Diagram sections — 32 (157 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY CONTROL MODULES COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ELECTRONIC SUSPENSION ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS MEMORY SYSTEMS NAVIGATION POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER TOP/SUNROOF POWER WINDOWS RADIO SHIFT INTERLOCK STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Automatic A/C Wiring Diagram (1 of 4) for Chevrolet Suburban K2008 2500 List of elements for Automatic A/C Wiring Diagram (1 of 4) for Chevrolet Suburban K2008 2500: 71 (bottom center of hvac module) blower motor control module (in headliner harness, approximately 35 cm from inside air temperature sensor front breakout) (right front corner of hvac case) g200 (under right side of hvac module) blower motor 5v ref A/c low pressure switch (on a/c high pressure hose) A/c on ind A/c on switch Air temp Air tmp Amb tmp Ambient light/ sunload sensor assembly (top center of dash) B(+) Blwr spd Computer data lines system Defogger system Dfrst val Fresh air ind Fresh air request switch Front defogger ind Front defogger switch Front inside air temperature sensor (above left front of headliner) G103 (front of right cylinder head) G200 (right front corner of hvac case) G200 (right front corner of of hvac case) G201 (behind upper left end of dash) Gmlan l Gnd Ground Hvac ambient air temperature sensor (right front of engine compt) Hvac control module Ign 3 J106 J203 J206 (in instrument panel harness, approximately 14 cm (5.51 in) from c207 breakout) J325 J328 L air tmp Left i/p junction block (below left end of dash) Left temperature control Lf sunld Logic Low ref Lower auxiliary air temperature sensor (front of a rear hvac module) Lw prss Mode cntrl Mode ctrl Mode down switch Mode up switch Pnk Power distribution system R air tmp Rear defogger ind Rear defogger switch Recir ctrl Recirc Recircu- lation ind Recircu- lation switch Red Rer defg Rf sunld Right temperature control Sens sig Sns sig Spd ctrl Sw sig Tan Upper auxiliary air temperature sensor Upper left air temperature sensor (at center of dash, below dash trim panel) Upper right air temperature sensor (at center of dash, below dash trim panel) X11 Automatic A/C Wiring Diagram (2 of 4) for Chevrolet Suburban K2008 2500 List of elements for Automatic A/C Wiring Diagram (2 of 4) for Chevrolet Suburban K2008 2500: 39 (behind lower left side of dash) body control module (bcm) (left side of engine compt) engine control module (ecm) (on a/c compressor) a/c compressor clutch 4a1 4a2 4a3 4a4 4a5 4a6 4b2 4b3 4b5 4b6 5-volt ref A/c cmprsr fuse 17 10a A/c cmprsr relay A4 x5 Aux hvac-ign fuse 48 10a Coil ctrl Computer data lines system Data bus+ Data bus- E x4 Engine coolant temperature (ect) sensor (front of left cylinder head) b G102 (lower left front of engine) Hot at all times Hvac batt fuse 39 10a Hvac blwr fuse 70 40a Hvac-ign fuse 55 10a J219 (w/ heated steering wheel) Low ref Pnk Red Right i/p junction block (below right end of dash) Rly ctrl Run/ crank relay Sens sig Tan Under- hood fuse block (left side of engine compt) Automatic A/C Wiring Diagram (3 of 4) for Chevrolet Suburban K2008 2500 List of elements for Automatic A/C Wiring Diagram (3 of 4) for Chevrolet Suburban K2008 2500: 22 (bottom left side of hvac module) lower right air temperature sensor (left side of hvac module) lower left air temperature sensor (lower right radiator support) g101 87a A/c refrigerant pressure sensor Fan cntrl relay Fan hi relay Fan lo relay Fan-1 fuse 57 40a Fan-2 fuse 60 40a G100 (lower left radiator support) Hot at all times Left air temperature actuator (bottom left side of hvac module) Left engine cooling fan (behind radiator) Mode actuator (on left side of hvac module) Pnk Pwr/ trn relay Recirculation actuator (upper right of hvac module) Right air temperature actuator (top of hvac module) Right engine cooling fan (behind radiator) Tan Under- hood fuse block (left side of engine compt) Automatic A/C Wiring Diagram (4 of 4) for Chevrolet Suburban K2008 2500 List of elements for Automatic A/C Wiring Diagram (4 of 4) for Chevrolet Suburban K2008 2500: 33 (above left rear of headlines) auxiliary inside air temperature sensor (below rear hvac blower motor) auxiliary blower motor control module (or pnk) 5v ref Auto switch Auxiliary air temperature actuator (on rear hvac module assembly) Auxiliary blower motor (long wheel base: rear of rear hvac module) (short wheel base: right rear of passenger compt) Auxiliary mode actuator (long wheel base: at front of rear hvac module) (short wheel base: on rear hvac module) Blower speed control switch Computer data lines system Fan down switch Fan up switch G200 (right front corner of hvac case) G402 (on right "d" pillar) Gmlan Gnd Hot at all times Hvac control module I/p fuse block (behind lower left end of dash) J328 (in headliner harness, approximately 5 cm from inside air temperature sensor front breakout) Logic Low ref Mde cntrl Mode select switch Mtr cntrl Off switch Pnk Rear hvac fuse 30a Rear seat audio (rsa) controller Sns cntrl Spd ctrl Temp cntrl Temperature control switch Compressor Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Compressor Wiring Diagram for Chevrolet Suburban K2008 2500: 30 (on a/c compressor) a/c compressor clutch 5-volt ref A/c cmprsr fuse 17 10a A/c cmprsr relay A/c ind A/c low pressure switch (on a/c high pressure hose) A/c on A/c refrigerant pressure sensor B(+) Computer data lines system Data bus+ Data bus- Engine control module (ecm) (left side of engine compt) G102 (lower left front of engine) G103 (front of right cylinder head) G200 (right front corner of hvac case) Gmlan l Ground Hot at all times Hvac batt fuse 39 10a Hvac control module J105 J106 J203 Logic Low ref Lw prss Sens sig Tan Under- hood fuse block (left side of engine compt) Manual A/C Wiring Diagram (1 of 4) for Chevrolet Suburban K2008 2500 List of elements for Manual A/C Wiring Diagram (1 of 4) for Chevrolet Suburban K2008 2500: 57 (below left end of dash) left i/p junction block (bottom center of hvac module) blower motor control module (right front corner of hvac case) g200 (under right side of hvac module) blower motor 5v ref A/c low pressure switch (on a/c high pressure hose) A/c on ind A/c on switch Air tmp Auxiliary hvac control module (above middle of headliner) B(+) Blower control switch Blwr spd Computer data lines system Defogger system Dfrst val Front defogger ind Front defogger switch G103 (front of right cylinder head) G200 (right front corner of hvac case) G201 (behind upper left end of dash) Gmlan l Gnd Ground Hvac control module Ign 3 Interior lights system Interior lights system power distribution system J106 J203 J328 L air tmp Led cntrl Left temperature control Logic Low ref Lw prss Mode ctrl Mode select switch Mode sig Mtr sig Pnk R air tmp Rear defogger ind Rear defogger switch Recir ctrl Recircu- lation ind Recircu- lation switch Red Rer defg Right temperature control Spd ctrl Sw sig Tan Temp sig Temperature control switch X11 Manual A/C Wiring Diagram (2 of 4) for Chevrolet Suburban K2008 2500 List of elements for Manual A/C Wiring Diagram (2 of 4) for Chevrolet Suburban K2008 2500: 36 (behind lower left side of dash) body control module (bcm) (left side of engine compt) engine control module (ecm) (on a/c compressor) a/c compressor clutch 4a1 4a4 4a6 4b2 4b3 4b5 4b6 5-volt ref A/c cmprsr fuse 17 10a A/c cmprsr relay Aux hvac-ign fuse 48 10a Coil ctrl Computer data lines system Data bus+ Data bus- E x4 Engine coolant temperature (ect) sensor (front of left cylinder head) b G102 (lower left front of engine) Hot at all times Hvac batt fuse 39 10a Hvac blwr fuse 70 40a Hvac-ign fuse 55 10a J219 (w/ heated steering wheel) Low ref Pnk Red Right i/p junction block (below right end of dash) Rly ctrl Run/ crank relay Sens sig Tan Under- hood fuse block (left side of engine compt) X1 x1 Manual A/C Wiring Diagram (3 of 4) for Chevrolet Suburban K2008 2500 List of elements for Manual A/C Wiring Diagram (3 of 4) for Chevrolet Suburban K2008 2500: 22 (lower right radiator support) g101 (not used) 87a A/c refrigerant pressure sensor Fan cntrl relay Fan hi relay Fan lo relay Fan-1 fuse 57 40a Fan-2 fuse 60 40a G100 (lower left radiator support) Hot at all times J100 (in forward lamp harness) Left air temperature actuator (bottom left side of hvac module) Left engine cooling fan (behind radiator) Mode actuator (on left side of hvac module) Pnk Pwr/ trn relay Recirculation actuator (upper right of hvac module) Right air temperature actuator (top of hvac module) Right engine cooling fan (behind radiator) Tan Under- hood fuse block (left side of engine compt) Manual A/C Wiring Diagram (4 of 4) for Chevrolet Suburban K2008 2500 List of elements for Manual A/C Wiring Diagram (4 of 4) for Chevrolet Suburban K2008 2500: 26 (below rear hvac blower motor) auxiliary blower motor control module (or pnk) 5v ref Air request Auxiliary air temperature actuator (on rear hvac module assembly) Auxiliary blower motor (long wheel base: rear of rear hvac module) (short wheel base: right rear of passenger compt) Auxiliary mode actuator (long wheel base: at front of rear hvac module) (short wheel base: on rear hvac module) Blower speed Computer data lines system Down G402 (on right "d" pillar) Gmlan Gnd Hot at all times Hvac control module I/p fuse block (behind lower left end of dash) Logic Low ref Mde cntrl Mtr cntrl Pnk Rear hvac fuse 30a Rear seat audio (rsa) controller Spd ctrl Temp cntrl Temperature control
ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram, with JD9 (1 of 2) for Chevrolet Suburban K2008 2500 List of elements for Anti-lock Brakes Wiring Diagram, with JD9 (1 of 2) for Chevrolet Suburban K2008 2500: 46 (below left end of dash) left i/p junction box 12 v ref Abs pump motor Abs-1 fuse 61 40a Abs-2 fuse 9 25a Agle sns a Agle sns b Agle sns c Angle sns Brk sns Can h Can l Comm data Computer data lines system Electronic brake control module (ebcm) (on left rear frame rail) Electronic suspension system G201 (behind upper left end of dash) G300 (under left side of vehicle, on 2nd body mount) G302 (under right side of front passenger's seat) Gmlan + Gmlan - Grd Hot at all times J300 J301 (in chassis harness, approximately 5 cm (1.97 in) from g305 breakout) J302 Left front wheel speed sensor (wss) (on left front hub assembly) Left rear wheel speed sensor (wss) (on left rear hub assembly) Lf whl sns Logic Low ref Lr whl sns Nca Pwr brk h Pwr brk l Radio Red Rf whl sns Right rear wheel speed sensor (wss) (on right rear hub assembly) Rr whl sns Tan Underhood fuse block (left side of engine compt) Veh spd sig W/ luxury edition W/o luxury edition Yaw rate & lateral acceleration sensor (below right front seat) Anti-lock Brakes Wiring Diagram, with JD9 (2 of 2) for Chevrolet Suburban K2008 2500 List of elements for Anti-lock Brakes Wiring Diagram, with JD9 (2 of 2) for Chevrolet Suburban K2008 2500: 34 12v Abs ind Aux hvac-ign fuse 48 10a Body control module (bcm) (behind lower left side of dash) Brake booster vacuum sensor (on brake booster unit) Brake fluid level switch (left side of brake fluid reservoir) Brake ind Brk sig Cadillac Comm data Computer data lines system Driver information center G201 (behind upper left end of dash) Gmc/chevrolet Gmlan Hot w/ run/crank relay energized I/p multifunction switch (gmc/chevrolet) traction control switch (cadillac) Instrument panel cluster (ipc) Interior lights system J201 J219 (w/ steering wheel heater) Logic Nca Park brake switch (on park brake assembly) Pnk Power brake booster (on brake booster unit) Prk brk sw Right front wheel speed sensor (wss) (on right front hub assembly) Steering angle sensor (base of steering column) Stop lamp switch (top of brake pedal bracket) Tan Traction sw Underhood fuse block (left side of engine compt) Vehicle dynamics ind Anti-lock Brakes Wiring Diagram, without JD9 (1 of 2) for Chevrolet Suburban K2008 2500 List of elements for Anti-lock Brakes Wiring Diagram, without JD9 (1 of 2) for Chevrolet Suburban K2008 2500: 42 (below left end of dash) left i/p junction box (under left side of vehicle, on 2nd body mount) g300 12v ref 5v ref Abs-1 fuse 61 40a Can bus hi Can bus low Computer data lines system Electronic brake control module (ebcm) (on left rear frame rail) G201 (behind upper left end of dash) G302 (under right side of front passenger's seat) Gnd Heavy duty abs fuse 59 60a Hi gmlan + Hi gmlan - Hot at all times J300 J302 Lf wheel sens ctrl Lf wheel sens sig Logic Low ref Lr wheel sens ctrl Lr wheel sens sig Radio Red Rf wheel sens ctrl Rf wheel sens sig Rr wheel sens ctrl Rr wheel sens sig Serial data Steering ang sens a Steering ang sens b Steering ang sens c Steering ang sens sig Steering angle sensor (base of steering column) Tan Underhood fuse block (left side of engine compt) Veh speed sig W/ luxury edition W/o luxury edition Yaw rate & lateral acceleration sensor (behind right front seat) Anti-lock Brakes Wiring Diagram, without JD9 (2 of 2) for Chevrolet Suburban K2008 2500 List of elements for Anti-lock Brakes Wiring Diagram, without JD9 (2 of 2) for Chevrolet Suburban K2008 2500: 34 12v Abs ind Aux hvac-ign fuse 48 10a Body control module (bcm) (behind lower left side of dash) Brake fluid level switch (left side of brake fluid reservoir) Brake ind Brk sig Cadillac Comm data Computer data lines system Driver info center G201 (behind upper left end of dash) Gmc/chevrolet Gmlan Hot w/ run/crank relay energized I/p multifunction switch Instrument panel cluster (ipc) Interior lights system J201 J219 (w/ steering wheel heater) Left front wheel speed sensor (wss) (on left front hub assembly) Left rear wheel speed sensor (wss) (on left rear hub assembly) Logic Nca Park brake switch (on park brake assembly) Pnk Prk brk sw Right front wheel speed sensor (wss) (on right front hub assembly) Right rear wheel speed sensor (wss) (on right rear hub assembly) Stop lamp switch (top of brake pedal bracket) Tan Trac disabled ind Traction sw Underhood fuse block (left side of engine compt)
ANTI-THEFT Anti-theft Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Anti-theft Wiring Diagram for Chevrolet Suburban K2008 2500: 65 (below left end of dash) left i/p junction block 3b2 4a7 6.0l (vin y) Acc Auxiliary fuse block Bcm fuse 10a Body control module (bcm) (behind lower left side of dash) Cadillac Chevrolet/gmc Computer data lines system Ddm fuse 15a Dim fuse 10a Dlis fuse 35 2a Driver door lock/window switch Engine control module (ecm) (left side of engine compt) Except 6.0l (vin y) G101 (lower right radiator support) G200 (right front corner of hvac case) G201 (behind upper left end of dash) Gmlan Gnd Hdlp rly Headlights system Hood ajar switch (integral to hood latch assembly) Horn rly Horns system exterior lights system Hot at all times I/p fuse block (behind lower left end of dash) Ign volt Ignition switch Instrument panel cluster (ipc) Interior lights system Intrus sig J101 J160 J161 J213 (in steering column harness) J217 J227 Lf ajar sw Liftgate sw Lock Logic Lr ajar sw Nca Passenger door lock/window switch Pdm fuse 15a Prl lp rly Rf ajar sw Right i/p junction block (below x2 right end of dash) Rr ajar sw Run Sec ind Security ind Security indicator lamp Seo b1 fuse 52 15a Sns sig Start Sw sig Theft deterrent control module (tdm) (on ignition switch) Underhood fuse block (left side of engine compt) Vehicle inclination sensor Vehicle shock sensor Volt
BODY CONTROL MODULES Body Control Modules Wiring Diagram (1 of 3) for Chevrolet Suburban K2008 2500 List of elements for Body Control Modules Wiring Diagram (1 of 3) for Chevrolet Suburban K2008 2500: 52 12 volt ref 5 volt ref Acc Ambient lt sens sig Anti-lock brakes system Backup rly Battery + Body control module (bcm) (behind lower left side of dash) Courtesy lamp ctrl Cruise control system Cruise ctrl sw sig Dim fuse 10a Exterior lights system Hazard sw left turn sig Hazard sw right turn sig Hazard sw sig Headlamp dim sw sig Headlamp flash to pass sig Headlamp sw headlamp off sig Headlamp sw headlamp on sig Headlamp sw park lamp sig Headlights system Hot at all times I/p fuse block (behind lower left end of dash) I/p lamps dim ctrl Ign volt Ignition switch Inadvertent power ctrl Interior lamp sw volt ctrl Interior lamps ctrl Interior lights system J213 Low ref Off Pnk R tail lamp sig Run Shift interlock system Shift lock sol ctrl Sound systems Sound, transmissions & cruise control systems Start Steer whl ctrl sw sig Tan Tap up/tap down sw sig Tow/haul sw sig Traction ctrl sw sig Transmissions system Wiper sw hi sig Wiper sw low sig Wiper wash sw sig Wiper/washer system Body Control Modules Wiring Diagram (2 of 3) for Chevrolet Suburban K2008 2500 List of elements for Body Control Modules Wiring Diagram (2 of 3) for Chevrolet Suburban K2008 2500: 53 (or 450) 12v ref Accessory wakeup serial data Anti-lock brakes system Anti-theft system Battery + Bcm fuse 10a Body control module (bcm) (behind lower left side of dash) Brake sw sig Computer data lines system Cruise control system Cruise ctrl dimm sig Ctsy fuse 15a Drl relay ctrl Exterior lights system Fog lamp relay ctrl Front fog lamp sw sig G103 (front of right cylinder head) G201 (behind upper left end of dash) Ground Headlamp hi beam relay ctrl Headlights system Hi spd gmlan serial data bus (+) Hi spd gmlan serial data bus (-) Hood ajar sw sig Hot at all times I/p fuse block (behind lower left end of dash) I/p lamp dimmer sw sig Indicator dim ctrl Interior lights system Ipc fuse 46 10a Is lamps fuse 10a J106 (6.0l (vin y)) Led dim ctrl Left i/p junction block (below left end of dash) Lo spd serial data Lt stop trn fuse 15a Lt trlr turn sig lamp Outside moisture sens sig 1 Outside moisture sens sig 2 Power distribution system Rt frt turn sig lamp ctrl Rt stop trn fuse 15a Rt trlr turn sig lamp Run/crank relay ctrl Security ind ctrl Serial data comm enable Stop lamps fuse 15a Tan Underhood fuse block (left side of engine compt) Washer relay ctrl Wiper motor park sw sig Wiper/washer system Body Control Modules Wiring Diagram (3 of 3) for Chevrolet Suburban K2008 2500 List of elements for Body Control Modules Wiring Diagram (3 of 3) for Chevrolet Suburban K2008 2500: 55 Anti-theft system Body control module (bcm) (behind lower left side of dash) Brake sig Chmsl ctrl Current sens ctrl Current sens sig Door lk ctrl Door locks system Door unlk ctrl Endgate latch rly cntrl Endgate rly cntrl Exterior lights system Headlamp lo beam relay ctrl Headlights system Headlp washer rly Hood closed sw sig Horn relay ctrl Horns system Ign volt Ign voltage Interior lights system Intrusion sens alarm on sig Intrusion sens armed sig L tail lamp sig Liftgate ajar sw Liftglass release sig Low ref Lt frt turn sig lamp ctrl Lt rr door ajar sw sig Non-driver door open sw sig Out of park sig Park brake sw sig Park brake switch (on park brake assembly) Park lamp relay ctrl Pnk Power distribution & wiper/washer systems Power distribution system Power windows system Pwr win mstr sw lkout rear sig Pwr win mstr sw lkout sig Pwr win mstr sw lr dn sig Pwr win mstr sw lr up sig Pwr win mstr sw rr dn sig Pwr win mstr sw rr up sig Rear handle sw open sig Rear wiper sw Rt rr door ajar sw sig Seats system Starting/charging system Stop lamp ctrl Tan Trunk, tailgate, fuel doors system Wiper sw hi sig Wiper sw sig 2 Wiper/washer system
COMPUTER DATA LINES Computer Data Lines Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500 List of elements for Computer Data Lines Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500: 56 (not used) (upfitter provisional) 2 or more of w/ onstar, digital radio & rear seat & earphone jacks radio control 3b1 Assist step control module (under left center of vehicle) Audio amplifier (if equipped) (under center console) B (not used) Cadillac gmc/chevrolet Comfort & decor level 3 convenience package Data link connector (dlc) (below left side of dash) Digital radio receiver Digital radio receiver (if equipped) Driver door lock/ window switch Driver memory seat module (under front of driver's seat) F (not used) G200 (right front corner of hvac case) G201 (behind upper left end of dash) Hot at all times Hvac control module I/p fuse block (behind lower left end of dash) Inflatable restraint front passenger presence system (pps) module (below right front seat) Inflatable restraint sensing & diagnostic module (sdm) (under left front seat) Inflatable restraint vehicle rollover sensor (asf) (under center console) Inside rearview mirror (isrvm) (w/ intelligent high beam control) Instrument panel cluster (ipc) J200 Jx200 (upper left corner of the passenger compt, behind the i/p) Jx201 (upper left corner of the passenger compt, behind i/p) Jx300 (bottom of driver side "b" pillar, behind trim panel) L (not used) Left i/p junction block (below left end of dash) Left i/p junction block (below left end of dash) x1 Low speed gmlan serial data Ltr fuse 53 20a Object alarm module (under right front seat) Passenger door lock/ window switch Power distribution system Power liftgate module (left rear of cargo area, behind trim panel) Radio Rear heated seat module (under left rear seat) Rear seat audio (rsa) control Rear seat audio (rsa) control (if equipped) Remote control door lock receiver (rcdlr) (w/o one piece liftgate: center rear of roof) (w/ one piece liftgate: on left "d" pillar) Right i/p junction block (below right end of dash) Tan Theft deterrent control module (tdm) (on ignition switch) Underhood fuse block (left side of engine compt) Vehicle communication interface module (vcim) (behind center of dash) Vehicle communication interface module (vcim) (if equipped) (behind center of dash) W/ digital radio W/ digital radio & rear seat & earphone jacks radio control W/ luxury edition W/ onstar W/ rear seat & earphone jacks radio control W/ retractable power running board W/o luxury edition Computer Data Lines Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500 List of elements for Computer Data Lines Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500: 32 (in chassis harness, approximately 5 cm (1.97 in) from g305 breakout) (w/o 4 wheel hydraulic power brake) j301 Accessory wakeup serial data Body control module (bcm) (behind lower left side of dash) Data link resistor Data link resistor (on rear chassis crossmember) Electronic brake control module (ebcm) (on left rear frame rail) Electronic suspension control (esc) module (left rear of frame chassis) Engine control module (ecm) (left side of engine compt) Fuel pump flow control module High speed gmlan serial data bus + High speed gmlan serial data bus - J104 (in engine harness, approximately 15 cm (5.91 in) from engine control module connector breakout) J207 (in instrument panel harness, in transfer case shift control module connector breakout) Left i/p junction block (below left end of dash) Low speed gmlan serial data Serial data comm- unication enable Serial data wake up signal Tan Transfer case shift control module (below left end of dash) Transfer case shift control module (w/ auto 4x4) (below left end of dash) Transmission control module (tcm) (left side of engine compt) Vehicle communication interface module (vcim) (behind center of dash) W/ 4 speed W/ 4 wheel hydraulic power brake W/ 6 speed W/ auto 4x4 W/ bi-state real time damping chassis package W/ onstar W/o 4 wheel hydraulic power brake W/o auto 4x4 W/o bi-state real time damping chassis package W/o onstar
COOLING FAN
5.3L VIN 0 5.3L VIN 0, Cooling Fan Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN 0, Cooling Fan Wiring Diagram for Chevrolet Suburban K2008 2500: 21 87a Coil ctrl Engine control module (ecm) (left side of engine compt) Engine coolant temperature (ect) sensor (front of left cylinder head) Fan cntrl relay Fan hi relay Fan lo relay Fan-1 fuse 57 40a Fan-2 fuse 60 40a G100 (lower left radiator support) Hot at all times J100 J101 Left engine cooling fan (behind radiator) Pwr/ trn relay Right engine cooling fan (behind radiator) Sens sig Tan Under- hood fuse block (left side of engine compt) X1 rly ctrl X2 low ref
5.3L VIN 3 5.3L VIN 3, Cooling Fan Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN 3, Cooling Fan Wiring Diagram for Chevrolet Suburban K2008 2500: 21 87a Coil ctrl Engine control module (ecm) (left side of engine compt) Engine coolant temperature (ect) sensor (front of left cylinder head) Fan cntrl relay Fan hi relay Fan lo relay Fan-1 fuse 57 40a Fan-2 fuse 60 40a G100 (lower left radiator support) Hot at all times J100 J101 Left engine cooling fan (behind radiator) Pwr/ trn relay Right engine cooling fan (behind radiator) Sens sig Tan Under- hood fuse block (left side of engine compt) X1 rly ctrl X2 low ref
5.3L VIN J 5.3L VIN J, Cooling Fan Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN J, Cooling Fan Wiring Diagram for Chevrolet Suburban K2008 2500: 21 87a Coil ctrl Engine control module (ecm) (left side of engine compt) Engine coolant temperature (ect) sensor (front of left cylinder head) Fan cntrl relay Fan hi relay Fan lo relay Fan-1 fuse 57 40a Fan-2 fuse 60 40a G100 (lower left radiator support) Hot at all times J100 J101 Left engine cooling fan (behind radiator) Pwr/ trn relay Right engine cooling fan (behind radiator) Sens sig Tan Under- hood fuse block (left side of engine compt) X1 rly ctrl X2 low ref
6.0L VIN Y 6.0L VIN Y, Cooling Fan Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for 6.0L VIN Y, Cooling Fan Wiring Diagram for Chevrolet Suburban K2008 2500: 21 87a Coil ctrl Engine control module (ecm) (left side of engine compt) Engine coolant temperature (ect) sensor (front of left cylinder head) Fan cntrl relay Fan hi relay Fan lo relay Fan-1 fuse 57 40a Fan-2 fuse 60 40a G100 (lower left radiator support) Hot at all times J100 J101 Left engine cooling fan (behind radiator) Pwr/ trn relay Right engine cooling fan (behind radiator) Sens sig Tan Under- hood fuse block (left side of engine compt) X1 rly ctrl X2 low ref
CRUISE CONTROL Cruise Control Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Cruise Control Wiring Diagram for Chevrolet Suburban K2008 2500: 68 (in steering column harness) j216 (left side of engine compt) 12v 5v ref 5v ref 2 6.0l (vin y) Accelerator pedal position (app) sensor (top of accelerator pedal assembly) App sen 1 sig App sen 2 sig Batt + Bcm fuse 10a Body control module (bcm) (behind lower left side of dash) Brake sw sig Cadillac Cancel Chevrolet & gmc Computer data lines system Cruise control ind dimming sig Cruise control switch signal Cruise ind Cruise switch Ecm batt fuse 12 10a Engine control module (ecm) (left side of engine compt) Except 6.0l (vin y) Exterior lights system G103 (front of right cylinder head) G201 (behind upper left end of dash) Gmlan Gmlan data bus+ Gmlan data bus- Ground Hi spd gmlan ser data bus+ Hi spd gmlan ser data bus- Hot at all times Hot w/ run/crank relay energized I/p fuse block (behind lower left end of dash) Inflatable restraint steering wheel module coil (except tahoe & escalade: in steering column) Instrument panel cluster (ipc) Interior lights system Ipc fuse 46 10a J106 J217 (in steering wheel harness) Left i/p junction block (below left end of dash) Left steering wheel control switch assembly Logic Low ref Misc ign fuse 43 10a Pnk Res+ Ser data bus+ Ser data bus- Set- Sound systems Steering wheel cntrl sup volt Stop lamp sw sig Stop lamp switch (top of brake pedal bracket) Tac motor ctrl 1 Tac motor ctrl 2 Tan Throttle body (on front of intake manifold) Tp sens 1 sig Tp sens 2 sig Transmission control module (tcm) Transmissions system Underhood fuse block (left side of engine compt) Vehicle speed sensor (vss) (4 speed a/t) (right rear of transmission) Vss hi sig Vss lo sig
DEFOGGERS Heated Mirrors Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Heated Mirrors Wiring Diagram for Chevrolet Suburban K2008 2500: 24 3b2 4a7 B4 x4 Battery Computer data lines system Ddm fuse 15a Driver door lock/window switch Driver outside rearview mirror F3 x1 G200 (right front corner of hvac case) G201 (behind upper left end of dash) Gmlan Ground Hot at all times Hvac control module I/p fuse block (behind lower left end of dash) Ign Low ref Passenger door lock/window switch Passenger outside rearview mirror Pdm fuse 15a Rear defog switch Right i/p junction block (below right end of dash) Serial data Rear Defogger Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Rear Defogger Wiring Diagram for Chevrolet Suburban K2008 2500: 26 A x1 A x2 A7 x4 Automatic a/c B5 x4 G102 (lower left front of engine) G304 (near base of right "b" pillar) G402 (on right "d" pillar) Hot at all times Hvac control module Ign J105 J304 J900 J901 (in liftgate harness, approximately 2 cm from rear window defogger connector c2 breakout) Logic Manual a/c N5 x2 Rear defog fuse 50 30a Rear defog relay Rear defog relay ctrl Rear defog switch Rear window defogger grid Underhood fuse block (left side of engine compt) W/ one piece liftgate W/o one piece liftgate
ELECTRONIC SUSPENSION Electronic Suspension Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500 List of elements for Electronic Suspension Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500: 41 (in chassis harness, approximately 5 cm (1.97 in) from g305 breakout) j301 5 volt ref Alc exh sol ctrl Alc/comp fuse 61 40a Automatic level control (alc) sensor Automatic level control (alc) solenoid valve Automatic level control (alc) compressor Automatic level control (alc) relay (near underhood fuse block) Batt (+) Body control module (bcm) (behind lower left side of dash) Compressor motor Computer data lines system Damping rly ctl Data comm enable Dmpg air pres sens Electronic suspension control module (left rear of frame chassis) Esc/alc exh fuse 2 30a G400 (on left rear body mount) Gmlan hi spd (+) Gmlan hi spd (-) Ground Hot at all times Hot in run & start Left front suspension damper solenoid (top of left front suspension damper) Left rear suspension damper solenoid (top of left rear suspension damper) Lf damp ctrl Lf susp pos sens Low ref Lr damp ctrl Lr susp pos sens Pnk Red Rf damp ctrl Rf susp pos sens Right front suspension damper solenoid (top of right front suspension damper) Right rear suspension damper solenoid (top of right rear suspension damper) Rr damp ctrl Rr susp pos sens Seo/alc fuse 54 10a Tan Underhood fuse block (left side of engine compt) Electronic Suspension Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500 List of elements for Electronic Suspension Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500: 41 (or 442) 5v ref Abs-2 fuse 9 25a abs-1 fuse 61 40a Anti-lock brakes system Batt (+) Computer data lines system Electronic brake control module (ebcm) (on left rear frame rail) Except hybrid w/ hydraulic brakes Except hybrid w/ vacuum brakes G300 (under left side of vehicle, on 2nd body mount) Gmlan hi spd (+) Gmlan hi spd (-) Ground Hot at all times Hybrid J260 J300 J366 (hybrid) Left front suspension position sensor (on control arm, behind left front shock) Left front wheel speed sensor (wss) (on left front hub assembly) Left rear suspension position sensor (forward of rear axle, on left frame rail) Left rear wheel speed sensor (wss) (on left rear hub assembly) Lf whl spd sig Lo ref Lr whl spd sig Nca Red Rf whl spd sig Right front suspension position sensor (on control arm, behind right front shock) Right front wheel speed sensor (wss) (on right front hub assembly) Right rear suspension position sensor (forward of rear axle, on right frame rail) Right rear wheel speed sensor (wss) (on right rear hub assembly) Rr whl spd sig St ang sens St angle ø a St angle ø b St angle ø c Steering angle sensor (base of steering column) Tan Tan b Underhood fuse block (left side of engine compt)
ENGINE PERFORMANCE
5.3L VIN 0 5.3L VIN 0, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN 0, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Suburban K2008 2500: 48 (in chassis harness) j331 4wd low sig 5v ref Accelerator pedal position (app) sensor (top of accelerator pedal assembly) Air conditioning system Bank 1 sens 2 Brake sw sig Computer data lines system Cooling fans system Data bus + Data bus - Engine control module (ecm) (left side of engine compt) Extension shld Exterior lights system Fan rly ctrl Fuel line pressure sensor Fuel pump flow control module Fuel tank pressure (ftp) sensor (short wheel base: on fuel tank, integral to fuel pump & sender assembly) (long wheel base: on fuel tank, integral to secondary fuel pump & sender assembly) G103 (front of right cylinder head) G300 (under left side of vehicle, on 2nd body mount) Gnd Iat sens sig Ign volt Ign voltage J106 J300 J364 Level sens sig Lines system computer data Low ref Maf Mass air flow (maf)/intake air temperature (iat) sensor (right front of engine compt) Nca P/n sig Pnk Pnk b Pos sens 1 sig Pos sens 2 sig Press sens sig Primary fuel pump & sender assembly (on primary fuel pump assembly) Pump ctrl Ref volt Relay ctrl Sens sig Serial data Tan Tan e Transmissions system 5.3L VIN 0, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN 0, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Suburban K2008 2500: 47 (left side of engine compt) underhood fuse block 5v ref Air conditioning system Anti-lock brakes system Aux hvac- ign fuse 48 1oa Bank 1 sens 2 Bank 2 sens 2 Clutch rly ctrl Cooling fans system Ecm- batt fuse 12 10a Ecm- ign fuse 56 15a Ecm/throt cont fuse 5 15a Enable rly ctrl Eng fuse 4 15a Engine control module (ecm) (left side of engine compt) Evaporative emission (evap) canister vent solenoid valve (on evap canister) Fan rly ctrl Fscm fuse 21 20a G103 (front of right cylinder head) Ground Heated oxygen sensor (ho2s) bank 1 sensor 2 Heated oxygen sensor (ho2s) bank 2 sensor 2 Hot at all times Hot w/ run/ crank relay energized Ign Inj-a fuse 24 20a Inj-b fuse 13 20a Ipc fuse 46 10a J106 J219 (w/ steering wheel heater) Maf sens sig Mil ctrl Nca O2-a snsr fuse 18 10a O2-b snsr fuse 8 10a Pnk Power distribution system Pump rly ctrl Pwr/ trn relay Rly coil ctrl Speed sig Starting/ charging system Tan Tcm- batt fuse 14 10a Tos sig Transmissions system Vent sol ctrl 5.3L VIN 0, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN 0, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Suburban K2008 2500: 23 (6.0l & 6.2l) camshaft position (cmp) actuator solenoid valve (below left end of dash) left i/p junction block (on lower right side of oil pan) oil level switch Brake fluid level switch (left side of brake fluid reservoir) Cadillac Computer data lines system Engine oil pressure ind Fuel injectors (top left side of engine) Fuel injectors (top right side of engine) G103 (front of right cylinder head) G201 (behind upper left end of dash) Gmc/chevrolet Gnd Ign Instrument panel cluster (ipc) J106 Logic Malfunction indicator lamp Pnk Pnk a Serial data Tan Tan b 5.3L VIN 0, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN 0, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Suburban K2008 2500: 39 (left side of engine compt) engine control module (ecm) 5v ref Bank 1 sens 1 Bank 2 sens 1 Camshaft position (cmp) sensor (lower front of engine) Crankshaft position (ckp) sensor Duty cycle sig Ect sens sig Engine coolant temperature (ect) sensor (front of left cylinder head) Engine oil pressure (eop) sensor (on top rear of engine) Heated oxygen sensor (ho2s) bank 1 sensor 1 Heated oxygen sensor (ho2s) bank 2 sensor 1 Inj 1 ctrl Inj 2 ctrl Inj 3 ctrl Inj 4 ctrl Inj 5 ctrl Inj 6 ctrl Inj 7 ctrl Inj 8 ctrl Knock sensor (ks) 1 (on left side of engine) Knock sensor (ks) 2 (on right side of engine) Low ref Manifold absolute pressure (map) sensor (on top rear of engine) Nca Oil level sw Pnk Purge sol ctrl Sens 1 sig Sens 2 sig Sol ctrl Sol ctrl 1 Sol ctrl 2 Sol ctrl 3 Sol ctrl 4 Starting/ charging system Tac mtr ctrl 1 Tac mtr ctrl 2 Tan 5.3L VIN 0, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN 0, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Suburban K2008 2500: 53 (approximately 3 cm (1.18 in) from ignition coil 4 breakout) (approximately 3 cm (1.18 in) from ignition coil 5 breakout) (approximately 5 cm (1.97 in) from x111 breakout) j112 (lower (on front of intake manifold) throttle body (rear of engine) (except 6.2l & 4.8l) valve lifter oil manifold (vlom) assembly (top left of engine, mounted above intake manifold) evaporative emission (evap) canister purge solenoid valve 5v ref A pnk Bank 1 sens 1 Bank 2 sens 1 Charge ind sig Ckp sens sig Cmp sens sig Ctrl Cylinder shutoff solenoid 1 cylinder 1 Cylinder shutoff solenoid 2 cylinder 4 Cylinder shutoff solenoid 3 cylinder 6 Cylinder shutoff solenoid 4 cylinder 7 E pnk Engine control module (ecm) (left side of engine compt) G102 G102 (lower left front of engine) Gnd Ign Ign coil 1 ctrl Ign coil 2 ctrl Ign coil 3 ctrl Ign coil 4 ctrl Ign coil 5 ctrl Ign coil 6 ctrl Ign coil 7 ctrl Ign coil 8 ctrl Ignition coils (left side of engine) Ignition coils (right side of engine) J107 J108 J109 (approximately 5 cm (1.97 in) from x111 breakout) J110 J111 Left front of engine) Low ref Map sens sig Pnk Pnk d Pos sens 1 sig Pos sens 2 sig Press sens sig Red Red c Ref lo Starting/charging system Tan
5.3L VIN 3 5.3L VIN 3, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN 3, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Suburban K2008 2500: 48 (in chassis harness) j331 4wd low sig 5v ref Accelerator pedal position (app) sensor (top of accelerator pedal assembly) Air conditioning system Bank 1 sens 2 Brake sw sig Computer data lines system Cooling fans system Data bus + Data bus - Engine control module (ecm) (left side of engine compt) Extension shld Exterior lights system Fan rly ctrl Fuel line pressure sensor Fuel pump flow control module Fuel tank pressure (ftp) sensor (short wheel base: on fuel tank, integral to fuel pump & sender assembly) (long wheel base: on fuel tank, integral to secondary fuel pump & sender assembly) G103 (front of right cylinder head) G300 (under left side of vehicle, on 2nd body mount) Gnd Iat sens sig Ign volt Ign voltage J106 J300 J364 Level sens sig Lines system computer data Low ref Maf Mass air flow (maf)/intake air temperature (iat) sensor (right front of engine compt) Nca P/n sig Pnk Pnk b Pos sens 1 sig Pos sens 2 sig Press sens sig Primary fuel pump & sender assembly (on primary fuel pump assembly) Pump ctrl Ref volt Relay ctrl Sens sig Serial data Tan Tan e Transmissions system 5.3L VIN 3, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN 3, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Suburban K2008 2500: 47 (left side of engine compt) underhood fuse block 5v ref Air conditioning system Anti-lock brakes system Aux hvac- ign fuse 48 1oa Bank 1 sens 2 Bank 2 sens 2 Clutch rly ctrl Cooling fans system Ecm- batt fuse 12 10a Ecm- ign fuse 56 15a Ecm/throt cont fuse 5 15a Enable rly ctrl Eng fuse 4 15a Engine control module (ecm) (left side of engine compt) Evaporative emission (evap) canister vent solenoid valve (on evap canister) Fan rly ctrl Fscm fuse 21 20a G103 (front of right cylinder head) Ground Heated oxygen sensor (ho2s) bank 1 sensor 2 Heated oxygen sensor (ho2s) bank 2 sensor 2 Hot at all times Hot w/ run/ crank relay energized Ign Inj-a fuse 24 20a Inj-b fuse 13 20a Ipc fuse 46 10a J106 J219 (w/ steering wheel heater) Maf sens sig Mil ctrl Nca O2-a snsr fuse 18 10a O2-b snsr fuse 8 10a Pnk Power distribution system Pump rly ctrl Pwr/ trn relay Rly coil ctrl Speed sig Starting/ charging system Tan Tcm- batt fuse 14 10a Tos sig Transmissions system Vent sol ctrl 5.3L VIN 3, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN 3, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Suburban K2008 2500: 23 (6.0l & 6.2l) camshaft position (cmp) actuator solenoid valve (below left end of dash) left i/p junction block (on lower right side of oil pan) oil level switch Brake fluid level switch (left side of brake fluid reservoir) Cadillac Computer data lines system Engine oil pressure ind Fuel injectors (top left side of engine) Fuel injectors (top right side of engine) G103 (front of right cylinder head) G201 (behind upper left end of dash) Gmc/chevrolet Gnd Ign Instrument panel cluster (ipc) J106 Logic Malfunction indicator lamp Pnk Pnk a Serial data Tan Tan b 5.3L VIN 3, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN 3, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Suburban K2008 2500: 39 (left side of engine compt) engine control module (ecm) 5v ref Bank 1 sens 1 Bank 2 sens 1 Camshaft position (cmp) sensor (lower front of engine) Crankshaft position (ckp) sensor Duty cycle sig Ect sens sig Engine coolant temperature (ect) sensor (front of left cylinder head) Engine oil pressure (eop) sensor (on top rear of engine) Heated oxygen sensor (ho2s) bank 1 sensor 1 Heated oxygen sensor (ho2s) bank 2 sensor 1 Inj 1 ctrl Inj 2 ctrl Inj 3 ctrl Inj 4 ctrl Inj 5 ctrl Inj 6 ctrl Inj 7 ctrl Inj 8 ctrl Knock sensor (ks) 1 (on left side of engine) Knock sensor (ks) 2 (on right side of engine) Low ref Manifold absolute pressure (map) sensor (on top rear of engine) Nca Oil level sw Pnk Purge sol ctrl Sens 1 sig Sens 2 sig Sol ctrl Sol ctrl 1 Sol ctrl 2 Sol ctrl 3 Sol ctrl 4 Starting/ charging system Tac mtr ctrl 1 Tac mtr ctrl 2 Tan 5.3L VIN 3, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN 3, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Suburban K2008 2500: 53 (approximately 3 cm (1.18 in) from ignition coil 4 breakout) (approximately 3 cm (1.18 in) from ignition coil 5 breakout) (approximately 5 cm (1.97 in) from x111 breakout) j112 (lower (on front of intake manifold) throttle body (rear of engine) (except 6.2l & 4.8l) valve lifter oil manifold (vlom) assembly (top left of engine, mounted above intake manifold) evaporative emission (evap) canister purge solenoid valve 5v ref A pnk Bank 1 sens 1 Bank 2 sens 1 Charge ind sig Ckp sens sig Cmp sens sig Ctrl Cylinder shutoff solenoid 1 cylinder 1 Cylinder shutoff solenoid 2 cylinder 4 Cylinder shutoff solenoid 3 cylinder 6 Cylinder shutoff solenoid 4 cylinder 7 E pnk Engine control module (ecm) (left side of engine compt) G102 G102 (lower left front of engine) Gnd Ign Ign coil 1 ctrl Ign coil 2 ctrl Ign coil 3 ctrl Ign coil 4 ctrl Ign coil 5 ctrl Ign coil 6 ctrl Ign coil 7 ctrl Ign coil 8 ctrl Ignition coils (left side of engine) Ignition coils (right side of engine) J107 J108 J109 (approximately 5 cm (1.97 in) from x111 breakout) J110 J111 Left front of engine) Low ref Map sens sig Pnk Pnk d Pos sens 1 sig Pos sens 2 sig Press sens sig Red Red c Ref lo Starting/charging system Tan
5.3L VIN J 5.3L VIN J, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN J, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Suburban K2008 2500: 48 (in chassis harness) j331 4wd low sig 5v ref Accelerator pedal position (app) sensor (top of accelerator pedal assembly) Air conditioning system Bank 1 sens 2 Brake sw sig Computer data lines system Cooling fans system Data bus + Data bus - Engine control module (ecm) (left side of engine compt) Extension shld Exterior lights system Fan rly ctrl Fuel line pressure sensor Fuel pump flow control module Fuel tank pressure (ftp) sensor (short wheel base: on fuel tank, integral to fuel pump & sender assembly) (long wheel base: on fuel tank, integral to secondary fuel pump & sender assembly) G103 (front of right cylinder head) G300 (under left side of vehicle, on 2nd body mount) Gnd Iat sens sig Ign volt Ign voltage J106 J300 J364 Level sens sig Lines system computer data Low ref Maf Mass air flow (maf)/intake air temperature (iat) sensor (right front of engine compt) Nca P/n sig Pnk Pnk b Pos sens 1 sig Pos sens 2 sig Press sens sig Primary fuel pump & sender assembly (on primary fuel pump assembly) Pump ctrl Ref volt Relay ctrl Sens sig Serial data Tan Tan e Transmissions system 5.3L VIN J, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN J, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Suburban K2008 2500: 47 (left side of engine compt) underhood fuse block 5v ref Air conditioning system Anti-lock brakes system Aux hvac- ign fuse 48 1oa Bank 1 sens 2 Bank 2 sens 2 Clutch rly ctrl Cooling fans system Ecm- batt fuse 12 10a Ecm- ign fuse 56 15a Ecm/throt cont fuse 5 15a Enable rly ctrl Eng fuse 4 15a Engine control module (ecm) (left side of engine compt) Evaporative emission (evap) canister vent solenoid valve (on evap canister) Fan rly ctrl Fscm fuse 21 20a G103 (front of right cylinder head) Ground Heated oxygen sensor (ho2s) bank 1 sensor 2 Heated oxygen sensor (ho2s) bank 2 sensor 2 Hot at all times Hot w/ run/ crank relay energized Ign Inj-a fuse 24 20a Inj-b fuse 13 20a Ipc fuse 46 10a J106 J219 (w/ steering wheel heater) Maf sens sig Mil ctrl Nca O2-a snsr fuse 18 10a O2-b snsr fuse 8 10a Pnk Power distribution system Pump rly ctrl Pwr/ trn relay Rly coil ctrl Speed sig Starting/ charging system Tan Tcm- batt fuse 14 10a Tos sig Transmissions system Vent sol ctrl 5.3L VIN J, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN J, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Suburban K2008 2500: 23 (6.0l & 6.2l) camshaft position (cmp) actuator solenoid valve (below left end of dash) left i/p junction block (on lower right side of oil pan) oil level switch Brake fluid level switch (left side of brake fluid reservoir) Cadillac Computer data lines system Engine oil pressure ind Fuel injectors (top left side of engine) Fuel injectors (top right side of engine) G103 (front of right cylinder head) G201 (behind upper left end of dash) Gmc/chevrolet Gnd Ign Instrument panel cluster (ipc) J106 Logic Malfunction indicator lamp Pnk Pnk a Serial data Tan Tan b 5.3L VIN J, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN J, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Suburban K2008 2500: 39 (left side of engine compt) engine control module (ecm) 5v ref Bank 1 sens 1 Bank 2 sens 1 Camshaft position (cmp) sensor (lower front of engine) Crankshaft position (ckp) sensor Duty cycle sig Ect sens sig Engine coolant temperature (ect) sensor (front of left cylinder head) Engine oil pressure (eop) sensor (on top rear of engine) Heated oxygen sensor (ho2s) bank 1 sensor 1 Heated oxygen sensor (ho2s) bank 2 sensor 1 Inj 1 ctrl Inj 2 ctrl Inj 3 ctrl Inj 4 ctrl Inj 5 ctrl Inj 6 ctrl Inj 7 ctrl Inj 8 ctrl Knock sensor (ks) 1 (on left side of engine) Knock sensor (ks) 2 (on right side of engine) Low ref Manifold absolute pressure (map) sensor (on top rear of engine) Nca Oil level sw Pnk Purge sol ctrl Sens 1 sig Sens 2 sig Sol ctrl Sol ctrl 1 Sol ctrl 2 Sol ctrl 3 Sol ctrl 4 Starting/ charging system Tac mtr ctrl 1 Tac mtr ctrl 2 Tan 5.3L VIN J, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN J, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Suburban K2008 2500: 53 (approximately 3 cm (1.18 in) from ignition coil 4 breakout) (approximately 3 cm (1.18 in) from ignition coil 5 breakout) (approximately 5 cm (1.97 in) from x111 breakout) j112 (lower (on front of intake manifold) throttle body (rear of engine) (except 6.2l & 4.8l) valve lifter oil manifold (vlom) assembly (top left of engine, mounted above intake manifold) evaporative emission (evap) canister purge solenoid valve 5v ref A pnk Bank 1 sens 1 Bank 2 sens 1 Charge ind sig Ckp sens sig Cmp sens sig Ctrl Cylinder shutoff solenoid 1 cylinder 1 Cylinder shutoff solenoid 2 cylinder 4 Cylinder shutoff solenoid 3 cylinder 6 Cylinder shutoff solenoid 4 cylinder 7 E pnk Engine control module (ecm) (left side of engine compt) G102 G102 (lower left front of engine) Gnd Ign Ign coil 1 ctrl Ign coil 2 ctrl Ign coil 3 ctrl Ign coil 4 ctrl Ign coil 5 ctrl Ign coil 6 ctrl Ign coil 7 ctrl Ign coil 8 ctrl Ignition coils (left side of engine) Ignition coils (right side of engine) J107 J108 J109 (approximately 5 cm (1.97 in) from x111 breakout) J110 J111 Left front of engine) Low ref Map sens sig Pnk Pnk d Pos sens 1 sig Pos sens 2 sig Press sens sig Red Red c Ref lo Starting/charging system Tan
6.0L VIN K 6.0L VIN K, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Suburban K2008 2500 List of elements for 6.0L VIN K, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Suburban K2008 2500: 43 4wd low sig 5v ref Accelerator pedal position (app) sensor (top of accelerator pedal assembly) Air conditioning system Auto 4x4 Bank 1 sens 2 Body control module (behind lower left side of x4 dash) Brake sw sig Computer data lines system Cooling fans system Data bus + Data bus - Engine control module (ecm) (left side of engine compt) Exterior lights system Fan rly ctrl Fuel tank pressure (ftp) sensor (on fuel tank, integral to secondary fuel pump & sender assembly) G103 (front of right cylinder head) G300 (under left side of vehicle, on 2nd body mount) Iat sens sig Ign voltage J104 (approximately 15 cm (5.91 in) from engine control module connector breakout) J106 J207 (auto 4x4) (in transfer case shift control module connector breakout) J300 J331 (in chassis harness) Level sens sig Low ref Maf Mass air flow (maf)/intake air temperature (iat) sensor (right front of engine compt) P/n sig Pnk Pnk b Pos sens 1 sig Pos sens 2 sig Press sens sig Primary fuel pump & sender assembly (on primary fuel pump assembly) Secondary fuel pump & sender assembly (w/o auxiliary fuel tank) (in secondary fuel tank) Secondary fuel pump relay Serial data Tan Tan e Transfer case shift control module x2 (below left end of dash) Transmissions system 6.0L VIN K, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Suburban K2008 2500 List of elements for 6.0L VIN K, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Suburban K2008 2500: 52 (left side of engine compt) underhood fuse block (lower left front of engine) 5v ref Air conditioning system Anti-lock brakes system Aux hvac- ign fuse 48 1oa Bank 1 sens 2 Bank 2 sens 2 Clutch rly ctrl Cooling fans system Ecm- batt fuse 12 10a Ecm- ign fuse 56 15a Ecm/throt cont fuse 5 15a Enable rly ctrl Eng fuse 4 15a Engine control module (ecm) (left side of engine compt) Evaporative emission (evap) canister vent solenoid valve (on evap canister) Fan rly ctrl Fuel ctrl Fuel pmp relay Fuel pump fuse 20 20a G102 G103 (front of right cylinder head) Ground Heated oxygen sensor (ho2s) bank 1 sensor 2 Heated oxygen sensor (ho2s) bank 2 sensor 2 Hot at all times Hot w/ run/crank relay energized Ign Inj-a fuse 24 20a Inj-b fuse 13 20a Ipc fuse 46 10a J106 J219 (w/ steering wheel heater) Maf sens sig Mil ctrl Nca O2-a snsr fuse 18 10a O2-b snsr fuse 8 10a Pnk Power distribution system Pump rly ctrl Pwr/ trn relay Rly coil ctrl Speed sig Starting/ charging system Tan Tcm- batt fuse 14 15a Tos sig Transmissions system Vent sol ctrl W/o auxiliary fuel tank 6.0L VIN K, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Suburban K2008 2500 List of elements for 6.0L VIN K, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Suburban K2008 2500: 22 (below left end of dash) left i/p junction block (on lower right side of oil pan) oil level switch Brake fluid level switch (left side of brake fluid reservoir) Camshaft position (cmp) actuator solenoid valve Computer data lines system Engine coolant temperature gauge Engine oil pressure ind Fuel injectors (top left side of engine) Fuel injectors (top right side of engine) G103 (front of right cylinder head) G201 (behind upper left end of dash) Gnd Ign Instrument panel cluster (ipc) J106 Logic Malfunction indicator lamp Pnk Pnk a Serial data Tan Tan b 6.0L VIN K, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Suburban K2008 2500 List of elements for 6.0L VIN K, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Suburban K2008 2500: 35 (left side of engine compt) engine control module (ecm) 5v ref Bank 1 sens 1 Bank 2 sens 1 Camshaft position (cmp) sensor (lower front of engine) Crankshaft position (ckp) sensor Duty cycle sig Ect sens sig Engine coolant temperature (ect) sensor (front of left cylinder head) Engine oil pressure (eop) sensor (on top rear of engine) Heated oxygen sensor (ho2s) bank 1 sensor 1 Heated oxygen sensor (ho2s) bank 2 sensor 1 Inj 1 ctrl Inj 2 ctrl Inj 3 ctrl Inj 4 ctrl Inj 5 ctrl Inj 6 ctrl Inj 7 ctrl Inj 8 ctrl Knock sensor (ks) 1 (on left side of engine) Knock sensor (ks) 2 (on right side of engine) Low ref Manifold absolute pressure (map) sensor (on top rear of engine) Nca Oil level sw Pnk Purge sol ctrl Sens 1 sig Sens 2 sig Sol ctrl Starting/ charging system Tac mtr ctrl 1 Tac mtr ctrl 2 Tan 6.0L VIN K, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Suburban K2008 2500 List of elements for 6.0L VIN K, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Suburban K2008 2500: 44 (approximately 3 cm (1.18 in) from ignition coil 4 breakout) (approximately 3 cm (1.18 in) from ignition coil 5 breakout) (approximately 5 cm (1.97 in) from x111 breakout) j112 (on front of intake manifold) throttle body (top left of engine, mounted above intake manifold) evaporative emission (evap) canister purge solenoid valve 5v ref A pnk Bank 1 sens 1 Bank 2 sens 1 Charge ind sig Ckp sens sig Cmp sens sig Ctrl Engine control module (ecm) (left side of engine compt) G102 (lower left front of engine) Gnd Ign Ign coil 1 ctrl Ign coil 2 ctrl Ign coil 3 ctrl Ign coil 4 ctrl Ign coil 5 ctrl Ign coil 6 ctrl Ign coil 7 ctrl Ign coil 8 ctrl Ignition coils (left side of engine) Ignition coils (right side of engine) J107 J108 J109 (approximately 5 cm (1.97 in) from x111 breakout) J110 J111 Low ref Map sens sig Pnk Pnk d Pos sens 1 sig Pos sens 2 sig Press sens sig Red Red c Ref lo Starting/charging system Tan
6.0L VIN Y 6.0L VIN Y, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Suburban K2008 2500 List of elements for 6.0L VIN Y, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Suburban K2008 2500: 48 (in chassis harness) j331 4wd low sig 5v ref Accelerator pedal position (app) sensor (top of accelerator pedal assembly) Air conditioning system Bank 1 sens 2 Brake sw sig Computer data lines system Cooling fans system Data bus + Data bus - Engine control module (ecm) (left side of engine compt) Extension shld Exterior lights system Fan rly ctrl Fuel line pressure sensor Fuel pump flow control module Fuel tank pressure (ftp) sensor (short wheel base: on fuel tank, integral to fuel pump & sender assembly) (long wheel base: on fuel tank, integral to secondary fuel pump & sender assembly) G103 (front of right cylinder head) G300 (under left side of vehicle, on 2nd body mount) Gnd Iat sens sig Ign volt Ign voltage J106 J300 J364 Level sens sig Lines system computer data Low ref Maf Mass air flow (maf)/intake air temperature (iat) sensor (right front of engine compt) Nca P/n sig Pnk Pnk b Pos sens 1 sig Pos sens 2 sig Press sens sig Primary fuel pump & sender assembly (on primary fuel pump assembly) Pump ctrl Ref volt Relay ctrl Sens sig Serial data Tan Tan e Transmissions system 6.0L VIN Y, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Suburban K2008 2500 List of elements for 6.0L VIN Y, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Suburban K2008 2500: 47 (left side of engine compt) underhood fuse block 5v ref Air conditioning system Anti-lock brakes system Aux hvac- ign fuse 48 1oa Bank 1 sens 2 Bank 2 sens 2 Clutch rly ctrl Cooling fans system Ecm- batt fuse 12 10a Ecm- ign fuse 56 15a Ecm/throt cont fuse 5 15a Enable rly ctrl Eng fuse 4 15a Engine control module (ecm) (left side of engine compt) Evaporative emission (evap) canister vent solenoid valve (on evap canister) Fan rly ctrl Fscm fuse 21 20a G103 (front of right cylinder head) Ground Heated oxygen sensor (ho2s) bank 1 sensor 2 Heated oxygen sensor (ho2s) bank 2 sensor 2 Hot at all times Hot w/ run/ crank relay energized Ign Inj-a fuse 24 20a Inj-b fuse 13 20a Ipc fuse 46 10a J106 J219 (w/ steering wheel heater) Maf sens sig Mil ctrl Nca O2-a snsr fuse 18 10a O2-b snsr fuse 8 10a Pnk Power distribution system Pump rly ctrl Pwr/ trn relay Rly coil ctrl Speed sig Starting/ charging system Tan Tcm- batt fuse 14 10a Tos sig Transmissions system Vent sol ctrl 6.0L VIN Y, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Suburban K2008 2500 List of elements for 6.0L VIN Y, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Suburban K2008 2500: 23 (6.0l & 6.2l) camshaft position (cmp) actuator solenoid valve (below left end of dash) left i/p junction block (on lower right side of oil pan) oil level switch Brake fluid level switch (left side of brake fluid reservoir) Cadillac Computer data lines system Engine oil pressure ind Fuel injectors (top left side of engine) Fuel injectors (top right side of engine) G103 (front of right cylinder head) G201 (behind upper left end of dash) Gmc/chevrolet Gnd Ign Instrument panel cluster (ipc) J106 Logic Malfunction indicator lamp Pnk Pnk a Serial data Tan Tan b 6.0L VIN Y, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Suburban K2008 2500 List of elements for 6.0L VIN Y, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Suburban K2008 2500: 39 (left side of engine compt) engine control module (ecm) 5v ref Bank 1 sens 1 Bank 2 sens 1 Camshaft position (cmp) sensor (lower front of engine) Crankshaft position (ckp) sensor Duty cycle sig Ect sens sig Engine coolant temperature (ect) sensor (front of left cylinder head) Engine oil pressure (eop) sensor (on top rear of engine) Heated oxygen sensor (ho2s) bank 1 sensor 1 Heated oxygen sensor (ho2s) bank 2 sensor 1 Inj 1 ctrl Inj 2 ctrl Inj 3 ctrl Inj 4 ctrl Inj 5 ctrl Inj 6 ctrl Inj 7 ctrl Inj 8 ctrl Knock sensor (ks) 1 (on left side of engine) Knock sensor (ks) 2 (on right side of engine) Low ref Manifold absolute pressure (map) sensor (on top rear of engine) Nca Oil level sw Pnk Purge sol ctrl Sens 1 sig Sens 2 sig Sol ctrl Sol ctrl 1 Sol ctrl 2 Sol ctrl 3 Sol ctrl 4 Starting/ charging system Tac mtr ctrl 1 Tac mtr ctrl 2 Tan 6.0L VIN Y, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Suburban K2008 2500 List of elements for 6.0L VIN Y, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Suburban K2008 2500: 53 (approximately 3 cm (1.18 in) from ignition coil 4 breakout) (approximately 3 cm (1.18 in) from ignition coil 5 breakout) (approximately 5 cm (1.97 in) from x111 breakout) j112 (lower (on front of intake manifold) throttle body (rear of engine) (except 6.2l & 4.8l) valve lifter oil manifold (vlom) assembly (top left of engine, mounted above intake manifold) evaporative emission (evap) canister purge solenoid valve 5v ref A pnk Bank 1 sens 1 Bank 2 sens 1 Charge ind sig Ckp sens sig Cmp sens sig Ctrl Cylinder shutoff solenoid 1 cylinder 1 Cylinder shutoff solenoid 2 cylinder 4 Cylinder shutoff solenoid 3 cylinder 6 Cylinder shutoff solenoid 4 cylinder 7 E pnk Engine control module (ecm) (left side of engine compt) G102 G102 (lower left front of engine) Gnd Ign Ign coil 1 ctrl Ign coil 2 ctrl Ign coil 3 ctrl Ign coil 4 ctrl Ign coil 5 ctrl Ign coil 6 ctrl Ign coil 7 ctrl Ign coil 8 ctrl Ignition coils (left side of engine) Ignition coils (right side of engine) J107 J108 J109 (approximately 5 cm (1.97 in) from x111 breakout) J110 J111 Left front of engine) Low ref Map sens sig Pnk Pnk d Pos sens 1 sig Pos sens 2 sig Press sens sig Red Red c Ref lo Starting/charging system Tan
EXTERIOR LIGHTS Backup Lamps Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Backup Lamps Wiring Diagram for Chevrolet Suburban K2008 2500: 28 Backup lamp rly ctrl Bck/up lamp pcb relay Body control module (bcm) (behind lower left side of dash) Chevrolet & cadillac w/o one piece liftgate & w/ liftglass Computer data lines system Engine control module (ecm) (left side of engine compt) G102 (lower left front of engine) G400 (on left rear body mount) G401 (on left rear body mount) Gmc Grd Hot at all times Inside rearview mirror (isrvm) J105 Left backup lamp Left i/p junction block (below left end of dash) Mjr N5 x2 Rearview camera (if equipped) (middle of liftgate or middle of tailgate) Right backup lamp Ser data bus + Ser data bus - Tan Underhood fuse block (left side of engine compt) Veh bck/up fuse 15 10a X10 X11 X5 h8 Beacon Lamp Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Beacon Lamp Wiring Diagram for Chevrolet Suburban K2008 2500: 18 F3 x1 G200 (right front corner of hvac case) Hot at all times I/p fuse block (behind lower left end of dash) Interior lights system J1 x4 J323 Left i/p junction block (below left end of dash) Pdm fuse 15a Right i/p junction block (below right end of dash) Roof beacon relay Roof beacon switch S/roof fuse 33 30a Underhood fuse block (left side of engine compt) X1 2b1 X1 4a7 X10 X2 b1 Exterior Lamps Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500 List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500: 85 (in headlight assembly) j114 (in license lamp harness, approximately 12 cm from license lamp- right breakout) j401 (or 18) (or 19) 12v ref Auto Body control module (bcm) (behind lower left side of dash) Brake sig Bus + Bus - Center high mounted stop lamp (chmsl) Chmsl volt Computer data lines system Contact sig Engine controls system G101 (lower right radiator support) G201 (behind upper left end of dash) G304 (near base of right "b" pillar) G401 (on left rear body mount) G402 (on right "d" pillar) Grd Hazard sw sig Hazard switch Head Headlamp & panel dimmer switch Headlights system Hot at all times Hot w/ run/crnk relay energized I/p fuse block (behind lower left end of dash) J120 J201 J217 J400 J402 J905 (in license lamp harness) J906 Lamp rly Left Left backup lamp Left front marker lamp Left i/p junction block (below left end of dash) Left license lamp Left park/ turn signal lamp Left rear marker lamp Left tail/ stop lamp Left tail/ turn signal lamp Left turn sig Lf turn sig Lower left tail/stop & turn signal lamp Lr stop/ Lt prk fuse 26 15a Lt stop trn fuse 15a Misc ign fuse 43 10a Mjr Mnr Off Park Park lamp relay Park lamp sig Pnk Power distribution system Rf turn sig Right Right license lamp Right turn sig Rr stop/ Rt stop trn fuse 15a Serial data Stop lamp switch (top of brake pedal bracket) Stop lamps fuse 15a Stop lp ctrl Tan To right tail/stop lamp (diagram 2 0f 2) To rt park fuse 27 (diagram 2 0f 2) Trans- missions system Turn sig lr turn sig Turn sig rr turn sig Turn signal/ multi- function switch Underhood fuse block (left side of engine compt) Upper left tail/stop & turn signal lamp W/ one piece liftgate W/o one piece liftgate X1 d2 X1 m5 X11 Exterior Lamps Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500 List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500: 62 (in headlight assembly) (lower right radiator support) g101 (not used) 3a4 Computer data lines system Courtesy lamp Driver door lock/ window switch Driver outside rearview mirror Exterior illumination lamp From left tail/stop b lamp (diagram 1 0f 2) From lt prk a fuse 26 (diagram 1 of 2) G100 (lower left radiator support) G201 (behind upper left end of dash) G400 (on left rear body mount) Gnd Grd Hot at all times I/p fuse block (behind lower left end of dash) Instrument panel cluster Ipc fuse 46 10a J115 J117 Lamp ctrl Left front repeater lamp Left i/p junction block (below left end of dash) Left turn ind Logic Lower right tail/stop & turn signal lamp Mjr Mnr Passenger door lock/ window switch Passenger outside rearview mirror Right backup lamp Right front marker lamp Right front repeater lamp Right i/p junction block (below right end of dash) Right park/ turn signal lamp Right rear marker lamp Right tail/ stop lamp Right tail/ turn signal lamp Right turn ind Rt prk fuse 27 15a Serial data Turn signal lamp) j191 Underhood fuse block (left side of engine compt) Upper right tail/stop & turn signal lamp W/ enlarged turn signal lamp W/ heated/ power folding mirror W/ one piece liftgate W/o heated/ power folding mirror W/o one piece liftgate X1 a4 X1 c3 X1 c4 X1 f2 X3 a1 X3 a2 X3 a4 X4 b2 X4 c1 X4 h5 X4 k5 Trailer Tow Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Trailer Tow Wiring Diagram for Chevrolet Suburban K2008 2500: 39 (not used) B4 x3 Body control module (bcm) (behind lower left side of dash) Brake sig C2 x5 Computer data lines system F2 x3 G200 (right front corner of hvac case) G400 (on left rear body mount) H3 x5 Hot at all times Hot w/ bck/up lamp relay energized Hot w/ park lamp relay energized Hot w/ run/crnk relay energized J200 Left i/p junction block (below left end of dash) Misc ign fuse 43 10a Pnk Power distribution system Serial data Serial data bus + Serial data bus - x3 Stop lamp switch (top of brake pedal bracket) Stud 1 fuse 68 40a Stud 2 fuse 63 30a Tan Trailer connector (center rear of vehicle) Trlr bck/up fuse 10 10a Trlr lt stop/ turn pcb relay Trlr prk fuse 25 15a Trlr rt stop/ turn pcb relay Trlr stop lt fuse 3 10a Trlr stop rt fuse 1 10a Turn sig lamp Underhood fuse block (left side of engine compt) X3 e1 X3 e2 X5 a2 X5 h1
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 6) for Chevrolet Suburban K2008 2500 List of elements for Ground Distribution Wiring Diagram (1 of 6) for Chevrolet Suburban K2008 2500: 64 (10 series w/ front fog lamps & turn signal lamp) left horn (10 series w/ front fog lamps & turn signal lamp) windshield washer fluid level switch (10 series w/ front fog lamps, turn signal lamp & 6.0l (vin y)) windshield washer fluid pump (10 series w/o front fog lamps & turn signal lamp) right horn (6.0l (vin y)) windshield washer fluid pump (cadillac) left headlamp (cadillac) right headlamp (chevrolet & gmc 10 series, w/ front fog lamp) right front fog lamp (chevrolet, gmc w/ front fog lamp & w/o 10 series) right front fog lamp (gmc) left headlamp (gmc) right headlamp (gmc, chevrolet & w/ front fog lamp) left front fog lamp (if equipped) headlamp washer relay (in forward lamp harness) j100 (not used) (w/ enlarged turn signal lamp) left front repeater lamp (w/ enlarged turn signal lamp) right front repeater lamp (w/ remote keyless (w/o 10 series, front fog lamps & turn signal lamp) left horn (w/o 10 series, front fog lamps & turn signal lamp) right horn (w/o 10 series, front fog lamps & turn signal lamp) windshield washer fluid level switch (w/o 10 series, front fog lamps, turn signal lamp & 6.0l (vin y)) windshield washer fluid pump (w/o 6.0l (vin y)) right engine cooling fan 10 series w/ front fog lamps & turn signal lamp 6.0l (vin y) A x114 Cadillac Chevrolet Entry) hood ajar switch Fan cntrl relay Foglight harness) From ground g103 (diagram 2 of 6) G100 (lower left radiator support) G101 (lower right radiator support) Gmc High beam solenoid J101 (in forward lamp harness) J119 (in headlight harness) J190 (10 series w/ front fog lamps & turn signal lamp) J191 (10 series w/ front fog lamps & turn signal lamp) Left daytime running lamp (drl) Left front fog lamp Left front marker lamp Left front park lamp Left front turn signal lamp Left headlamp Left high beam headlamp Left low beam headlamp Left park/turn signal lamp Nca Rear window washer fluid pump Right battery Right daytime running lamp (drl) Right front fog lamp Right front marker lamp Right front park lamp Right front turn signal lamp Right headlamp Right high beam headlamp Right low beam headlamp Right park/turn signal lamp To auxiliary fuse block (diagram 2 of 6) Underhood fuse block (left side of engine compt) W/ headlamp flasher Ground Distribution Wiring Diagram (2 of 6) for Chevrolet Suburban K2008 2500 List of elements for Ground Distribution Wiring Diagram (2 of 6) for Chevrolet Suburban K2008 2500: 65 (6.0l (vin y)) body control module (bcm) (6.0l (vin y)) engine control module (ecm) (6.0l (vin y)) heater coolant pump (except 6.0l (vin y)) body control module (bcm) (if equipped) (w/ retractable power runningboard) assist step control module A/c compressor clutch A/c low pressure switch Auto 4x4 Automatic transmission auxiliary fluid pump control module Auxiliary fuse block (6.0l (vin y)) Back-up lamp pcb relay Diode Engine control module (ecm) Engine oil level (eol) switch Fan cntrl relay Fan lo relay From splice j100 (diagram 1 of 6) From splice j101 (diagram 1 of 6) Front drive axle actuator Fuel pump relay Fuse a 30a Fuse b 30a G102 (lower left front of engine) G103 (front of right cylinder head) G104 (front of left cylinder head) G108 (left rear of engine compt) G110 (left rear of engine compt) G111 (left rear of engine compt) Ignition coil/ module 1 Ignition coil/ module 2 Ignition coil/ module 3 Ignition coil/ module 4 Ignition coil/ module 5 Ignition coil/ module 6 Ignition coil/ module 7 Ignition coil/ module 8 J105 (in engine harness, approximately 12 cm (4.72 in) from engine coolant temperature (ect) sensor breakout) J157 (6.0l (vin y)) J269 Mass air flow (maf)/ intake air temperature (iat) sensor Mobile radio fuse block Nca Park/ neutral position (pnp) switch Rear defog relay Rear wash pcb relay Relay a Relay b Right battery Run/ crank relay Strtr relay To right battery (diagram 1 of 6) Transfer case shift control module Transmission control module (tcm) Underhood fuse block (left side of engine compt) W/ 6 speed a/t W/o 6 speed a/t Windshield washer solvent heater Windshield wiper motor Wiper 1 pcb relay X2 f1 X2 n5 X3 a X3 d X5 g1 Ground Distribution Wiring Diagram (3 of 6) for Chevrolet Suburban K2008 2500 List of elements for Ground Distribution Wiring Diagram (3 of 6) for Chevrolet Suburban K2008 2500: 75 (6.0l (vin y)) serial data gateway (sdg) module (auto 4x4) (if equipped) (manual a/c) auxiliary hvac control assembly (right front corner of hvac case) g200 (speedometer w/ dvd) digital video disc (dvd) control module (w/ lift glass body equipment) 3rd row courtesy/ reading lamps (w/ power liftgate) interior liftgate control switch (w/ rear seat adjuster) front folding seat switch 2b6 2nd row courtesy/ reading lamps 3a7 4a7 Automatic a/c Automatic transmission shift lock control solenoid Auxiliary inside air temperature sensor Blower motor control module Center console accessory power outlet Center console compartment accessory power outlet Clock Data link connector (dlc) Dome/ reading lamps Driver information center (dic) switch Electronic adjustable pedals pcb relay Garage door opener (gdo) Harness) Heated steering wheel Heated steering wheel control module Horn switch Hvac control module I/p 1 accessory power outlet I/p 2 accessory power outlet Inflatable restraint passenger air bag on/off indicator Inflatable restraint steering wheel module coil Inside air temperature sensor Inside rearview mirror J200 (in instrument panel harness, approximately 14 cm (5.51 in) from left i/p junction block breakout) J203 (base: in instrument panel harness, approximately 13 cm (5.12 in) from radio connector breakout) (escalade & le: in instrument panel harness, approximately 4 cm (1.57 in) after radio connector breakout) J214 (in steering wheel harness) J223 J323 (in overhead console harness, approximately 4 cm (1.57 in) from c304 breakout) J324 (in sunroof harness, approximately 3 cm (1.19 in) from sunroof switch breakout) J328 (in headliner harness, approximately 5 cm from inside air temperature sensor front breakout) Left i/p junction block (below left end of dash) Left steering wheel control switch Left sunshade Manual a/c Mobile radio fuse block Nca Park enable pcb relay Passenger door lock/ window switch Relay a Relay b Right i/p junction block (below right end of dash) Right steering wheel control switch Right sunshade Roof beacon relay Roof beacon switch Sunroof control module Sunroof switch Transfer case shift control switch W/ custom front floor console compartment W/ luxury edition W/ roof mounted lamp W/ roof mounted lamp & sliding roof W/ sliding roof W/o luxury edition Windshield outside moisture sensor X1 a X14 X2 d1 X2 k X276 b X277 b X6 b Ground Distribution Wiring Diagram (4 of 6) for Chevrolet Suburban K2008 2500 List of elements for Ground Distribution Wiring Diagram (4 of 6) for Chevrolet Suburban K2008 2500: 50 (6.0l (vin y)) a/c compressor (automatic a/c) ambient light/ sunload sensor (cadillac) traction control switch (dnu) rear digital video disc (dvd) display (if equipped) (if equipped) rear seat audio (rsa) control (manual a/c) ambient light sensor (under left side of front passenger's seat) g301 (w/ premium) audio amplifier (w/ rse) infrared transmitter (w/o luxury edition) (w/ luxury edition) Automatic a/c Automatic transmission shift lever Body control module (bcm) Brake fluid level switch Cadillac Chevrolet & gmc Data link connector Digital radio receiver Dnu Driver door module (ddm) Front digital video disc (dvd) display G201 (behind upper left end of dash) Headlamp & panel dimmer switch Hvac control module I/p fuse block (behind lower left end of dash) I/p multi-function switch Instrument panel cluster (ipc) J324 (dnu) (in sunroof harness, approximately 3 cm (1.19 in) from sunroof switch breakout) Left i/p junction block (below left end of dash) Lock/unlock pcb relay Manual a/c Nca Radio Theft deterrent module (tdm) Turn signal/ multi-function switch Vehicle communication interface module (vcim) W/ digital radio system w/o luxury edition W/ luxury edition W/ rse & luxury edition W/ rse & w/o luxury edition W/ vehicle communication system & luxury edition W/o luxury edition Wind- shield wiper motor Windshield washer solvent heater X1 e1 X1 k2 X12 X4 b1 X4 x2 Ground Distribution Wiring Diagram (5 of 6) for Chevrolet Suburban K2008 2500 List of elements for Ground Distribution Wiring Diagram (5 of 6) for Chevrolet Suburban K2008 2500: 72 (6.0l (vin k)) primary fuel pump & sender assembly (6.0l (vin y)) (not used) (6.0l (vin y)) driver seat adjuster switch (6.0l (vin y)) heated seat control module (6.0l (vin y)) passenger seat adjuster switch (cadillac) seat climate control module (except 6.0l (vin k)) fuel pump flow control module (w/ az3 & high back seat) center seat accessory power outlet (w/ front individual seat & w/o one piece liftgate) rear window defogger grid (w/ memory) memory seat module (w/ one piece liftgate) center high mounted stop lamp (chmsl) (w/ rear seat power stowble adjuster) left rear folding seat motor (w/o individual front seat & w/ one piece liftgate) rear window defogger grid (w/o memory & except 6.0l (vin y)) driver seat adjuster switch (w/o one piece liftgate) cargo lamp (w/o one piece liftgate) center high mounted stop lamp (chmsl) 6.0l (vin y) Cadillac w/o one-piece liftgate Child presence detector Drive motor battery positive high voltage contactor relay Drive motor generator battery Drive motor generator battery control module Drive motor power inverter current limit relay Electronic brake control module (ebcm) G300 (under left side of vehicle, on 2nd body mount) G302 (under right side of front passenger's seat) G303 (near base of left "b" pillar) G304 (near base of left "b" pillar) G311 G312 Generator battery vent fan Inflatable restraint passenger presence system (pps) module Inflatable restraint sensing & diagnostic module (sdm) Inflatable restraint vehicle rollover sensor J300 (in chassis harness, approximately 15 cm (5.91 in) from g300) J302 (in body harness, approximately 22 cm (8.66 in) from g301 breakout) J304 (in body harness, approximately 14 cm (5.51 in) from passenger seat inline connector breakout) J314 (in passenger seat harness, approximately 20 cm (7.87 in) from c305) J319 (in rear seat harness, approximately 5 cm (1.97 in) from heated seat module breakout) J453 Left rear door latch Left rear window switch Master motor Nca Object alarm module Passenger seat adjuster switch Passenger seat lumbar switch Rear heated seat module Rearview camera image display module Receiver Remote control door lock receiver (rcdlr) Right rear door latch Right rear folding seat motor Right rear window switch Secondary fuel pump & sender assembly Secondary fuel pump relay Slave motor W/ active brake control W/ front passenger/ W/ rear heater seat W/ rear seat adjuster W/ roof side restraint W/ uuv W/o active brake control W/o auxiliary fuel tank W/o front passenger/ W/o roof side restraint W/o uuv X1 m X129 s X2 a Yaw & lateral acceleration sensor Ground Distribution Wiring Diagram (6 of 6) for Chevrolet Suburban K2008 2500 List of elements for Ground Distribution Wiring Diagram (6 of 6) for Chevrolet Suburban K2008 2500: 50 (6.0l (vin y)) accessory power inverter module (if equipped) automatic level control (alc) compressor (if equipped) power liftgate module (lwb) dome lamp (w/ stiffer ride suspension & bi-state real time damping chassis package) electronic suspension control module Auxiliary blower motor control module Cadillac Center high mounted stop lamp (chmsl) Chevrolet G400 (on left rear body mount) G401 (on left rear body mount) G402 (w/ one piece liftgate) (on right "d" pillar) Gmc Gmc/chevrolet Grd J400 (in body harness, approximately 23 cm (9.06 in) from g402 breakout) J402 (in license lamp harness, approximately 23 cm (9.06 in) from license lamp left breakout) J406 (in right tail lamp harness) J900 (in liftgate harness, approximately 25 cm from rear window defogger connector c1) J903 (in liftgate harness, approximately 15 cm from liftgate latch assembly breakout) J906 (in license lamp harness) Left back-up lamp Left license lamp Left park/ turn signal lamp Left rear marker lamp Left rear tail lamp circuit board Left tail/ stop lamp Liftgate handle switch Liftgate latch assembly Liftgate release switch Liftgate window ajar switch Liftgate window latch assembly Liftgate window release actuator Lower left tail/stop & turn signal lamp Lower right tail/stop & turn signal lamp Nca Rear accessory power outlet Rear window defogger grid Rear window wiper motor Right back-up lamp Right license lamp Right park/ turn signal lamp Right rear marker lamp Right rear tail lamp circuit board Right tail/ stop lamp Trailer connector Upper right tail/stop & turn signal lamp W/ one piece liftgate W/o one piece liftgate X2 a
HEADLIGHTS Headlights Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Headlights Wiring Diagram for Chevrolet Suburban K2008 2500: 63 (automatic a/c) (manual a/c) Amb lght Ambient light sensor (manual a/c) ambient light/ sunload sensor assembly (automatic a/c) (top center of dash) Auto Body control module (bcm) (behind lower left side of dash) Computer data lines system Drl fuse 31 15a Drl pcb relay Drl rly Flash to pass Fog lamp Fog lamp fuse 27 15a Fog lamp ind Fog lamp relay Fog lmp rly Fog lp sw G100 (lower left radiator support) G101 (lower right radiator support) G201 (behind upper left end of dash) Hdlp dim sw sig Hdlp lo/hid relay Hdlp off Hdlp on Head Headlamp & panel dimmer switch Headlamp dimmer switch Hi beam pcb relay Hi beam rly Hi head- lamp lt fuse 32 10a Hi head- lamp rt fuse 30 10a High beam ind Hot at all times Instrument panel cluster (ipc) Ipc fuse 46 10a J100 J101 J117 J119 J120 J122 J201 J217 Left drl lamp Left front fog lamp Left high beam headlamp Left i/p junction block (below left end of dash) Left low beam lamp Lo beam rly Lo hdlp lt fuse 11 20a Lo hdlp rt fuse 16 20a Logic Park Park brake switch (on park brake assembly) Park brk sw sig Prk lmp Right drl lamp Right front fog lamp Right high beam headlamp Right low beam lamp Ser data Turn signal/ multifunction switch Underhood fuse block (left side of engine compt)
HORN Horn Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Horn Wiring Diagram for Chevrolet Suburban K2008 2500: 22 (w/o 10 series, front fog lamps & turn signal lamp) j100 (w/o 10 series, front fog lamps & turn signal lamp) j101 B x1 Body control module (behind lower left side of dash) G100 (lower left radiator support) G101 (lower right radiator support) G200 (right front corner of hvac case) Horn fuse 29 15a Horn pcb relay Horn relay control Horn switch Hot at all times Inflatable restraint steering wheel module coil (on steering wheel) (except tahoe & escalade: in steering column) J190 (w/ 10 series, front fog lamps & turn signal lamp) J191 (w/ 10 series, front fog lamps & turn signal lamp) J214 Left horn (left side of radiator core support) Right horn (right side of radiator core support) Steering wheel Tan Underhood fuse block (left side of engine compartment) X4 g1
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500 List of elements for Instrument Cluster Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500: 62 4wd ind Abs ind Air bag ind Aux hvac ign fuse 48 10a Brake ind Charging ind Computer data lines system Cruise ind Engine coolant temperature gauge Fog lamp ind Fuel gauge G102 (lower left front of engine) G201 (behind upper left end of dash) Gnd High beam ind Hot at all times Ign Ign volt Ind ctrl Instrument panel cluster (ipc) Interior lights system Ipc fuse 46 10a J105 J219 (w/ steering wheel heater) Led ctrl Left i/p junction box (below left end of dash) Left turn ind Logic Low ref Malfunction ind (mil) Menu sw sig Message display Mil ctrl Odometer Off ind ctrl Oil gauge Oil pressure ind On ind ctrl Park lamps ind Pnk Power distribution system Prnd321 Right turn ind Run/ crank relay Seat belt ind Security ind Sens sig Serial data Speedometer Sw sig Tachometer Tan Tire pressure ind Tow/haul ind Traction control ind Transmission temp gauge Trip Underhood fuse block (left side of engine compt) Variable dimming Volts Wait to start ind Wiper/washer system Instrument Cluster Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500 List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500: 34 (in chassis harness) j331 (in secondary fuel tank) rear fuel pump & sender assembly (on primary fuel pump assembly) front fuel pump & sender assembly 5v ref Body control module (bcm) (behind lower left side of dash) Brake fluid level switch (left side of brake fluid reservoir) Computer data lines system Driver information center (dic) switch Engine control module (ecm) (left side of engine compt) Engine controls system Engine oil level switch (on lower right side of oil pan) Engine oil pressure (eop) sensor (on top rear of engine) Except 6.0l 6.0l G103 (front of right cylinder head) G200 (right front corner of hvac case) G201 (behind upper left end of dash) Interior lights system J106 J203 Left i/p junction box (below left end of dash) Low ref Mil ctrl Park brake switch (on park brake assembly) Personalization switch Pnk Rly ctrl Sens sig Serial data Set/reset switch Sw sig Trip/fuel switch Vehicle information switch W/ early production only W/o rear mounted auxiliary fuel tank
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Courtesy Lamps Wiring Diagram for Chevrolet Suburban K2008 2500: 58 (bottom center of lift glass) liftglass latch assembly (in headliner harness, approximately 15 cm from inside air temperature sensor-front breakout) j327 (in headliner harness, approximately 25 cm from inside air temperature sensor-front breakout) j326 (near base of right "b" pillar) g304 (rear of left front door) driver door latch assembly (rear of left rear door) left rear door latch assembly 2nd row courtesy/ reading lamps 3rd row courtesy/ reading lamps (w/ one piece liftgate & liftglass) Body control module (bcm) (behind lower left side of dash) Cargo lamp (w/o long wheel base) dome lamp (w/ long wheel base) Computer data lines system Def switch Defeat sw Dome Dome lp sw Dome switch Dome/reading lamps Driver door courtesy lamp (cadillac) Driver door lock/window switch G200 (right front corner of hvac case) G201 (behind upper left end of dash) G303 (near base of left "b" pillar) G303 (w/o long wheel base) (near base of left "b" pillar) G402 (w/ long wheel base) (on right "d" pillar) G402 (w/ one piece liftgate) (on right "d" pillar) Gmlan Gnd Headlamp & panel dimmer switch Hot at all times I/p fuse block (behind lower left end of dash) If equipped Is lps fuse 10a J201 J323 J328 J400 (w/ long wheel base) J902 (in liftgate harness, approxi- mately 22 cm from liftgate latch assembly breakout) J903 Left i/p junction block (below left end of dash) Left sunshade Liftgate latch assembly (bottom center of liftgate) Liftgate window ajar switch Low ref Lp cntrl Nca Passenger door courtesy lamp (cadillac) Passenger door latch assembly (rear of right front door) Passenger door lock/ window switch Reading Right rear door latch assembly (rear of right rear door) Right sunshade Sw sig Tan Volt W/o power rear liftgate door Wiper/ washer system X10 X12 Instrument Illumination Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Instrument Illumination Wiring Diagram for Chevrolet Suburban K2008 2500: 93 (above middle of headliner) (manual a/c w/ rear a/c) auxiliary hvac control module (behind lower left side of dash) body control module (bcm) (cadillac) (cadillac) clock (except tahoe & escalade: in steering column) inflatable restraint steering wheel module coil (gmc/chevrolet) (in overhead console harness, approximately 5 cm (1.97 in) from x304 breakout) (in steering wheel harness) (w/ accessory steering wheel control) j218 (near base of left "b" pillar) g303 (near base of right "b" pillar) g304 (right front corner of hvac case) g200 (upfitter provisional) (w/ power liftgate) interior liftgate control switch (w/ rear seat adjuster) front folding seat switch 12v 2 hi 2b4 4 hi 4 lo Anti-lock brakes system Auto Auto- matic awd ind Awd Bcm fuse 10a Cadillac Cadillac w/ active brake control & Cadillac w/ heated Cadillac w/ rear parking assist Cadillac w/ retractable power Cadillac w/o rear parking assist Computer data lines system Dim cntrl Dim fuse 10a Dim sig Disable sig Driver information center (dic) switch G200 (right front corner of hvac case) G201 (behind upper left end of dash) Garage door opener (gdo) Gmc/chevrolet Gmc/chevrolet w/ heated Gmc/chevrolet w/ rear Gmc/chevrolet/ Gmlan Head Headlamp & panel dimmer switch Hot at all times Hvac control module I/p fuse block (behind lower left end of dash) I/p multi-function switch I/p multi-function switch traction control switch Instrument panel cluster (ipc) J200 J201 J203 J214 J322 J324 J328 Led Led dim Left i/p junction block (below left end of dash) Left rear window switch Left steering wheel control switch Logic Manual a/c Nca Object alarm module (under right front seat) Off Park Parking assist & heated windshield washer nozzles Pnk Prk lp sw sig Radio Rear parking assist Right i/p junction block (below right end of dash) Right rear window switch Right steering wheel control switch Roof beacon switch Running board & heated windshield washer nozzles gmc/chevrolet Sunroof switch Swc bklt fuse 2a Transfer case shift control module (below left end of dash) Transfer case shift control switch W/ accessory steering wheel control W/ auto 4x4 W/ garage door opener W/ rear parking assist W/ sliding roof W/o garage door opener Windshield washer nozzles Windshield washer solvent heater (left rear corner of engine compt) X11
MEMORY SYSTEMS Adjustable Pedal Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Adjustable Pedal Wiring Diagram for Chevrolet Suburban K2008 2500: 30 12v All times Approximately 5 cm (1.97 in) from recliner motor breakout) Cadillac Chevrolet/gmc Computer data lines system Data Driver seat 2 circuit breaker 25a Driver's seat memory seat circuit Dsm fuse 10a Electronic adjustable pedal assembly G303 (near base of left "b" pillar) Gnd Hot at Hot at all times I/p fuse block (behind lower left end of dash) I/p multifunction switch J309 (in driver seat harness, approximately 6 cm (2.36 in) from c303 breakout) J312 (in driver seat harness, approximately 5 cm (1.97 in) from memory seat module c5 breakout) Left i/p junction block (below left end of dash) Left i/p junction block (below left x1 end of dash) Memory seat module (under front of driver's seat) Mtr cntl Pnk Sens sig Serial Sw sig Tan X12 X13 Driver"s Memory Seat Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500 List of elements for Driver"s Memory Seat Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500: 30 12v ref 5v ref Adjustable pedals circuit Driver seat 2 circuit breaker 25a Driver seat adjuster motor assembly (below driver's seat) Driver seat lumbar motor (in driver's seat back) Driver seat recline motor (below driver's seat) Driver seat recline position sensor Dsm fuse 10a Element ctrl Fwd ctrl G303 (near base of left "b" pillar) Gnd Hot at all times I/p fuse block (behind lower left end of dash) J309 (in driver seat harness, tan approximately 6 cm (2.36 in) from c303 breakout) Left i/p junction block (below left end of dash) Memory seat module (under front of driver's seat) Mtr down ctrl Mtr fwd ctrl Mtr rwd ctrl Mtr up ctrl Nca Pnk Rwd ctrl Seats system Sens sig Tan Temp sig X12 Driver"s Memory Seat Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500 List of elements for Driver"s Memory Seat Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500: 30 (not used) 12v Adjustable pedals circuit Computer data Computer data lines system Down Down sw sig Driver door lock/ window switch Driver memory/heated seat switch Driver seat adjuster switch Driver seat lumbar switch E (not used) Exit Fwd Fwd sig Fwd sw sig Gmlan Lines system Low ref Memory seat module (under front of driver's seat) Mode sig Pnk Rwd Rwd sig Rwd sw sig Seats system Serial data Sw sig Tan Up sw sig
NAVIGATION Navigation Wiring Diagram, with Y91 & with UQA (1 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, with Y91 & with UQA (1 of 3) for Chevrolet Suburban K2008 2500: 68 (below left end of dash) left i/p junction block (escalade & le: in instrument panel harness, approximately 19 cm (7.48 in) before x206 breakout) (base: in instrument panel harness, approximately 12 cm (4.72 in) from inflatable restraint i/p module connector breakout) (pins: 6-16 not used) (top left front of roof) (w/ digital radio) cellular, navigation & digital radio antenna 2a1 Amp fuse 41 30a Ant sig Antenna Aud sig Cell Cellular & navigation antenna (if equipped) (top left front of roof) Cellular & navigation antenna (w/o digital radio) (top left front of roof) Cellular telephone microphone Cellular, navigation & digital radio antenna (top left front of roof) Coax Computer data lines system Digital radio receiver Drain wire Dvd vid2 + Dvd vid2 - G301 (under left side of front passenger's seat) Gmlan Gmlan+ Gmlan- Gnd Gps Green led Hot at all times I/p fuse block (behind lower left end of dash) Info fuse 10a Interior lights system J204 J205 Keypad sig L aud+ L aud- Led cntrl Lf aud+ Lf aud- Low ref Lr aud+ Lr aud- Navig sig Navigation antenna module (under top center of dash) Nca Pnk R aud+ R aud- Radio Radio rear Rdo fuse 42 15a Rear seat ent fuse 5a Red led Rem sig Rf aud+ Rf aud- Right i/p junction block (below x2 right end of dash) Rr aud+ Rr aud- Tan Underhood fuse block (left side of engine compt) Vehicle communication interface module (vcim) (behind center of dash) Vid mde 2 Voice sig W/ one piece liftgate W/o one piece liftgate Window antenna X12 Navigation Wiring Diagram, with Y91 & with UQA (2 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, with Y91 & with UQA (2 of 3) for Chevrolet Suburban K2008 2500: 44 (under center console) audio amplifier Centr spk+ Centr spk- Computer data lines system Drain wire Dvd+ Dvd- Enable sig F aud- G301 (under left side of front passenger's seat) Gmlan Gnd Infrared ref Infrared v Inside rearview mirror (isrvm) J202 (in instrument panel harness, in radio connector breakout) J330 L infrared L subwfr+ L subwfr- Lf aud+ Lf aud- Lf spk+ Lf spk- Lr aud+ Lr aud- Microph volt Nca Pnk R infrared R subwfr+ R subwfr- Rear digital video disc (dvd) display (if equipped) Rear seat audio (rsa) control Rf aud+ Rf spk+ Rf spk- Rr aud Rr aud+ Rr aud- Subwoofer speaker Tan Video cntrl Video sig Navigation Wiring Diagram, with Y91 & with UQA (3 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, with Y91 & with UQA (3 of 3) for Chevrolet Suburban K2008 2500: 69 (in steering column harness) j216 (pins: 6-16 not used) (w/ one piece liftgate) left "d" pillar speaker (w/ one piece liftgate) right "d" pillar speaker 12v 3a1 3a2 Anti-lock brakes system Aud low ref Audio/video adapter Aux vid h Aux video h Body control module (bcm) (behind lower left side of dash) Center i/p speaker Computer data lines system Cruise control system Dnu Drain wire Dvd aud com Dvd aud sh Dvd comm Dvd+ Dvd- Enable sig Forw Front digital video disc (dvd) display Gmlan Gnd I/p fuse block (behind lower left end of dash) Inflatable restraint steering wheel module coil (except tahoe & escalade: in steering column) Infrared transmitter Infrared+ Infrared- J217 (in steering pnk wheel harness) J324 (dnu) L aud sig L aux aud L aux vid L dvd+ Left front door speaker Left front tweeter speaker Left rear speaker Nca Pause Phone Pnk R aud sig R aux aud R aux vid R dvd+ Radio Res sig Rewd Right front door speaker Right front tweeter speaker Right i/p junction block (below right end of dash) Right rear speaker Right steering wheel control switch Signal+ Signal- Srce Tan Transmissions system Video cntrl Video sig Vol dn Vol up Volt Vss Navigation Wiring Diagram, with Y91 & with UQS (1 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, with Y91 & with UQS (1 of 3) for Chevrolet Suburban K2008 2500: 65 (base: in instrument panel harness, approximately 12 cm (4.72 in) from inflatable restraint i/p module connector breakout) (escalade & le: in instrument panel harness, 19 cm (7.48 in) before c206 breakout) (below left end of dash) left i/p junction block (pins: 6-16 not used) (top left front of roof) (w/o digital radio) cellular & navigation antenna (top left front of roof) (w/ digital radio) cellular, navigation & digital radio antenna (w/o one piece liftgate) antenna 2a1 Amp fuse 41 30a Ant sig Aud sig Cell Cellular & navigation antenna (if equipped) (top left front of roof) Cellular telephone microphone Cellular, navigation & digital radio antenna (top left front of roof) Coax Computer data lines system Digital radio receiver Drain wire Dvd vid2 + Dvd vid2 - G301 (under left side of front passenger's seat) Gmlan Gmlan+ Gmlan- Gnd Gps Green led Hot at all times I/p fuse block (behind lower left end of dash) Info fuse 10a Interior lights system J204 J205 Keypad sig L aud+ L aud- Led cntrl Lf aud+ Lf aud- Low ref Lr aud+ Lr aud- Navig sig Navigation antenna module (under top center of dash) Nca Pnk R aud+ R aud- Radio Radio rear window antenna Rdo fuse 42 15a Rear seat ent fuse 5a Red led Rem sig Rf aud+ Rf aud- Right i/p junction block (below x2 right end of dash) Rr aud+ Rr aud- Tan Underhood fuse block (left side of engine compt) Vehicle communication interface module (vcim) (behind center of dash) Vid mde 2 Voice sig W/ one piece liftgate X12 Navigation Wiring Diagram, with Y91 & with UQS (2 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, with Y91 & with UQS (2 of 3) for Chevrolet Suburban K2008 2500: 49 (under center console) audio amplifier Centr spk+ Centr spk- Computer data lines system Drain wire F aud- G301 (under left side of front passenger's seat) Gmlan Gnd Infrared ref Infrared v Inside rearview mirror (isrvm) J202 (in instrument panel harness, in radio connector nca breakout) J330 L infrared L subwfr+ L subwfr- Lf aud+ Lf aud- Lf spk+ Lf spk- Lr aud+ Lr aud- Lr spk+ Lr spk- Nca Nca b+ Nca dvd+ Nca dvd- Nca enable sig Nca gnd Nca video cntrl Pnk R infrared R subwfr+ R subwfr- Rear digital video disc (dvd) display (if equipped) Rear seat audio (rsa) control Rf aud+ Rf spk+ Rf spk- Rr aud Rr aud+ Rr aud- Rr spk+ Rr spk- Subwoofer speaker Tan Video sig Navigation Wiring Diagram, with Y91 & with UQS (3 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, with Y91 & with UQS (3 of 3) for Chevrolet Suburban K2008 2500: 78 (in steering column harness) j216 (pins: 1-4 not used) (pins: 8-16 not used) (w/ one piece liftgate) left "d" pillar speaker (w/ one piece liftgate) right "d" pillar speaker 12v 3a1 3a2 Anti-lock brakes system Aud low ref Audio/video adapter Aux vid h Aux video h Body control module (bcm) (behind lower left side of dash) Camera + Camera - Center i/p speaker Computer data lines system Cruise control system Dnu Drain wire Dvd aud com Dvd aud sh Dvd comm Dvd+ Dvd- Forw Front digital video disc (dvd) display Gmlan Gnd I/p fuse block (behind lower left end of dash) Inflatable restraint steering wheel module coil (except tahoe & escalade: in steering column) Infrared transmitter Infrared+ Infrared- J217 (in steering pnk wheel harness) J324 (dnu) L aud sig L aux aud L aux vid L dvd+ Left front door speaker Left front tweeter speaker Left rear speaker Navigation system (object detection circuit) Nca Nca b+ Nca dvd+ Nca dvd- Nca enable sig Nca gnd Nca video sig Pause Phone Pnk R aud sig R aux aud R aux vid R dvd+ Radio Res sig Rewd Right front door speaker Right front tweeter speaker Right i/p junction block (below right end of dash) Right rear speaker Right steering wheel control switch Signal+ Signal- Srce Tan Transmissions system Video cntrl Video sig Vol dn Vol up Volt Vss Navigation Wiring Diagram, with Y91 & without UQA & without UQS (1 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, with Y91 & without UQA & without UQS (1 of 3) for Chevrolet Suburban K2008 2500: 66 (base: approximately 12 cm (4.72 in) from inflatable restraint i/p module connector breakout) (escalade & le: approximately 19 cm (7.48 in) before x206 breakout) (below left end of dash) left i/p junction block (pins: 6-16 not used) (top left front of roof) (w/ digital radio) cellular, navigation & digital radio antenna 2a1 Ant sig Antenna Aud sig Cellular & navigation antenna (if equipped) (top left front of roof) Cellular & navigation antenna (w/o digital radio) (top left front of roof) Cellular telephone microphone Cellular, navigation & digital radio antenna (top left front of roof) Coax Computer data lines system Digital radio receiver Drain wire Dvd vid2 + Dvd vid2 - G301 (under left side of front passenger's seat) Gmlan Gmlan+ Gmlan- Gnd Green led Hot at all times I/p fuse block (behind lower left end of dash) Info fuse 10a Interior lights system J204 J205 Keypad sig L aud+ L aud- Led cntrl Lf spk+ Lf spk- Low ref Lr aud+ Lr aud- Navig sig Navigation antenna module (under top center of dash) Nca Pnk R aud+ R aud- Radio Radio rear window antenna Rdo fuse 42 15a Rear seat ent fuse 5a Red led Rem sig Rf spk+ Rf spk- Right i/p junction block (below right end of dash) x2 Rr aud+ Rr aud- Tan Underhood fuse block (left side of engine compt) Vehicle communication interface module (vcim) (behind center of dash) Vid mde 2 Voice sig W/ dnu W/ one piece liftgate W/o dnu W/o one piece liftgate X12 Navigation Wiring Diagram, with Y91 & without UQA & without UQS (2 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, with Y91 & without UQA & without UQS (2 of 3) for Chevrolet Suburban K2008 2500: 29 Computer data lines system Drain wire Dvd+ Dvd- Enable sig G301 (under left side of front passenger's seat) Gmlan Gnd Infrared ref Infrared v Inside rearview mirror (isrvm) J330 L infrared Lr aud + Lr aud - Nca Pnk R infrared Rear digital video disc (dvd) display (if equipped) Rear seat audio (rsa) control Rr aud + Rr aud - Tan Video cntrl Video sig W/ dnu W/ rse W/o dnu W/o rse Navigation Wiring Diagram, with Y91 & without UQA & without UQS (3 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, with Y91 & without UQA & without UQS (3 of 3) for Chevrolet Suburban K2008 2500: 71 (in steering column harness) (in steering wheel harness) (pins: 6-16 not used) (w/ one piece liftgate) left "d" pillar speaker (w/ one piece liftgate) right "d" pillar speaker 12v 3a1 3a2 Anti-lock brakes system Aud low ref Audio/video adapter Aux vid h Aux video h Body control module (bcm) (behind lower left side of dash) Computer data lines system Cruise control system Dnu Drain wire Dvd aud com Dvd aud sh Dvd comm Dvd+ Dvd- Enable sig F pnk Forw Front digital video disc (dvd) display Gmlan Gnd I/p fuse block (behind lower left end of dash) Inflatable restraint steering wheel module coil (except tahoe & escalade: in steering column) Infrared transmitter Infrared+ Infrared- J217 J324 (dnu) L aud sig L aux aud L aux vid L dvd+ Left front door speaker Left front tweeter speaker Left rear door speaker Nca Pause Phone Pnk Pnk j216 R aud sig R aux aud R aux vid R dvd+ Radio Res sig Rewd Right front door speaker Right front tweeter speaker Right i/p junction block (below right end of dash) Right rear door speaker Right steering wheel control switch Signal+ Signal- Srce Tan Transmissions system Video cntrl Video sig Vol dn Vol up Volt Vss Navigation Wiring Diagram, without Y91 & with UQA (1 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, without Y91 & with UQA (1 of 3) for Chevrolet Suburban K2008 2500: 62 (escalade & le: in instrument panel harness, approximately 19 cm (7.48 in) before x206 breakout) (base: in instrument panel harness, approximately 12 cm (4.72 in) from inflatable restraint i/p module connector breakout) (lower left end of dash) left i/p junction block (pins: 6-16 not used) (top left front of roof) (w/o digital radio) cellular & navigation antenna (top left front of roof) (w/ digital radio) cellular, navigation & digital radio antenna Amp fuse 41 30a Ampl cntrl Ant sig Antenna Aud sig Cell Cellular & navigation antenna (if equipped) (top left front of roof) Cellular telephone microphone Cellular, navigation & digital radio antenna (top left front of roof) Coax Computer data lines system Digital radio receiver Drain wire G301 (under left side of front passenger's seat) Gmlan Gmlan+ Gmlan- Gnd Gps Green led Hot at all times I/p fuse block (behind lower left end of dash) Info fuse 10a Interior lights system J205 Keypad sig L aud+ L aud- Led cntrl Lf aud+ Lf aud- Low ref Lr aud+ Lr aud- Navig sig Navigation antenna module (under top center of dash) Nca Of dash) Pnk R aud+ R aud- Radio Radio rear window antenna Rdo fuse 42 15a Red led Rem sig Rf aud+ Rf aud- Right i/p junction block (below right end x4 Rr aud+ Rr aud- Tan Underhood fuse block (left side of engine compt) Vehicle communication interface module (vcim) (behind center of dash) Voice sig W/ one piece liftgate W/o one piece liftgate X12 Navigation Wiring Diagram, without Y91 & with UQA (2 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, without Y91 & with UQA (2 of 3) for Chevrolet Suburban K2008 2500: 42 (under center console) audio amplifier 2a1 Ampl cntrl Computer data lines system Drain wire F aud- G301 (under left side of front passenger's seat) Gmlan Gnd Hot at all times I/p fuse block (behind lower left end of dash) Infrared ref Infrared v Inside rearview mirror (isrvm) J202 (in instrument panel harness, in radio connector breakout) J330 L infrared L subwfr+ L subwfr- Lf aud+ Lf aud- Lf spk+ Lf spk- Lr aud+ Lr aud- Nca Pnk R infrared R subwfr+ R subwfr- Rear seat audio (rsa) control Rear seat ent fuse 5a Rem enable Rf aud+ Rf spk+ Rf spk- Right i/p junction block (below x2 right end of dash) Rr aud Rr aud+ Rr aud- Subwoofer speaker Tan Navigation Wiring Diagram, without Y91 & with UQA (3 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, without Y91 & with UQA (3 of 3) for Chevrolet Suburban K2008 2500: 71 (in steering column harness) j216 (pins: 6-16 not used) (w/ one piece liftgate) left "d" pillar speaker (w/ one piece liftgate) right "d" pillar speaker 12v 3a1 3a2 Anti-lock brakes system Aud low ref Audio/video adapter Aux vid h Aux video h Body control module (bcm) (behind lower left side of dash) Computer data lines system Cruise control system Drain wire Dvd aud com Dvd aud sh Dvd comm Dvd+ Dvd- Forw Front digital video disc (dvd) display Gmlan Gnd I/p fuse block (behind lower left end of dash) Inflatable restraint steering wheel module coil (except tahoe & escalade: in steering column) Infrared transmitter Infrared+ Infrared- J217 (in steering pnk wheel harness) L aud sig L aux aud L aux vid L dvd+ Left front door speaker Left front tweeter speaker Left rear speaker Nca Nca b+ Nca dvd+ Nca dvd- Nca enable sig Nca gnd Nca video sig Pause Phone Pnk R aud sig R aux aud R aux vid R dvd+ Radio Res sig Rewd Right front door speaker Right front tweeter speaker Right i/p junction block (below right end of dash) Right rear speaker Right steering wheel control switch Signal+ Signal- Srce Tan Transmissions system Video cntrl Video sig Vol dn Vol up Volt Vss Navigation Wiring Diagram, without Y91 & with UQS (1 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, without Y91 & with UQS (1 of 3) for Chevrolet Suburban K2008 2500: 64 (base: in instrument panel harness, approximately 12 cm (4.72 in) from inflatable restraint i/p module connector breakout) (below left end of dash) left i/p junction block (escalade & le: in instrument panel harness, 19 cm (7.48 in) before c206 breakout) (pins: 6-16 not used) (top left front of roof) (w/o digital radio) cellular & navigation antenna (top left front of roof) (w/ digital radio) cellular, navigation & digital radio antenna (w/o one piece liftgate) antenna 2a1 Amp fuse 41 30a Ampl cntrl Ant sig Aud sig Cell Cellular & navigation antenna (if equipped) (top left front of roof) Cellular telephone microphone Cellular, navigation & digital radio antenna (top left front of roof) Coax Computer data lines system Digital radio receiver Drain wire G301 (under left side of front passenger's seat) Gmlan Gmlan+ Gmlan- Gnd Gps Green led Hot at all times I/p fuse block (behind lower left end of dash) Info fuse 10a Interior lights system J205 Keypad sig L aud+ L aud- Led cntrl Lf aud+ Lf aud- Low ref Lr aud+ Lr aud- Navig sig Navigation antenna module (under top center of dash) Nca Pnk R aud+ R aud- Radio Radio rear window antenna Rdo fuse 42 15a Rear seat ent fuse 5a Red led Rem sig Rf aud+ Rf aud- Right i/p junction block (below right end of dash) x2 Right i/p junction block (below right end of dash) x4 Rr aud+ Rr aud- Tan Underhood fuse block (left side of engine compt) Vehicle communication interface module (vcim) (behind center of dash) Voice sig W/ one piece liftgate X12 Navigation Wiring Diagram, without Y91 & with UQS (2 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, without Y91 & with UQS (2 of 3) for Chevrolet Suburban K2008 2500: 42 (in instrument panel harness, in radio connector breakout) (under center console) audio amplifier Ampl cntrl Computer data lines system Drain wire F aud- G301 (under left side of front passenger's seat) Gmlan Gnd Infrared ref Infrared v Inside rearview mirror (isrvm) J202 J330 L infrared L subwfr+ L subwfr- Lf aud+ Lf aud- Lf spk+ Lf spk- Lr aud+ Lr aud- Lr spk+ Lr spk- Nca Pnk R infrared R subwfr+ R subwfr- Rear seat audio (rsa) control Rem enable Rf aud+ Rf spk+ Rf spk- Rr aud Rr aud+ Rr aud- Rr spk+ Rr spk- Subwoofer speaker Tan Navigation Wiring Diagram, without Y91 & with UQS (3 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, without Y91 & with UQS (3 of 3) for Chevrolet Suburban K2008 2500: 75 (in steering column harness) j216 (pins: 1-4 not used) (pins: 8-16 not used) (w/ one piece liftgate) left "d" pillar speaker (w/ one piece liftgate) right "d" pillar speaker 12v 3a1 3a2 Anti-lock brakes system Aud low ref Audio/video adapter Aux vid h Aux video h Body control module (bcm) (behind lower left side of dash) Camera + Camera - Computer data lines system Cruise control system Drain wire Dvd aud com Dvd aud sh Dvd comm Dvd+ Dvd- Forw Front digital video disc (dvd) display Gmlan Gnd I/p fuse block (behind lower left end of dash) Inflatable restraint steering wheel module coil (except tahoe & escalade: in steering column) Infrared transmitter Infrared+ Infrared- J217 (in steering pnk wheel harness) L aud sig L aux aud L aux vid L dvd+ Left front door speaker Left front tweeter speaker Left rear speaker Navigation system (parking assistant circuit) Nca Nca b+ Nca dvd+ Nca dvd- Nca enable sig Nca gnd Nca video sig Pause Phone Pnk R aud sig R aux aud R aux vid R dvd+ Radio Res sig Rewd Right front door speaker Right front tweeter speaker Right i/p junction block (below right end of dash) Right rear speaker Right steering wheel control switch Signal+ Signal- Srce Tan Transmissions system Video cntrl Video sig Vol dn Vol up Volt Vss Navigation Wiring Diagram, without Y91 & without UQA & without UQS (1 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, without Y91 & without UQA & without UQS (1 of 3) for Chevrolet Suburban K2008 2500: 60 (base: approximately 12 cm (4.72 in) from inflatable restraint i/p module connector breakout) (escalade & le: approximately 19 cm (7.48 in) before x206 breakout) (below left end of dash) left i/p junction block (pins: 6-16 not used) (top left front of roof) (w/ digital radio) cellular, navigation & digital radio antenna 2a1 Ant sig Antenna Aud sig Cellular & navigation antenna (if equipped) (top left front of roof) Cellular & navigation antenna (w/o digital radio) (top left front of roof) Cellular telephone microphone Cellular, navigation & digital radio antenna (top left front of roof) Coax Computer data lines system Digital radio receiver Drain wire G301 (under left side of front passenger's seat) Gmlan Gmlan+ Gmlan- Gnd Green led Hot at all times I/p fuse block (behind lower left end of dash) Info fuse 10a Interior lights system J205 Keypad sig L aud+ L aud- Led cntrl Lf spk+ Lf spk- Low ref Lr aud+ Lr aud- Navig sig Navigation antenna module (under top center of dash) Nca Pnk R aud+ R aud- Radio Radio rear window antenna Rdo fuse 42 15a Rear seat ent fuse 5a Red led Rem sig Rf spk+ Rf spk- Right i/p junction block (below right end of dash) x4 Rr aud+ Rr aud- Tan Underhood fuse block (left side of engine compt) Vehicle communication interface module (vcim) (behind center of dash) Voice sig W/ one piece liftgate W/o one piece liftgate X12 Navigation Wiring Diagram, without Y91 & without UQA & without UQS (2 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, without Y91 & without UQA & without UQS (2 of 3) for Chevrolet Suburban K2008 2500: 21 Computer data lines system Drain wire G301 (under left side of front passenger's seat) Gmlan Gnd Infrared ref Infrared v Inside rearview mirror (isrvm) J330 L infrared Lr aud + Lr aud - Nca Pnk R infrared Rear seat audio (rsa) control Rr aud + Rr aud - Tan W/ rse W/o rse Navigation Wiring Diagram, without Y91 & without UQA & without UQS (3 of 3) for Chevrolet Suburban K2008 2500 List of elements for Navigation Wiring Diagram, without Y91 & without UQA & without UQS (3 of 3) for Chevrolet Suburban K2008 2500: 69 (in steering column harness) (in steering wheel harness) (pins: 6-16 not used) (w/ one piece liftgate) left "d" pillar speaker (w/ one piece liftgate) right "d" pillar speaker 12v 3a1 3a2 Anti-lock brakes system Aud low ref Audio/video adapter Aux vid h Aux video h Body control module (bcm) (behind lower left side of dash) Computer data lines system Cruise control system Drain wire Dvd aud com Dvd aud sh Dvd comm Dvd+ Dvd- Enable sig F pnk Forw Front digital video disc (dvd) display Gmlan Gnd I/p fuse block (behind lower left end of dash) Inflatable restraint steering wheel module coil (except tahoe & escalade: in steering column) Infrared transmitter Infrared+ Infrared- J217 L aud sig L aux aud L aux vid L dvd+ Left front door speaker Left front tweeter speaker Left rear door speaker Nca Pause Phone Pnk Pnk j216 R aud sig R aux aud R aux vid R dvd+ Radio Res sig Rewd Right front door speaker Right front tweeter speaker Right i/p junction block (below right end of dash) Right rear door speaker Right steering wheel control switch Signal+ Signal- Srce Tan Transmissions system Video cntrl Video sig Vol dn Vol up Volt Vss Parking Assistant Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Parking Assistant Wiring Diagram for Chevrolet Suburban K2008 2500: 71 (behind upper left end of dash) g201 (below left end of dash) left i/p junction block (in license lamp harness, approximately 20 cm from right rear object sensors) j404 (in license lamp harness, approximately 28 cm from left rear object sensors) 6v ref Amber ind B5 x2 Backup Bare Bckup lp Body control module (bcm) (behind lower left side of dash) Cadillac Camera + Camera - Camera gnd Camera shield Camera sig Chevrolet/gmc Computer data lines system Dim id Disable sig Drain wire Exterior lights system G3 x5 G302 (under right side of front passenger's seat) Gmlan Gnd Hot at all times Hot w/ run/crank relay energized I/p fuse block (behind lower left end of dash) I/p multi-function switch assembly Ign 1 Information center telltale assembly (center rear of roof) J201 J302 J332 (approximately 13 cm into x310 breakout) J333 (approximately 14 cm into x310 breakout) J403 J408 (approximately 3 cm from x409) J409 (approximately 2.5 cm from rear view camera breakout) J907 (approximately 5.5 cm from x900 breakout) nca J908 (approximately 11 cm from x900 breakout) J990 Led disable Left rear corner object sensor (on left side of rear bumper) Left rear middle object sensor (on left middle of rear bumper) Low ref Lr sns sig Misc ign fuse 43 10a Nca Nca 6v ref Nca extension Nca gnd Nca video sig Object alarm module (under right front seat) Obs det fuse 10a Pnk Radio Rearview camera (middle of liftgate) Rearview camera (middle of tailgate) Rearview camera image display module (under right front seat) Red ind Right rear corner object sensor (on right side of rear bumper) Right rear middle object sensor (on right middle of rear bumper) Rr sns sig Sns sig Underhood fuse block (left side of engine compt) W/ one piece liftgate & liftglass W/o one piece liftgate & liftglass X11 X12
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 8) for Chevrolet Suburban K2008 2500 List of elements for Power Distribution Wiring Diagram (1 of 8) for Chevrolet Suburban K2008 2500: 91 (if equipped) (in fuse block jumper harness) (not used) 175a 2b1 6 speed a/t 6.0l (vin y) 60a Abs 2 fuse 9 25a Abs-1 fuse 61 40a Amp fuse 41 30a Assist step control module (w/ side retractable power running board steps) Audio amplifier Automatic a/c Automatic level control (alc) compressor Automatic transmission Blower motor control module Body control module (bcm) Ecm-batt fuse 12 10a Elec run board fuse 65 30a Electronic brake control module (ebcm) Electronic suspension control (esc) module Engine control module (ecm) Esc/alc exh fuse 2 30a Evaporative emission (evap) canister vent solenoid valve Except 6 speed a/t Except 6.0l (vin y) Except luxury Exp/pto fuse 47 15a Fscm fuse 21 20a Fuel pump flow control module Fuse b 30a Fuse d 30a Generator Headlamp wash fuse 22 20a Heavy duty abs fuse 59 60a Hvac batt fuse 39 10a Hvac blwr fuse 70 40a Hvac control module Instrument panel cluster (ipc) Ipc fuse 46 10a Itbc fuse 6 15a J209 (in fuse block jumper harness) J210 J211 J366 Junction block (left i/p) Left pillar mounted halogen spot lamp Left spot lamp Luxury Manual a/c Mega fuse Mobile radio fuse block Nca Red Relay a Relay b Right battery Right i/p junction block (below right end of dash) x6 Right i/p junction block x2 (below right end of dash) Roof beacon relay S/roof fuse 34 30a Starter Stud 1 Stud 1 fuse 68 40a Stud 2 Stud 2 fuse 63 30a Sunroof module (w/ sun glass sliding electric roof) Tcm-batt fuse 14 15a To auxiliary fuse block (diagram 7 of 8) To dlis fuse 35 (diagram 5 of 8) To pwr/trn relay (diagram 4 of 8) To rdo fuse 42 (diagram 2 of 8) To run/crank relay (diagram 6 of 8) To seo b1 fuse 52 (diagram 3 of 8) Trailer connector (if equipped) Transfer case encoder motor Transfer case shift control module Transmission control module (tcm) Trec fuse 67 30a Underhood fuse block (left side of engine compt) W/ 2 speed active push button control W/ active brake control W/ air brakes & W/ bi-state real time damping chassis package W/ hydraulic brakes & W/ hydraulic power brake Windshield washer solvent heater Wsw/htr fuse 66 60a X129 X3 (below left end of dash) Power Distribution Wiring Diagram (2 of 8) for Chevrolet Suburban K2008 2500 List of elements for Power Distribution Wiring Diagram (2 of 8) for Chevrolet Suburban K2008 2500: 60 (behind lower left end of dash) i/p fuse block (below left end of dash) left i/p junction block (except tahoe & escalade: approximately 19 cm (7.48 in) after radio connector breakout) (escalade & le: approximately 10 cm (3.04 in) after radio connector breakout) j204 (in the passenger seat harness, approximately 10 cm (3.94 in) in to c305 breakout) j315 3b4 Air bag batt fuse 45 15a Alc/comp fuse 58 40a Automatic level control (alc) relay (if equipped) Auxiliary blower motor control module Bcm fuse 10a Body control module (bcm) Climate control seat module (w/ front climate control seats) Clock (cadillac) Cooled seats fuse 30a Ctsy fuse 15a Ddm fuse 15a Digital radio receiver (w/ digital radio) Dim fuse 10a Driver door lock/window switch Driver seat 2 circuit breaker 25a Driver seat adjuster switch Dsm fuse 10a Eap fuse 38 15a Electronic adjustable pedals pcb relay End of dash) Except luxury From stud 2 a fuse 63 (diagram 1 of 8) Inflatable restraint passenger presence system (pps) module Inflatable restraint sensing & diagnostic module (sdm) Inflatable restraint vehicle rollover sensor Lbec 1 fuse 64 60a Left i/p junction block (below left x4 Lgm fuse 71 30a Luxury Mbec 1 fuse 69 60a Memory seat module (msm) Memory seat module (msm) (w/ front individual seats) Park enable pcb relay Pass seat 1 circuit breaker 25a Passenger door lock/window switch Passenger seat adjuster switch Passenger seat lumbar switch Power liftgate module (if equipped) Radio Rdo fuse 42 15a Rear hvac fuse 30a Rear seat audio (rsa) control Red Remote control door lock receiver (rcdlr) Right i/p junction block (below right end of dash) Right rear window switch Rt doors circuit breaker 25a Rt stop trn fuse 15a Underhood fuse block (left side of engine compt) W/ front individual seats W/ rear seat & earphone jacks W/o front individual seats W/o rear seat & earphone jacks X11 X12 Power Distribution Wiring Diagram (3 of 8) for Chevrolet Suburban K2008 2500 List of elements for Power Distribution Wiring Diagram (3 of 8) for Chevrolet Suburban K2008 2500: 84 (in rear seat harness, approximately 10 cm (3.91 in) from heated seat element breakout) (w/ rear seat power adjuster) j321 (not used) 2a1 3a7 3b2 4a7 Aux pwr 2 fuse 20a Aux pwr fuse 20a Body control module (bcm) Center console accessory power outlet Center console compart- ment accessory power outlet Center seat accessory power outlet (w/ front bucket driver & passenger recliner seat) Chevrolet/gmc Custom floor front console compartment Data link connector Driver door lock/ window switch End of dash) Except luxury From stud 2 fuse 63 b (diagram 1 of 8) Front digital video disc (dvd) display G200 (right front corner of hvac case) G304 (near base of right "b" pillar) G402 (on right "d" pillar) Garage door opener Garage door opener (gdo) I/p 1 accessory power outlet I/p 2 accessory power outlet I/p fuse block (behind lower left end of dash) Info fuse 10a Inside rearview mirror (isrvm) Is lamps fuse 10a J200 J203 J227 J400 Lbec 2 fuse 72 60a Left end of dash) Left i/p junction block (below left end of dash) Left i/p junction block (below left x4 Left i/p junction block (below x10 Left rear folding seat motor Left rear window switch Lock/ unlock pcb relay Lt dr circuit breaker 25a Lt stop trn fuse 15a Ltr fuse 53 20a Luxury Nca Object alarm module (rear parking assist sensor indicator) Obs det fuse 10a Passenger door lock/ window switch Pdm fuse 15a Power liftgate module Rear accessory power outlet (one piece liftgate w/ liftglass) Rear digital video disc (dvd) display (w/ dnu) Rear heated seat module (if equipped) Rear seat ent fuse 5a Rear seat fuse 20a Rear window wiper motor (one piece liftgate w/ liftglass) Rear wpr fuse 25a Right end of dash) Right i/p junction block (below right x2 Right i/p junction block (below x3 Right i/p junction block (below x6 right end of dash) Right rear folding seat motor Right spot lamp Roof beacon switch Roof mounted lamp Security indicator lamp Seo b1 fuse 52 15a Seo b2 fuse 37 30a Stop lamps fuse 15a Underhood fuse block (left side of engine compt) Vehicle communication interface module (vcim) Vehicle inclination sensor Vehicle shock sensor W/ dnu W/ luxury W/ pillar mounted halogen W/ rear seat power adjuster W/ rear seat power adjuster & rear seat heater W/ spo alarm W/o dnu X14 Power Distribution Wiring Diagram (4 of 8) for Chevrolet Suburban K2008 2500 List of elements for Power Distribution Wiring Diagram (4 of 8) for Chevrolet Suburban K2008 2500: 50 (in ignition coil jumper harness, approximately 3 cm pnk (1.18 in) from ignition coil 4 breakout) j110 (in ignition coil jumper harness, approximately 3 cm pnk (1.18 in) from ignition coil 5 breakout) j107 6.0l (vin y) A/c compressor relay Auxiliary fuse block (6.0l (vin y)) Bck/up pcb lamp relay Drl pcb relay Ecm/throt cont fuse 5 15a Eng fuse 4 15a Engine control module (ecm) Evaporative emission (evap) canister purge solenoid valve Except 6.0l (vin y) Fan control relay Fan hi relay Fan lo relay Fan mid 1 relay Fan mid 2 relay Fan-1 fuse 57 40a Fan-2 fuse 60 40a Fog lamp relay From stud 2 fuse 63 (diagram 1 of 8) Frt wash pcb relay Frt wpr fuse 36 25a Fuel injector Fuel pump relay Hdlp lo/hid relay Heated oxygen sensor (ho2s) bank 1 sensor 1 Heated oxygen sensor (ho2s) bank 1 sensor 2 Heated oxygen sensor (ho2s) bank 2 sensor 1 Heated oxygen sensor (ho2s) bank 2 sensor 2 Hi beam pcb relay Horn pcb relay Ignition coil Inj-a fuse 24 20a Inj-b fuse 13 20a Mass air flow (maf) sensor/ intake air temperature (iat) sensor Nca O2-a sensor fuse 18 10a O2-b sensor fuse 8 10a Park lamp relay Pnk Pwr/trn relay Rear defog relay Rear wash pcb relay Strtr relay Underhood fuse block (left side of engine compt) Valve lifter oil manifold (vlom) assembly W/ afm Wiper 1 pcb relay Wiper 2 pcb relay Power Distribution Wiring Diagram (5 of 8) for Chevrolet Suburban K2008 2500 List of elements for Power Distribution Wiring Diagram (5 of 8) for Chevrolet Suburban K2008 2500: 41 (in instrument panel harness, approximately 7 cm (2.76 in) from headlight & panel dimmer switch breakout) j208 2a4 2b3 5v ref Acc Body control module (bcm) Dlis fuse 35 2a From stud 2 d fuse 63 (diagram 1 of 8) From underhood fuse block (diagram 8 of 8) Ig3 volt Ign volt Ignition switch J212 (in steering column harness) J213 (in steering column harness) Key-in switch Left i/p junction block (below left end of dash) Mobile radio fuse block Nca Off Pnk Rap/spare pcb relay (police package vehicle & municipal special service vehicle) Relay a Right i/p junction block (below right end of dash) Run Start Sunroof module (if equipped) Theft deterrent module (tdm) To run/ crank relay (diagram 6 of 8) To splice j207 (diagram 8 of 8) Transfer case shift control switch Turn/signal multi- function switch Underhood fuse block (left side of engine compt) W/ auto 4x4, w/o rear window intermittent & moisture sensitive windshield pulse W/ moisture sensitive windshield pulse & rear window intermittent & w/o auto 4x4 W/ moisture sensitive windshield pulse & w/o rear window intermittent & auto 4x4 W/ moisture sensitive windshield pulse, auto 4x4 & w/o rear window intermittent W/ moisture sensitive windshield pulse, rear window intermittent & auto 4x4 W/ rear window intermittent & auto 4x4 w/o moisture sensitive windshield pulse W/ rear window intermittent & w/o moisture sensitive windshield pulse & auto 4x4 Windshield outside moisture sensor X14 Power Distribution Wiring Diagram (6 of 8) for Chevrolet Suburban K2008 2500 List of elements for Power Distribution Wiring Diagram (6 of 8) for Chevrolet Suburban K2008 2500: 59 6.0l (vin k) 6.0l (vin y) Air bag ign fuse 40 10a Automatic level control (alc) relay (if equipped) Aux hvac-ign fuse 48 10a Auxiliary mode actuator Auxiliary temperature actuator Chmsl pcb relay Climate control seat module (if equipped) Digital video disc (dvd) control module Dvd fuse 5a Ecm-ign fuse 56 15a Electronic brake control module (ebcm) Engine control module (ecm) Except 6.0l (vin k) From stud 2 fuse 63 (diagram 1 of 8) From underhood fuse block g (diagram 5 of 8) Fuel pump flow control module Fuse 7.5a G102 (lower left front of engine) Heated steering wheel control module Hvac-ign fuse 55 10a Inflatable restraint passenger air bag on/off indicator Inflatable restraint sensing & diagnostic module (sdm) Inflatable restraint steering wheel module coil Inside rearview mirror (isrvm) Instrument panel cluster (ipc) J105 J219 J365 L/gate pcb relay Left air temperature actuator Left i/p junction block (below left end of dash) Misc ign fuse 43 10a Mode actuator Nca Pnk Rearview camera image display module (if equipped) Recirculation actuator Red Right air temperature actuator Right i/p junction block (below right end of dash) Run/crank relay Secondary fuel pump relay Seo/alc fuse 54 10a Serial data gateway (sdg) module (6.0l (vin y)) Spo dvd Stop lamp switch To run pcb relay (diagram 8 of 8) To trans ign 1 fuse 19 (diagram 8 of 8) Transfer case shift control module (auto 4x4) Underhood fuse block (left side of engine compt) W/ heated steering wheel W/ rear a/c W/o heated steering wheel X11 X12 X14 X277 Power Distribution Wiring Diagram (7 of 8) for Chevrolet Suburban K2008 2500 List of elements for Power Distribution Wiring Diagram (7 of 8) for Chevrolet Suburban K2008 2500: 40 (on right "d" pillar) g402 110v ac accessory power outlet 200a 6.0l (vin y) A/c compressor Accessory dc power control module (6.0l (vim y) Accessory power inverter module Accm fuse 3 15a Acpo fuse 1 25a Auxiliary fuse block Bare Becm fan fuse 2 15a Becm fuse 10 15a Cab htr pump relay Computer data lines system Cool pump relay Drive motor generator battery Drive motor generator battery control module Drive motor generator power inverter module Electronic power steering motor control module Eps fuse 7 15a Fan 1 fuse 40a Fan 2 fuse 40a Fan hi relay Fan lo relay Fan mid 1 relay Fan mid 2 relay From right battery (diagram 1 of 7) From splice j155 (diagram 8 of 8) G112 Generator battery vent fan relay J395 J400 Logic Mega fuse Pim 1 fuse 8 15a Pim 2 fuse 9 15a Pnk Red Serial data gateway (sdg) module Power Distribution Wiring Diagram (8 of 8) for Chevrolet Suburban K2008 2500 List of elements for Power Distribution Wiring Diagram (8 of 8) for Chevrolet Suburban K2008 2500: 37 (6 speed a/t) (except 6 speed a/t) 6 speed a/t 6.0l (vin y) Auto 4x4 Automatic a/c manual a/c Automatic transmission Automatic transmission (6.0l (vin y)) Automatic transmission (6.2l) Automatic transmission auxiliary fluid pump control module Drive motor generator power inverter module (6.0l (vin y)) Engine control module (ecm) Except 6.0l (vin y) Except 6.2l Except auto 4x4 From aux hvac-ign fuse 48 (diagram 6 of 8) From body control module (diagram 5 of 8) From l/gate pcb relay (diagram 6 of 8) Front drive axle actuator Fwd fuse 42 15a Hvac control module J104 (in engine harness, approximately 15 cm (5.91 in) from engine control module connector breakout) J127 pnk (auto 4x4) J155 J207 (auto 4x4) (in instrument panel harness, in transfer case shift control module connector breakout) Nca Pnk Run pcb relay To 110v ac accessory power outlet (diagram 7 of 8) To body control module (diagram 5 of 8) Trans ign 1 fuse 19 15a Transfer case shift control module (auto 4x4) Transmission control module (tcm) Transmission control module (tcm) (except 6.2l) Underhood fuse block (left side of engine compt) Windshield washer solvent heater (if equipped) X175
POWER DOOR LOCKS Power Door Locks Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Power Door Locks Wiring Diagram for Chevrolet Suburban K2008 2500: 45 3b2 4a7 Bcm fuse 10a Body control module (bcm) (behind lower left side of dash) Computer data lines system Ddm fuse 15a Dim fuse 15a Door lock switch Driver door latch assembly (rear of left front door) Driver door lock/window switch Dsm fuse 10a Endgate lock actuator (w/o one piece liftgate & liftglass) G200 (right front corner of hvac case) G201 (behind upper left end of dash) G302 (under right side of front passenger's seat) Gmlan Gnd Grd Hot at all times I/p fuse block (behind lower left end of dash) Key switch Keyless entry antenna Lck 1 fuse 15a Lck 2 fuse 15a Lck cntrl Left rear door latch assembly (rear of left rear door) Lock Lock actuator Lock cntrl Lock/ unlock pcb relay Logic Nca Passenger door latch assembly (rear of right front door) Passenger door lock/window switch Pdm fuse 15a Remote control door lock receiver (rcdlr) (except one piece liftgate: center rear of roof) (w/ one piece liftgate: on left "d" pillar) Right i/p junction block (below x2 right end of dash) Right rear door latch assembly (rear of right rear door) Sw grd Sw sig Tan Unlck 1 fuse 15a Unlck 2 fuse 15a Unlck cntrl Unlock
POWER MIRRORS Electrochromic Mirror Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Electrochromic Mirror Wiring Diagram for Chevrolet Suburban K2008 2500: 48 Ambient air temperature display Ambient air temperature sensor (left front of engine compt) Ambient light Aux hvac-ign fuse 48 15a Body control module (bcm) (behind lower left side of dash) Compass display Computer data lines system Driver door lock/ window switch Driver outside rearview mirror Electro- chromic Electro- chromic air Emergency switch G102 (lower left front of engine) G200 (right front corner of hvac case) Gnd Green led sig Heated steering wheel) Hot at all times I/p fuse block (behind lower left end of dash) Ign volt Inside rearview mirror (isrvm) J105 J219 (w/ pnk J328 Keypad control Keypad signal Left i/p junction block (below left x10 end of dash) Logic Low ref Lp ctrl Lp rly ctrl Mirror sig Onstar button assembly Onstar switch Pdm fuse 15a Phone switch Pnk Red led sig Rr lght sensor Run/ crank relay Run/crnk rly Selector switch Sens sig Ser data Underhood fuse block (left side of engine compt) Vehicle communication interface module (vcim) (w/ onstar) (behind center of dash) W/ power mirrors X10 Power Mirrors Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500 List of elements for Power Mirrors Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500: 32 (in driver outside rearview mirror jumper) 5-volt ref Computer data lines system Ddm fuse 15a Driver door lock/ window switch Driver outside rearview mirror Electro- chromic Electrochromic mirror circuit Element ctrl Extend G201 (behind upper left end of dash) Glman ser data Gnd Hor pos sens sig Hot at all times Hvac control module I/p fuse block (behind lower left end of dash) J500 J501 L/r select Left Logic Low ref Mtr extend ctrl Mtr retract ctrl Outside rearview mirror switch Pnk Retract Right Sw pwr Ver pos sens sig W/ heated mirrors Power Mirrors Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500 List of elements for Power Mirrors Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500: 23 (in passenger outside rearview mirror jumper) 3b2 4a7 5-volt ref Computer data lines system Element ctrl G200 (right front corner of hvac case) Gmlan ser data Gnd Hor pos sens sig Hot at all times I/p fuse block (behind lower left end of dash) J600 J601 Low ref Mtr extend ctrl Mtr retract ctrl Passenger door lock/window switch Passenger outside rearview mirror Pdm fuse 15a Right i/p junction block (below right x1 end of dash) Ver pos sens sig W/ heated mirrors
POWER SEATS Adjustable Pedal Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Adjustable Pedal Wiring Diagram for Chevrolet Suburban K2008 2500: 14 (below left Block Body control module (bcm) (behind lower left side of dash) Eap fuse 38 15a Eap pcb relay Electronic adjustable pedal (eap) assembly (top of brake pedal assembly) End of dash) G200 (right front corner of hvac case) Hot at all times I/p multifunction switch J200 Left i/p junction Park enable pcb relay Underhood fuse block (left side of engine compt) Driver Power Seat Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Driver Power Seat Wiring Diagram for Chevrolet Suburban K2008 2500: 15 Down Driver seat 2 circuit breaker 25a Driver seat adjuster motor assembly (below driver's seat) Driver seat adjuster switch Driver seat front vertical motor Driver seat horizontal motor Driver seat rear vertical motor Fwd G303 (near base of left "b" pillar) Hot at all times Left i/p junction block (below left end of dash) Nca Rwd Tan X12 Front Heated Seats Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500 List of elements for Front Heated Seats Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500: 23 Back temp sig Computer data lines system Cushion element ctrl Cushion temp sig Driver back heated seat element (in driver's seat back) Driver cushion heated seat element (in driver's seat cushion) Driver seat 2 circuit breaker 25a G303 (near base of left "b" pillar) Gnd Hot at all times J306 J311 (in driver seat harness, approximately 5 cm (1.97 in) from memory seat module c5 breakout) J316 (in passenger seat harness, approximately 5 cm (1.97 in) from c305 breakout) Left i/p junction block (below left end of dash) Low ref Memory seat module (under front of driver's seat) Nca Passenger back heated seat element (in right front seat back) Passenger cushion heated seat element (in right front seat cushion) Pnk Serial data Tan X12 Front Heated Seats Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500 List of elements for Front Heated Seats Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500: 28 3b2 4a7 Back & cushion ind ctrl Back ind ctrl Computer data lines system Cushion/back ind Ddm fuse 15a Dimming ctrl Driver door lock/ window switch Driver heated seat switch Dsm fuse 10a G200 (right front corner of hvac case) G201 (behind upper left end of dash) Gnd Hi temp ind ctrl Hot at all times I/p fuse block (behind lower left end of dash) Low ref Low temp ind ctrl Med temp ind ctrl Passenger door lock/ window switch Passenger heated seat switch Pdm fuse 15a Pnk Right i/p junction box (below right x1 end of dash) Seat back ind Serial data Tan Passenger Power Seat Wiring Diagram, 6-Way Power Seat for Chevrolet Suburban K2008 2500 List of elements for Passenger Power Seat Wiring Diagram, 6-Way Power Seat for Chevrolet Suburban K2008 2500: 16 Down Fwd G304 (near base of right "b" pillar) Hot at all times J314 Left i/p junction block (below left end of dash) Nca Pass seat 1 circuit breaker 25a Passenger seat adjuster motor assembly (below right front seat) Passenger seat adjuster switch Passenger seat front vertical motor Passenger seat horizontal motor Passenger seat rear vertical motor Rwd Tan X12 Passenger Power Seat Wiring Diagram, 8-Way Power Seat for Chevrolet Suburban K2008 2500 List of elements for Passenger Power Seat Wiring Diagram, 8-Way Power Seat for Chevrolet Suburban K2008 2500: 22 Fwd G304 (near base of right "b" pillar) Hot at all times J314 Left i/p junction block (below left end of dash) Nca Out Pass seat 1 circuit breaker 25a Passenger seat adjuster motor assembly (below right front seat) Passenger seat adjuster switch Passenger seat front vertical motor Passenger seat horizontal motor Passenger seat lumbar horizontal motor Passenger seat lumbar motor (in passenger's seat back) Passenger seat lumbar switch Passenger seat lumbar vertical motor Passenger seat rear vertical motor Passenger seat recline motor (below right front seat) Pnk Rwd Tan X11 Rear Folding Seat Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Rear Folding Seat Wiring Diagram for Chevrolet Suburban K2008 2500: 21 Body control module (bcm) (behind lower left side of dash) Eap fuse 38 15a Front folding seat switch G200 (right front corner of hvac case) G303 (near base of left "b" pillar) G304 (near base of right "b" pillar) Hot at all times I/p fuse block (behind lower left end of dash) Interior lights system J200 J321 (w/ rear seat power adjuster) Left i/p junction block (below left end of dash) Left rear folding seat motor Left rear folding seat switch Logic Park enable pcb relay Rear seat fuse 20a Right rear folding seat motor Right rear folding seat switch Underhood fuse block (left side of engine compt) X12 Rear Heated Seats Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Rear Heated Seats Wiring Diagram for Chevrolet Suburban K2008 2500: 21 Computer data lines system Element ctrl G303 (near base of left "b" pillar) Gnd Hot at all times I/p fuse block (behind lower left end of dash) J319 J321 (w/ rear seat power adjuster) Left rear cushion heated seat element (in left rear seat cushion) Logic Low ref Lr htd sw Nca Pnk Rear heated seat module (under left rear seat) Rear seat audio (rsa) control Rear seat fuse 20a Right rear cushion heated seat element (in right rear seat cushion) Rr htd sw Sens sig Serial data
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Power Top/Sunroof Wiring Diagram for Chevrolet Suburban K2008 2500: 28 2b1 2b3 Accsy volt Body control module (behind lower left side of dash) Close Exprs G200 (right front corner of hvac case) Ground Hot at all times Illumination lamp Interior lights system J324 Left i/p junction block (below left end of dash) Open Pnk Power distribution system Right i/p junction block (below right end of dash) x2 Roof clos sig Roof open sig S/roof fuse 34 30a Sunroof module (above front of headliner) Sunroof switch Sw exprs sig Underhood fuse block (left side of engine compartment) Vent Vnt clos sig Vnt open sig X14
POWER WINDOWS Power Windows Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Power Windows Wiring Diagram for Chevrolet Suburban K2008 2500: 55 (below right 3b4 4a7 Body control module (behind lower left side of dash) Computer data lines system Dn cntrl Dn sig Down Driver door lock/window switch Driver window Driver window motor (in driver's door) Driver window switch End of dash) Express dn Express down G200 (right front corner of hvac case) G201 (behind upper left end of dash) G303 (near base of left "b" pillar) G304 (near base of right "b" pillar) Gmlan Ground Hot at all times I/p fuse block (behind lower left end of dash) Illumination Interior lights system Left i/p junction block (below left end of dash) Left rear window motor (in left rear door) Left rear window switch Lo-speed serial data Lockout cntrl Lockout indicator dn Lockout sig Lockout sw Logic Lt drs circuit breaker 25a Passenger door lock/ window switch Passenger window motor (in right front door) Pwr wnd lockout lr ctrl Pwr wnd lockout rr sig Pwr wnd sw lr down sig Pwr wnd sw lr up sig Pwr wnd sw rr down sig Pwr wnd sw rr up sig Right i/p junction block Right rear window motor (in right rear door) Right rear window switch Rt doors circuit breaker 25a Switch power Up cntrl Up sig Window lr Window passenger Window rr Window switch passenger X11
RADIO Dual DVD Headrest Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Dual DVD Headrest Wiring Diagram for Chevrolet Suburban K2008 2500: 24 (right front corner of hvac case) g200 Audio l Audio r Clk Digital video antenna Digital video disc (dvd) control module Driver seat headrest digital video disc (dvd) display Dvd ant Dvd fuse Gnd Hot w/ run/crank relay energized Ign 1 Ign volt Left i/p junction block (below left x2 end of dash) Nca Passenger seat headrest digital video disc (dvd) display Pnk Red Seo/alc fuse 54 10a Serial data Underhood fuse block (left side of engine compt) Video gnd Video in/out X14 Radio Wiring Diagram, with Y91 & with UQA (1 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, with Y91 & with UQA (1 of 3) for Chevrolet Suburban K2008 2500: 68 (below left end of dash) left i/p junction block (escalade & le: in instrument panel harness, approximately 19 cm (7.48 in) before x206 breakout) (base: in instrument panel harness, approximately 12 cm (4.72 in) from inflatable restraint i/p module connector breakout) (pins: 6-16 not used) (top left front of roof) (w/ digital radio) cellular, navigation & digital radio antenna 2a1 Amp fuse 41 30a Ant sig Antenna Aud sig Cell Cellular & navigation antenna (if equipped) (top left front of roof) Cellular & navigation antenna (w/o digital radio) (top left front of roof) Cellular telephone microphone Cellular, navigation & digital radio antenna (top left front of roof) Coax Computer data lines system Digital radio receiver Drain wire Dvd vid2 + Dvd vid2 - G301 (under left side of front passenger's seat) Gmlan Gmlan+ Gmlan- Gnd Gps Green led Hot at all times I/p fuse block (behind lower left end of dash) Info fuse 10a Interior lights system J204 J205 Keypad sig L aud+ L aud- Led cntrl Lf aud+ Lf aud- Low ref Lr aud+ Lr aud- Navig sig Navigation antenna module (under top center of dash) Nca Pnk R aud+ R aud- Radio Radio rear Rdo fuse 42 15a Rear seat ent fuse 5a Red led Rem sig Rf aud+ Rf aud- Right i/p junction block (below x2 right end of dash) Rr aud+ Rr aud- Tan Underhood fuse block (left side of engine compt) Vehicle communication interface module (vcim) (behind center of dash) Vid mde 2 Voice sig W/ one piece liftgate W/o one piece liftgate Window antenna X12 Radio Wiring Diagram, with Y91 & with UQA (2 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, with Y91 & with UQA (2 of 3) for Chevrolet Suburban K2008 2500: 44 (under center console) audio amplifier Centr spk+ Centr spk- Computer data lines system Drain wire Dvd+ Dvd- Enable sig F aud- G301 (under left side of front passenger's seat) Gmlan Gnd Infrared ref Infrared v Inside rearview mirror (isrvm) J202 (in instrument panel harness, in radio connector breakout) J330 L infrared L subwfr+ L subwfr- Lf aud+ Lf aud- Lf spk+ Lf spk- Lr aud+ Lr aud- Microph volt Nca Pnk R infrared R subwfr+ R subwfr- Rear digital video disc (dvd) display (if equipped) Rear seat audio (rsa) control Rf aud+ Rf spk+ Rf spk- Rr aud Rr aud+ Rr aud- Subwoofer speaker Tan Video cntrl Video sig Radio Wiring Diagram, with Y91 & with UQA (3 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, with Y91 & with UQA (3 of 3) for Chevrolet Suburban K2008 2500: 69 (in steering column harness) j216 (pins: 6-16 not used) (w/ one piece liftgate) left "d" pillar speaker (w/ one piece liftgate) right "d" pillar speaker 12v 3a1 3a2 Anti-lock brakes system Aud low ref Audio/video adapter Aux vid h Aux video h Body control module (bcm) (behind lower left side of dash) Center i/p speaker Computer data lines system Cruise control system Dnu Drain wire Dvd aud com Dvd aud sh Dvd comm Dvd+ Dvd- Enable sig Forw Front digital video disc (dvd) display Gmlan Gnd I/p fuse block (behind lower left end of dash) Inflatable restraint steering wheel module coil (except tahoe & escalade: in steering column) Infrared transmitter Infrared+ Infrared- J217 (in steering pnk wheel harness) J324 (dnu) L aud sig L aux aud L aux vid L dvd+ Left front door speaker Left front tweeter speaker Left rear speaker Nca Pause Phone Pnk R aud sig R aux aud R aux vid R dvd+ Radio Res sig Rewd Right front door speaker Right front tweeter speaker Right i/p junction block (below right end of dash) Right rear speaker Right steering wheel control switch Signal+ Signal- Srce Tan Transmissions system Video cntrl Video sig Vol dn Vol up Volt Vss Radio Wiring Diagram, with Y91 & with UQS (1 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, with Y91 & with UQS (1 of 3) for Chevrolet Suburban K2008 2500: 65 (base: in instrument panel harness, approximately 12 cm (4.72 in) from inflatable restraint i/p module connector breakout) (escalade & le: in instrument panel harness, 19 cm (7.48 in) before c206 breakout) (below left end of dash) left i/p junction block (pins: 6-16 not used) (top left front of roof) (w/o digital radio) cellular & navigation antenna (top left front of roof) (w/ digital radio) cellular, navigation & digital radio antenna (w/o one piece liftgate) antenna 2a1 Amp fuse 41 30a Ant sig Aud sig Cell Cellular & navigation antenna (if equipped) (top left front of roof) Cellular telephone microphone Cellular, navigation & digital radio antenna (top left front of roof) Coax Computer data lines system Digital radio receiver Drain wire Dvd vid2 + Dvd vid2 - G301 (under left side of front passenger's seat) Gmlan Gmlan+ Gmlan- Gnd Gps Green led Hot at all times I/p fuse block (behind lower left end of dash) Info fuse 10a Interior lights system J204 J205 Keypad sig L aud+ L aud- Led cntrl Lf aud+ Lf aud- Low ref Lr aud+ Lr aud- Navig sig Navigation antenna module (under top center of dash) Nca Pnk R aud+ R aud- Radio Radio rear window antenna Rdo fuse 42 15a Rear seat ent fuse 5a Red led Rem sig Rf aud+ Rf aud- Right i/p junction block (below x2 right end of dash) Rr aud+ Rr aud- Tan Underhood fuse block (left side of engine compt) Vehicle communication interface module (vcim) (behind center of dash) Vid mde 2 Voice sig W/ one piece liftgate X12 Radio Wiring Diagram, with Y91 & with UQS (2 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, with Y91 & with UQS (2 of 3) for Chevrolet Suburban K2008 2500: 49 (under center console) audio amplifier Centr spk+ Centr spk- Computer data lines system Drain wire F aud- G301 (under left side of front passenger's seat) Gmlan Gnd Infrared ref Infrared v Inside rearview mirror (isrvm) J202 (in instrument panel harness, in radio connector nca breakout) J330 L infrared L subwfr+ L subwfr- Lf aud+ Lf aud- Lf spk+ Lf spk- Lr aud+ Lr aud- Lr spk+ Lr spk- Nca Nca b+ Nca dvd+ Nca dvd- Nca enable sig Nca gnd Nca video cntrl Pnk R infrared R subwfr+ R subwfr- Rear digital video disc (dvd) display (if equipped) Rear seat audio (rsa) control Rf aud+ Rf spk+ Rf spk- Rr aud Rr aud+ Rr aud- Rr spk+ Rr spk- Subwoofer speaker Tan Video sig Radio Wiring Diagram, with Y91 & with UQS (3 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, with Y91 & with UQS (3 of 3) for Chevrolet Suburban K2008 2500: 78 (in steering column harness) j216 (pins: 1-4 not used) (pins: 8-16 not used) (w/ one piece liftgate) left "d" pillar speaker (w/ one piece liftgate) right "d" pillar speaker 12v 3a1 3a2 Anti-lock brakes system Aud low ref Audio/video adapter Aux vid h Aux video h Body control module (bcm) (behind lower left side of dash) Camera + Camera - Center i/p speaker Computer data lines system Cruise control system Dnu Drain wire Dvd aud com Dvd aud sh Dvd comm Dvd+ Dvd- Forw Front digital video disc (dvd) display Gmlan Gnd I/p fuse block (behind lower left end of dash) Inflatable restraint steering wheel module coil (except tahoe & escalade: in steering column) Infrared transmitter Infrared+ Infrared- J217 (in steering pnk wheel harness) J324 (dnu) L aud sig L aux aud L aux vid L dvd+ Left front door speaker Left front tweeter speaker Left rear speaker Navigation system (object detection circuit) Nca Nca b+ Nca dvd+ Nca dvd- Nca enable sig Nca gnd Nca video sig Pause Phone Pnk R aud sig R aux aud R aux vid R dvd+ Radio Res sig Rewd Right front door speaker Right front tweeter speaker Right i/p junction block (below right end of dash) Right rear speaker Right steering wheel control switch Signal+ Signal- Srce Tan Transmissions system Video cntrl Video sig Vol dn Vol up Volt Vss Radio Wiring Diagram, with Y91 & without UQA & without UQS (1 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, with Y91 & without UQA & without UQS (1 of 3) for Chevrolet Suburban K2008 2500: 66 (base: approximately 12 cm (4.72 in) from inflatable restraint i/p module connector breakout) (escalade & le: approximately 19 cm (7.48 in) before x206 breakout) (below left end of dash) left i/p junction block (pins: 6-16 not used) (top left front of roof) (w/ digital radio) cellular, navigation & digital radio antenna 2a1 Ant sig Antenna Aud sig Cellular & navigation antenna (if equipped) (top left front of roof) Cellular & navigation antenna (w/o digital radio) (top left front of roof) Cellular telephone microphone Cellular, navigation & digital radio antenna (top left front of roof) Coax Computer data lines system Digital radio receiver Drain wire Dvd vid2 + Dvd vid2 - G301 (under left side of front passenger's seat) Gmlan Gmlan+ Gmlan- Gnd Green led Hot at all times I/p fuse block (behind lower left end of dash) Info fuse 10a Interior lights system J204 J205 Keypad sig L aud+ L aud- Led cntrl Lf spk+ Lf spk- Low ref Lr aud+ Lr aud- Navig sig Navigation antenna module (under top center of dash) Nca Pnk R aud+ R aud- Radio Radio rear window antenna Rdo fuse 42 15a Rear seat ent fuse 5a Red led Rem sig Rf spk+ Rf spk- Right i/p junction block (below right end of dash) x2 Rr aud+ Rr aud- Tan Underhood fuse block (left side of engine compt) Vehicle communication interface module (vcim) (behind center of dash) Vid mde 2 Voice sig W/ dnu W/ one piece liftgate W/o dnu W/o one piece liftgate X12 Radio Wiring Diagram, with Y91 & without UQA & without UQS (2 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, with Y91 & without UQA & without UQS (2 of 3) for Chevrolet Suburban K2008 2500: 29 Computer data lines system Drain wire Dvd+ Dvd- Enable sig G301 (under left side of front passenger's seat) Gmlan Gnd Infrared ref Infrared v Inside rearview mirror (isrvm) J330 L infrared Lr aud + Lr aud - Nca Pnk R infrared Rear digital video disc (dvd) display (if equipped) Rear seat audio (rsa) control Rr aud + Rr aud - Tan Video cntrl Video sig W/ dnu W/ rse W/o dnu W/o rse Radio Wiring Diagram, with Y91 & without UQA & without UQS (3 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, with Y91 & without UQA & without UQS (3 of 3) for Chevrolet Suburban K2008 2500: 71 (in steering column harness) (in steering wheel harness) (pins: 6-16 not used) (w/ one piece liftgate) left "d" pillar speaker (w/ one piece liftgate) right "d" pillar speaker 12v 3a1 3a2 Anti-lock brakes system Aud low ref Audio/video adapter Aux vid h Aux video h Body control module (bcm) (behind lower left side of dash) Computer data lines system Cruise control system Dnu Drain wire Dvd aud com Dvd aud sh Dvd comm Dvd+ Dvd- Enable sig F pnk Forw Front digital video disc (dvd) display Gmlan Gnd I/p fuse block (behind lower left end of dash) Inflatable restraint steering wheel module coil (except tahoe & escalade: in steering column) Infrared transmitter Infrared+ Infrared- J217 J324 (dnu) L aud sig L aux aud L aux vid L dvd+ Left front door speaker Left front tweeter speaker Left rear door speaker Nca Pause Phone Pnk Pnk j216 R aud sig R aux aud R aux vid R dvd+ Radio Res sig Rewd Right front door speaker Right front tweeter speaker Right i/p junction block (below right end of dash) Right rear door speaker Right steering wheel control switch Signal+ Signal- Srce Tan Transmissions system Video cntrl Video sig Vol dn Vol up Volt Vss Radio Wiring Diagram, without Y91 & with UQA (1 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, without Y91 & with UQA (1 of 3) for Chevrolet Suburban K2008 2500: 62 (escalade & le: in instrument panel harness, approximately 19 cm (7.48 in) before x206 breakout) (base: in instrument panel harness, approximately 12 cm (4.72 in) from inflatable restraint i/p module connector breakout) (lower left end of dash) left i/p junction block (pins: 6-16 not used) (top left front of roof) (w/o digital radio) cellular & navigation antenna (top left front of roof) (w/ digital radio) cellular, navigation & digital radio antenna Amp fuse 41 30a Ampl cntrl Ant sig Antenna Aud sig Cell Cellular & navigation antenna (if equipped) (top left front of roof) Cellular telephone microphone Cellular, navigation & digital radio antenna (top left front of roof) Coax Computer data lines system Digital radio receiver Drain wire G301 (under left side of front passenger's seat) Gmlan Gmlan+ Gmlan- Gnd Gps Green led Hot at all times I/p fuse block (behind lower left end of dash) Info fuse 10a Interior lights system J205 Keypad sig L aud+ L aud- Led cntrl Lf aud+ Lf aud- Low ref Lr aud+ Lr aud- Navig sig Navigation antenna module (under top center of dash) Nca Of dash) Pnk R aud+ R aud- Radio Radio rear window antenna Rdo fuse 42 15a Red led Rem sig Rf aud+ Rf aud- Right i/p junction block (below right end x4 Rr aud+ Rr aud- Tan Underhood fuse block (left side of engine compt) Vehicle communication interface module (vcim) (behind center of dash) Voice sig W/ one piece liftgate W/o one piece liftgate X12 Radio Wiring Diagram, without Y91 & with UQA (2 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, without Y91 & with UQA (2 of 3) for Chevrolet Suburban K2008 2500: 42 (under center console) audio amplifier 2a1 Ampl cntrl Computer data lines system Drain wire F aud- G301 (under left side of front passenger's seat) Gmlan Gnd Hot at all times I/p fuse block (behind lower left end of dash) Infrared ref Infrared v Inside rearview mirror (isrvm) J202 (in instrument panel harness, in radio connector breakout) J330 L infrared L subwfr+ L subwfr- Lf aud+ Lf aud- Lf spk+ Lf spk- Lr aud+ Lr aud- Nca Pnk R infrared R subwfr+ R subwfr- Rear seat audio (rsa) control Rear seat ent fuse 5a Rem enable Rf aud+ Rf spk+ Rf spk- Right i/p junction block (below x2 right end of dash) Rr aud Rr aud+ Rr aud- Subwoofer speaker Tan Radio Wiring Diagram, without Y91 & with UQA (3 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, without Y91 & with UQA (3 of 3) for Chevrolet Suburban K2008 2500: 71 (in steering column harness) j216 (pins: 6-16 not used) (w/ one piece liftgate) left "d" pillar speaker (w/ one piece liftgate) right "d" pillar speaker 12v 3a1 3a2 Anti-lock brakes system Aud low ref Audio/video adapter Aux vid h Aux video h Body control module (bcm) (behind lower left side of dash) Computer data lines system Cruise control system Drain wire Dvd aud com Dvd aud sh Dvd comm Dvd+ Dvd- Forw Front digital video disc (dvd) display Gmlan Gnd I/p fuse block (behind lower left end of dash) Inflatable restraint steering wheel module coil (except tahoe & escalade: in steering column) Infrared transmitter Infrared+ Infrared- J217 (in steering pnk wheel harness) L aud sig L aux aud L aux vid L dvd+ Left front door speaker Left front tweeter speaker Left rear speaker Nca Nca b+ Nca dvd+ Nca dvd- Nca enable sig Nca gnd Nca video sig Pause Phone Pnk R aud sig R aux aud R aux vid R dvd+ Radio Res sig Rewd Right front door speaker Right front tweeter speaker Right i/p junction block (below right end of dash) Right rear speaker Right steering wheel control switch Signal+ Signal- Srce Tan Transmissions system Video cntrl Video sig Vol dn Vol up Volt Vss Radio Wiring Diagram, without Y91 & with UQS (1 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, without Y91 & with UQS (1 of 3) for Chevrolet Suburban K2008 2500: 64 (base: in instrument panel harness, approximately 12 cm (4.72 in) from inflatable restraint i/p module connector breakout) (below left end of dash) left i/p junction block (escalade & le: in instrument panel harness, 19 cm (7.48 in) before c206 breakout) (pins: 6-16 not used) (top left front of roof) (w/o digital radio) cellular & navigation antenna (top left front of roof) (w/ digital radio) cellular, navigation & digital radio antenna (w/o one piece liftgate) antenna 2a1 Amp fuse 41 30a Ampl cntrl Ant sig Aud sig Cell Cellular & navigation antenna (if equipped) (top left front of roof) Cellular telephone microphone Cellular, navigation & digital radio antenna (top left front of roof) Coax Computer data lines system Digital radio receiver Drain wire G301 (under left side of front passenger's seat) Gmlan Gmlan+ Gmlan- Gnd Gps Green led Hot at all times I/p fuse block (behind lower left end of dash) Info fuse 10a Interior lights system J205 Keypad sig L aud+ L aud- Led cntrl Lf aud+ Lf aud- Low ref Lr aud+ Lr aud- Navig sig Navigation antenna module (under top center of dash) Nca Pnk R aud+ R aud- Radio Radio rear window antenna Rdo fuse 42 15a Rear seat ent fuse 5a Red led Rem sig Rf aud+ Rf aud- Right i/p junction block (below right end of dash) x2 Right i/p junction block (below right end of dash) x4 Rr aud+ Rr aud- Tan Underhood fuse block (left side of engine compt) Vehicle communication interface module (vcim) (behind center of dash) Voice sig W/ one piece liftgate X12 Radio Wiring Diagram, without Y91 & with UQS (2 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, without Y91 & with UQS (2 of 3) for Chevrolet Suburban K2008 2500: 42 (in instrument panel harness, in radio connector breakout) (under center console) audio amplifier Ampl cntrl Computer data lines system Drain wire F aud- G301 (under left side of front passenger's seat) Gmlan Gnd Infrared ref Infrared v Inside rearview mirror (isrvm) J202 J330 L infrared L subwfr+ L subwfr- Lf aud+ Lf aud- Lf spk+ Lf spk- Lr aud+ Lr aud- Lr spk+ Lr spk- Nca Pnk R infrared R subwfr+ R subwfr- Rear seat audio (rsa) control Rem enable Rf aud+ Rf spk+ Rf spk- Rr aud Rr aud+ Rr aud- Rr spk+ Rr spk- Subwoofer speaker Tan Radio Wiring Diagram, without Y91 & with UQS (3 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, without Y91 & with UQS (3 of 3) for Chevrolet Suburban K2008 2500: 75 (in steering column harness) j216 (pins: 1-4 not used) (pins: 8-16 not used) (w/ one piece liftgate) left "d" pillar speaker (w/ one piece liftgate) right "d" pillar speaker 12v 3a1 3a2 Anti-lock brakes system Aud low ref Audio/video adapter Aux vid h Aux video h Body control module (bcm) (behind lower left side of dash) Camera + Camera - Computer data lines system Cruise control system Drain wire Dvd aud com Dvd aud sh Dvd comm Dvd+ Dvd- Forw Front digital video disc (dvd) display Gmlan Gnd I/p fuse block (behind lower left end of dash) Inflatable restraint steering wheel module coil (except tahoe & escalade: in steering column) Infrared transmitter Infrared+ Infrared- J217 (in steering pnk wheel harness) L aud sig L aux aud L aux vid L dvd+ Left front door speaker Left front tweeter speaker Left rear speaker Navigation system (parking assistant circuit) Nca Nca b+ Nca dvd+ Nca dvd- Nca enable sig Nca gnd Nca video sig Pause Phone Pnk R aud sig R aux aud R aux vid R dvd+ Radio Res sig Rewd Right front door speaker Right front tweeter speaker Right i/p junction block (below right end of dash) Right rear speaker Right steering wheel control switch Signal+ Signal- Srce Tan Transmissions system Video cntrl Video sig Vol dn Vol up Volt Vss Radio Wiring Diagram, without Y91 & without UQA & without UQS (1 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, without Y91 & without UQA & without UQS (1 of 3) for Chevrolet Suburban K2008 2500: 60 (base: approximately 12 cm (4.72 in) from inflatable restraint i/p module connector breakout) (escalade & le: approximately 19 cm (7.48 in) before x206 breakout) (below left end of dash) left i/p junction block (pins: 6-16 not used) (top left front of roof) (w/ digital radio) cellular, navigation & digital radio antenna 2a1 Ant sig Antenna Aud sig Cellular & navigation antenna (if equipped) (top left front of roof) Cellular & navigation antenna (w/o digital radio) (top left front of roof) Cellular telephone microphone Cellular, navigation & digital radio antenna (top left front of roof) Coax Computer data lines system Digital radio receiver Drain wire G301 (under left side of front passenger's seat) Gmlan Gmlan+ Gmlan- Gnd Green led Hot at all times I/p fuse block (behind lower left end of dash) Info fuse 10a Interior lights system J205 Keypad sig L aud+ L aud- Led cntrl Lf spk+ Lf spk- Low ref Lr aud+ Lr aud- Navig sig Navigation antenna module (under top center of dash) Nca Pnk R aud+ R aud- Radio Radio rear window antenna Rdo fuse 42 15a Rear seat ent fuse 5a Red led Rem sig Rf spk+ Rf spk- Right i/p junction block (below right end of dash) x4 Rr aud+ Rr aud- Tan Underhood fuse block (left side of engine compt) Vehicle communication interface module (vcim) (behind center of dash) Voice sig W/ one piece liftgate W/o one piece liftgate X12 Radio Wiring Diagram, without Y91 & without UQA & without UQS (2 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, without Y91 & without UQA & without UQS (2 of 3) for Chevrolet Suburban K2008 2500: 21 Computer data lines system Drain wire G301 (under left side of front passenger's seat) Gmlan Gnd Infrared ref Infrared v Inside rearview mirror (isrvm) J330 L infrared Lr aud + Lr aud - Nca Pnk R infrared Rear seat audio (rsa) control Rr aud + Rr aud - Tan W/ rse W/o rse Radio Wiring Diagram, without Y91 & without UQA & without UQS (3 of 3) for Chevrolet Suburban K2008 2500 List of elements for Radio Wiring Diagram, without Y91 & without UQA & without UQS (3 of 3) for Chevrolet Suburban K2008 2500: 69 (in steering column harness) (in steering wheel harness) (pins: 6-16 not used) (w/ one piece liftgate) left "d" pillar speaker (w/ one piece liftgate) right "d" pillar speaker 12v 3a1 3a2 Anti-lock brakes system Aud low ref Audio/video adapter Aux vid h Aux video h Body control module (bcm) (behind lower left side of dash) Computer data lines system Cruise control system Drain wire Dvd aud com Dvd aud sh Dvd comm Dvd+ Dvd- Enable sig F pnk Forw Front digital video disc (dvd) display Gmlan Gnd I/p fuse block (behind lower left end of dash) Inflatable restraint steering wheel module coil (except tahoe & escalade: in steering column) Infrared transmitter Infrared+ Infrared- J217 L aud sig L aux aud L aux vid L dvd+ Left front door speaker Left front tweeter speaker Left rear door speaker Nca Pause Phone Pnk Pnk j216 R aud sig R aux aud R aux vid R dvd+ Radio Res sig Rewd Right front door speaker Right front tweeter speaker Right i/p junction block (below right end of dash) Right rear door speaker Right steering wheel control switch Signal+ Signal- Srce Tan Transmissions system Video cntrl Video sig Vol dn Vol up Volt Vss
SHIFT INTERLOCK Shift Interlock Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Shift Interlock Wiring Diagram for Chevrolet Suburban K2008 2500: 34 (below left end of dash) left i/p junction block 4-speed a/t 6-speed a/t 6.0l (vin y) A/t shift lock control solenoid (on steering column) Automatic transmission Body control module (bcm) (behind lower left side of dash) Brk sw sig Computer data lines system Control solenoid valve assembly Engine control module (ecm) (left side of engine compt) Engine control module (left side of engine compt) Except 6.0l (vin y) Exterior lights system G102 (lower left front of engine) G103 (front of right cylinder head) G200 (right front corner of hvac case) Gmlan hi-spd (+) Gmlan hi-spd (-) Hot at all times Internal mode switch J105 J106 J215 Misc ign fuse 43 10a P/n signal Park/neutral position switch (left side of automatic transmission) Pnk Run/ crank relay Run/crank relay ctrl Start switch Stop lamp switch (top of brake pedal bracket) Tan Underhood fuse block (left side of engine compt)
STARTING/CHARGING Charging Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Charging Wiring Diagram for Chevrolet Suburban K2008 2500: 39 175a 6.ol (vin y) Accessory dc power control module (6.ol (vin y)) Aux hvac-ign fuse 48 10a Auxiliary fuse block Battery current sensor Body control module (bcm) (behind lower left side of dash) Cadillac Charge ind Chg ind Computer data lines system Current sens Data bs Engine control module (ecm) (left side of engine compt) Except 6.ol (vin y) G101 (lower right radiator support) G103 (front of right cylinder head) Gen sig Generator (except 6.ol (vin y)) Gmc & chevrolet Gmlan Hot at all times Hot w/ run/crank relay energized Instrument panel cluster (ipc) Ipc fuse 46 10a J219 (w/ steering wheel heater) Logic Low ref Mega fuse Mega fuse 200a Pnk Red Right battery Service battery charging system Sns sig Tan Underhood fuse block (left side of engine compt) Volt Wake up sig Starting Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Starting Wiring Diagram for Chevrolet Suburban K2008 2500: 36 4 speed a/t 5v ref 6 speed a/t Acc Automatic transmission Automatic transmission internal mode switch (ims) Body control module (bcm) (behind lower left side of dash) Computer data lines system Control solenoid valve assembly Data bs Engine control module (ecm) (left side of engine compt) G101 (lower right radiator support) G102 (lower left front of engine) G103 (front of right cylinder head) G104 (front of left cylinder head) Hot at all times Ignition switch J105 J106 Off P/n sig Park/neutral position (pnp) switch (left side of automatic transmission) Pnk Power distribution system Red Right battery Run Run/crk Start Starter Strt rly Strtr fuse 62 40a Strtr relay Tan Transmission control module (tcm) Underhood fuse block (left side of engine compt)
SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500 List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500: 61 (on steering wheel) inflatable restraint steering wheel module (right side of instrument panel) inflatable restraint i/p module A2 x275 Discriminating sensor signal Driver inflatable restraint seat position sensor (under right front of driver's seat) Driver seat belt buckle (integral to driver's seat belt buckle) Driver seat belt preten- sioner Driver seat belt sw sig Driver seat belt switch G302 (under right side of front passenger's seat) I/p mod stage 1 hi ctrl I/p mod stage 1 lo ctrl I/p mod stage 2 hi ctrl I/p mod stage 2 lo ctrl Ignition 1 voltage Inflatable restraint sensing & diagnostic module (sdm) (under left front seat) Inflatable restraint steering wheel module coil (except tahoe & escalade: in steering column) Inflatable restraint vehicle rollover sensor (w/ head curtain air bag) (under center console) J303 (w/ child presence detector indicator) J305 (bucket seat: approximately 5 cm (1.97 in) in to c303 breakout) (power bucket seat: approximately 3 cm (1.19 in) from recliner motor breakout) (except bucket seat: approximately 12 cm (4.72 in) from seat belt switch breakout) Left front inflatable restraint side impact sensor (sis) (inside left front door) Left inflatable restraint front end sensor (left side of radiator core support) Left rear inflatable restraint side impact sensor (sis) (inside left rear door) Lf roof rail mod hi ctrl Lf roof rail mod lo ctrl Lf side impact sensing mod sig Lh seat belt pretensnr hi ctrl Lh seat belt pretensnr lo ctrl Lh seat pos sens sig Low reference Low spd gmlan serial data Lr roof rail mod hi ctrl Lr roof rail mod lo ctrl Lr side impact sensing mod sig Nca Passenger seat belt buckle (integral to passenger's seat belt buckle) Passenger seat belt preten- sioner Passenger seat belt sw sig Passenger seat belt switch Pin shorting bars engaged when module connector is disconnected from harness (shorting bars are connected between pins: 4-5, 6-7, 8-9, 10-11, 12-13, 14-15, 16-17, 18-19, 20-21 & 22-23) Pnk Rf roof rail mod hi ctrl Rf roof rail mod lo ctrl Rf side impact sensing mod sig Rh seat belt pretensnr hi ctrl Rh seat belt pretensnr lo ctrl Right front inflatable restraint side impact sensor (sis) (inside right front door) Right inflatable restraint front end sensor (right side of radiator core support) Right rear inflatable restraint side impact sensor (sis) (inside right rear door) Rollover sensor high sig Rr roof rail mod hi ctrl Rr roof rail mod lo ctrl Rr side impact sensing mod sig Shorting bar Stage 1 Stage 2 Str wheel mod stage 1 hi ctrl Str wheel mod stage 1 lo ctrl Str wheel mod stage 2 hi ctrl Str wheel mod stage 2 lo ctrl Tan Supplemental Restraints Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500 List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500: 53 6.0l (vin y) Air bag batt fuse 45 15a Air bag ign fuse 40 10a Air bag ind Back light ind Cadillac Chevrolet & gmc Except 6.0l (vin y) G200 (right front corner of hvac case) G302 (under right side of front passenger's seat) Hot at all times Hot in on or start Ign Inflatable restraint front passenger presence system (pps) sensor (below right front seat) Inflatable restraint passenger air bag on/off indicator Inflatable restraint passenger presence system (pps) module (below right front seat) Instrument panel cluster (ipc) J303 (w/ head curtain air bag) J323 Jx200 (upper left corner of the passenger compt, behind the i/p) Jx300 (bottom of driver side "b" pillar, behind trim panel) Left front inflatable restraint roof rail module (near top of left "c" pillar) Left i/p junction block (below left end of dash) Left rear inflatable restraint roof rail module (suburban/utility seat rear) (near top of left "d" pillar) Lo spd gmlan serial data Logic Low reference Low spd gmlan serial data Off ind On ind Pass air bag off ind ctrl Pass air bag on ind ctrl Pass seat belt ind Passenger inflatable restraint seat belt tension sensor Passenger seat belt buckle (integral to passenger's seat belt buckle) Passenger seat belt ind Pnk Right "d" pillar) Right front inflatable restraint roof rail module (near top of right "c" pillar) Right rear inflatable restraint roof rail module (suburban/utility seat rear) (near top of Seat belt ind Sensor signal Serial data Shorting bar Tan Underhood fuse block (left side of engine compt) Voltage reference X1 a1 X1 n5 X11 X2 p1 X4 d4 X5 g2
TRANSMISSION Transfer Case Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Transfer Case Wiring Diagram for Chevrolet Suburban K2008 2500: 80 (behind upper left end of dash) g201 (below left end of dash) (in instrument panel harness, at x103 breakout) (in instrument panel harness, in transfer case shift control module connector breakout) j207 2 hi ind ctrl 2-hi ind 2wd 4 hi 4 lo 4-hi ind 4-lo ind 4h ind ctrl 4l ind ctrl 4wd indicator lamp 5 vol ref 5v ref 8 vol ref Auto 4wd ind Aux hvac-ign fuse 48 10a Awd Awd ind ctrl Axle actuator ctrl Axle sw sig Body control module (bcm) (behind lower left side of dash) Brake control Cadillac Computer data lines system Encoder Encoder sig Front axle actuator (0n front axle housing) Front hi sig Front lo sig Front propshaft speed sensor (on left side of transfer case) G102 (lower left front of engine) G200 (right front corner of hvac case) Gmc/ chevrolet Gnd Ground distribution system Hot at all times Hot w/ run/crnk relay energized Ign vol Ign volt Illumination Instrument panel cluster (ipc) Interior lights system J105 J113 J127 (except 6.2l) J200 J219 (w/ heated steering wheel) Left i/p junction block Lock sol ctrl Logic Low ref Misc ign fuse 43 10a Motor ctrl a Motor ctrl b Nca Neut Neutral ind Neutral ind ctrl Pnk Power distribution system Rear hi sig Rear lo sig Rear propshaft speed sensor (on transfer case extension housing) Sens sig Serial data bus + Serial data bus - Shift motor Sw sig Tan Trans ign1 fuse 19 15a Transfer case 2/4 wheel drive actuator position sensor Transfer case encoder motor (left side of transfer case) Transfer case shift control module (below left end of dash) Transfer case shift control switch Trec fuse 67 30a Underhood fuse block (left side of engine compt) Wake up sig
5.3L VIN 0 5.3L VIN 0, A/T Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN 0, A/T Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500: 48 1-2 shift sol 2-3 shift sol 3-2 shift sol 4wd Brake sw sig Computer data lines system Except 4wd Exterior lights system G103 (front of right cylinder head) Gnd Hot at all times Hot w/ run/crank relay energized Ign vol Iss sig J106 J127 Left i/p junction block (below x1 left side of dash) Low ref Misc ign fuse 43 10a P/n Park/neutral position (pnp) switch (left side of automatic transmission) Pc sol vlv hi ctrl Pc sol vlv low ctrl Pnk Power distribution system Pressure sw sig a Pressure sw sig b Pressure sw sig c Replicated tos sig Serial data bus + Serial data bus - Stop lamp switch (top of brake pedal bracket) Sw sig a Sw sig b Sw sig c Sw sig p Tan Tcc pwm sol Tcc sol vlv ctrl Tcm-batt fuse 14 15a Tft sens sig Trans ign1 fuse 19 15a Transmission control module (tcm) (left side of engine compt) Underhood fuse block (left side of engine compt) Vehicle speed sensor (vss) (right rear of transmission) Vss hi sig Vss low sig Wake up serial data 5.3L VIN 0, A/T Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN 0, A/T Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500: 37 1-2 shift solenoid valve 2-3 shift solenoid (ss) valve 3-2 shift solenoid (ss) valve Automatic transmission Automatic transmission fluid pressure manual valve position switch Automatic transmission fluid temperature (tft) sensor Automatic transmission shift lever Body control module (bcm) (behind lower left side of dash) Computer data lines system Engine control module (ecm) (left side of engine compt) G201 (behind upper left end of dash) Hi spd gmlan + Hi spd gmlan - Ign Input speed sensor (iss) Instrument panel cluster (ipc) J116 J126 J217 Lo spd gmlan Logic Mil ind Mil ind ctrl Nca Park/neutral sig Pnk Pressure control (pc) solenoid valve Prnd321 Red Replicated tos sign Rev Tan Torque converter clutch (tcc) pulse width modulation (pwm) solenoid valve Torque converter clutch (tcc) solenoid valve Tow/ haul ind Tow/haul sw sig Tow/haul switch
5.3L VIN 3 5.3L VIN 3, A/T Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN 3, A/T Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500: 48 1-2 shift sol 2-3 shift sol 3-2 shift sol 4wd Brake sw sig Computer data lines system Except 4wd Exterior lights system G103 (front of right cylinder head) Gnd Hot at all times Hot w/ run/crank relay energized Ign vol Iss sig J106 J127 Left i/p junction block (below x1 left side of dash) Low ref Misc ign fuse 43 10a P/n Park/neutral position (pnp) switch (left side of automatic transmission) Pc sol vlv hi ctrl Pc sol vlv low ctrl Pnk Power distribution system Pressure sw sig a Pressure sw sig b Pressure sw sig c Replicated tos sig Serial data bus + Serial data bus - Stop lamp switch (top of brake pedal bracket) Sw sig a Sw sig b Sw sig c Sw sig p Tan Tcc pwm sol Tcc sol vlv ctrl Tcm-batt fuse 14 15a Tft sens sig Trans ign1 fuse 19 15a Transmission control module (tcm) (left side of engine compt) Underhood fuse block (left side of engine compt) Vehicle speed sensor (vss) (right rear of transmission) Vss hi sig Vss low sig Wake up serial data 5.3L VIN 3, A/T Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN 3, A/T Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500: 37 1-2 shift solenoid valve 2-3 shift solenoid (ss) valve 3-2 shift solenoid (ss) valve Automatic transmission Automatic transmission fluid pressure manual valve position switch Automatic transmission fluid temperature (tft) sensor Automatic transmission shift lever Body control module (bcm) (behind lower left side of dash) Computer data lines system Engine control module (ecm) (left side of engine compt) G201 (behind upper left end of dash) Hi spd gmlan + Hi spd gmlan - Ign Input speed sensor (iss) Instrument panel cluster (ipc) J116 J126 J217 Lo spd gmlan Logic Mil ind Mil ind ctrl Nca Park/neutral sig Pnk Pressure control (pc) solenoid valve Prnd321 Red Replicated tos sign Rev Tan Torque converter clutch (tcc) pulse width modulation (pwm) solenoid valve Torque converter clutch (tcc) solenoid valve Tow/ haul ind Tow/haul sw sig Tow/haul switch
5.3L VIN J 5.3L VIN J, A/T Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN J, A/T Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500: 48 1-2 shift sol 2-3 shift sol 3-2 shift sol 4wd Brake sw sig Computer data lines system Except 4wd Exterior lights system G103 (front of right cylinder head) Gnd Hot at all times Hot w/ run/crank relay energized Ign vol Iss sig J106 J127 Left i/p junction block (below x1 left side of dash) Low ref Misc ign fuse 43 10a P/n Park/neutral position (pnp) switch (left side of automatic transmission) Pc sol vlv hi ctrl Pc sol vlv low ctrl Pnk Power distribution system Pressure sw sig a Pressure sw sig b Pressure sw sig c Replicated tos sig Serial data bus + Serial data bus - Stop lamp switch (top of brake pedal bracket) Sw sig a Sw sig b Sw sig c Sw sig p Tan Tcc pwm sol Tcc sol vlv ctrl Tcm-batt fuse 14 15a Tft sens sig Trans ign1 fuse 19 15a Transmission control module (tcm) (left side of engine compt) Underhood fuse block (left side of engine compt) Vehicle speed sensor (vss) (right rear of transmission) Vss hi sig Vss low sig Wake up serial data 5.3L VIN J, A/T Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500 List of elements for 5.3L VIN J, A/T Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500: 37 1-2 shift solenoid valve 2-3 shift solenoid (ss) valve 3-2 shift solenoid (ss) valve Automatic transmission Automatic transmission fluid pressure manual valve position switch Automatic transmission fluid temperature (tft) sensor Automatic transmission shift lever Body control module (bcm) (behind lower left side of dash) Computer data lines system Engine control module (ecm) (left side of engine compt) G201 (behind upper left end of dash) Hi spd gmlan + Hi spd gmlan - Ign Input speed sensor (iss) Instrument panel cluster (ipc) J116 J126 J217 Lo spd gmlan Logic Mil ind Mil ind ctrl Nca Park/neutral sig Pnk Pressure control (pc) solenoid valve Prnd321 Red Replicated tos sign Rev Tan Torque converter clutch (tcc) pulse width modulation (pwm) solenoid valve Torque converter clutch (tcc) solenoid valve Tow/ haul ind Tow/haul sw sig Tow/haul switch
6.0L VIN K 6.0L VIN K, A/T Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500 List of elements for 6.0L VIN K, A/T Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500: 70 (front of right cylinder head) g103 Accy volt Automatic transmission Automatic transmission fluid temperature (tft) sensor Aux hvac- ign fuse 48 10a Brake sw sig Cadillac Computer data lines system Control solenoid valve assembly Engine control module (left side of engine compt) Exterior lights system G201 (behind upper left end of dash) Gmc/chevrolet Gmlan serial data bus + Gmlan serial data bus - Gnd Ground distribution system Hot at all times Hot w/ run/crnk relay energized Ign Ign vol Ign voltage Instrument panel cluster (ipc) J104 (in engine harness, approximately 15 cm (5.91 in) from engine control module connector breakout) J106 J219 (w/ heated steering wheel) Left i/p junction block (below left end of dash) Left i/p junction block (below left side of dash) Logic Low reference Mil ctrl Mil ind Misc ign fuse 43 10a Park/neutral sig Pc solenoid 1 control Pc solenoid 2 control Pc solenoid 3 control Pc solenoid 4 control Pc solenoid 5 control Pc solenoid high control Pnk Power distribution system Pressure control (pc) solenoid valve 1 Pressure control (pc) solenoid valve 2 Pressure control (pc) solenoid valve 3 Pressure control (pc) solenoid valve 4 Pressure control (pc) solenoid valve 5 Replicated tos sig Serial data bus + Serial data bus - Shift solenoid (ss) 1 control Shift solenoid (ss) 2 control Shift solenoid (ss) valve 1 Shift solenoid (ss) valve 2 Stop lamp switch (top of brake pedal bracket) Tan Tcm-batt fuse 14 10a To control solenoid valve assembly (diagram 2 of 2) Torque converter clutch (tcc) pressure control (pc) solenoid valve Torque converter clutch pressure control solenoid control Tow/ haul ind Trans ign1 fuse 19 15a Transmission control module (tcm) Transmission fluid temperature (tft) sensor signal Underhood fuse block (left side of engine compt) Wakeup serial data X1 pnk X2 p3 X5 b1 X5 g4 pnk 6.0L VIN K, A/T Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500 List of elements for 6.0L VIN K, A/T Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500: 45 (below left end of dash) (auto 4x4) transfer case shift control module (diagram 1 of 2) 12v Accessory wake up serial data Automatic transmission Automatic transmission fluid pressure (tfp) manual valve position switch Automatic transmission internal mode switch (ims) Automatic transmission manual shift switch Automatic transmission shift lever Body control module (behind lower left side of dash) Computer data lines system Control solenoid valve assembly Cruise control system From automatic transmission a Ftp switch 1 voltage Ftp switch 3 voltage Ftp switch 4 voltage Ftp switch 5 voltage G201 (behind upper left end of dash) Gmlan serial data bus + Gmlan serial data bus - Ground Input speed sensor (iss) Input speed sensor (iss) signal J127 J207 (auto 4x4) (in instrument panel harness, in transfer case shift control module connector breakout) J216 J217 Nca Output speed sensor (oss) Output speed sensor (oss) signal Pnk Red Start Tan Tap up/ tap down sw sig Tow/ haul sw sig Tow/ haul switch Transmission control module (tcm) Transmission range switch sig a Transmission range switch sig b Transmission range switch sig c Transmission range switch sig p X1 pnk X3 tan
6.0L VIN Y 6.0L VIN Y, A/T Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500 List of elements for 6.0L VIN Y, A/T Wiring Diagram (1 of 2) for Chevrolet Suburban K2008 2500: 48 1-2 shift sol 2-3 shift sol 3-2 shift sol 4wd Brake sw sig Computer data lines system Except 4wd Exterior lights system G103 (front of right cylinder head) Gnd Hot at all times Hot w/ run/crank relay energized Ign vol Iss sig J106 J127 Left i/p junction block (below x1 left side of dash) Low ref Misc ign fuse 43 10a P/n Park/neutral position (pnp) switch (left side of automatic transmission) Pc sol vlv hi ctrl Pc sol vlv low ctrl Pnk Power distribution system Pressure sw sig a Pressure sw sig b Pressure sw sig c Replicated tos sig Serial data bus + Serial data bus - Stop lamp switch (top of brake pedal bracket) Sw sig a Sw sig b Sw sig c Sw sig p Tan Tcc pwm sol Tcc sol vlv ctrl Tcm-batt fuse 14 15a Tft sens sig Trans ign1 fuse 19 15a Transmission control module (tcm) (left side of engine compt) Underhood fuse block (left side of engine compt) Vehicle speed sensor (vss) (right rear of transmission) Vss hi sig Vss low sig Wake up serial data 6.0L VIN Y, A/T Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500 List of elements for 6.0L VIN Y, A/T Wiring Diagram (2 of 2) for Chevrolet Suburban K2008 2500: 37 1-2 shift solenoid valve 2-3 shift solenoid (ss) valve 3-2 shift solenoid (ss) valve Automatic transmission Automatic transmission fluid pressure manual valve position switch Automatic transmission fluid temperature (tft) sensor Automatic transmission shift lever Body control module (bcm) (behind lower left side of dash) Computer data lines system Engine control module (ecm) (left side of engine compt) G201 (behind upper left end of dash) Hi spd gmlan + Hi spd gmlan - Ign Input speed sensor (iss) Instrument panel cluster (ipc) J116 J126 J217 Lo spd gmlan Logic Mil ind Mil ind ctrl Nca Park/neutral sig Pnk Pressure control (pc) solenoid valve Prnd321 Red Replicated tos sign Rev Tan Torque converter clutch (tcc) pulse width modulation (pwm) solenoid valve Torque converter clutch (tcc) solenoid valve Tow/ haul ind Tow/haul sw sig Tow/haul switch
TRUNK, TAILGATE, FUEL DOOR Liftgate Release Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Liftgate Release Wiring Diagram for Chevrolet Suburban K2008 2500: 41 (not used) (on right "d" pillar) g402 Bcm fuse 10a Body control module (bcm) (behind lower left side of dash) Cadillac Chevrolet/gmc Computer data lines system Connector adapter Dim fuse 10a Driver information center (dic) Edgate rly Edgate volt G402 (on right "d" pillar) Gmlan Hot at all times I/p fuse block (behind lower left end of dash) Instrument panel cluster (ipc) J902 (approximately 22 cm from liftgate latch assembly breakout) J903 J906 L/gate cntrl L/gate pcb relay L/gate relse fuse 44 15a L/glass ctrl L/glass sig L/glss ctrl 2 Liftgate handle switch Liftgate latch assembly (bottom center of liftgate) Liftgate sw Liftgate window ajar switch Liftgate window latch assembly Liftgate window release actuator Liftglass release switch Logic Nca Pnk Rear window wiper motor Rr open sw Tan Underhood fuse block (left side of engine compt) Wiper/ washer system Power Liftgate Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Power Liftgate Wiring Diagram for Chevrolet Suburban K2008 2500: 43 (in liftgate harness, 7 cm from liftgate latch assembly breakout) (on right "d" pillar) g402 (right front corner of hvac case) g200 Ajar sw Computer data lines system Gmlan Grd Hot at all times I/p fuse block (behind lower left end of dash) Interior liftgate control switch Interior lights system J323 J400 J904 Latch mtr Left liftgate object sensor (on left edge of liftgate) Lgm fuse 71 30a Liftgate close switch (bottom right side of lift gate) Liftgate handle switch Liftgate latch assembly (bottom center of liftgate) Liftgate motor assembly (left rear of cargo area, behind trim panel) Low ref Mtr close Mtr diseng Mtr engage Mtr open Nca Obj sns 2 Obs det fuse 10a Open sw Opn/clse sw Pawl sw Pos sns 1 Pos sns 2 Power liftgate module (left rear of cargo area, behind trim panel) Ratchet sw Right liftgate object sensor (on right edge of liftgate) Sector sw Sw open sig Sw signal Tan Underhood fuse block (left side of engine compt) Wiper/washer system Retractable Running Boards Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Retractable Running Boards Wiring Diagram for Chevrolet Suburban K2008 2500: 27 10 volt ref Assist step control module (under left center of vehicle) Batt Cadillac Chevrolet/gmc Computer data lines system Disable signal Elec run board fuse 65 30a G110 (left rear of engine compt) G201 (behind upper left end of dash) Gmlan serial Ground Hot at all times I/p multifunction switch J201 L ctrl extend L ctrl retract Left running board (under left side of vehicle) Low reference Pnk R ctrl extend R ctrl retract Right running board (under right side of vehicle) Sens left sig Sens right sig Tan Underhood fuse block (left side of engine compt)
WARNING SYSTEMS Warning Systems Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Warning Systems Wiring Diagram for Chevrolet Suburban K2008 2500: 69 (bucket seat: approximately 5 cm (1.97 in) in to x303 breakout) (power bucket seat: approximately 3 cm (1.19 in) from recliner motor breakout) (except bucket seat: approximately 12 cm (4.72 in) from seat belt switch breakout) 450 (or 451) Auto Bcm fuse 10a Body control module (bcm) (behind lower left side of dash) Brake fluid level switch (left side of brake fluid reservoir) Brake ind Bus (+) Bus (-) Cadillac Chevrolet/gmc Computer data lines system Dim fuse 10a Dlis fuse 35 2a Driver door latch assembly (rear of left front door) Driver door lock/window switch Driver seat belt buckle (integral to driver's seat belt buckle) Driver seat belt switch G103 (front of right cylinder head) G201 (behind upper left end of dash) G303 (near base of left "b" pillar) G304 (near base of right "b" pillar) Gmlan Gmlan lo-spd serial data Gnd Hdlp off sig Hdlp on sig Head Headlamp & panel dimmer switch Hot at all times I/p fuse block (behind lower left end of dash) Ign Ignition switch Inflatable restraint sensing & diagnostic module (sdm) (under left front seat) Instrument panel cluster (ipc) Is lamps fuse 10a J201 J305 Key in switch Left i/p junction block Left i/p junction block (below left end of dash) Left rear door latch assembly (rear of left rear door) Left seat belt sw Lf ajar sig Lf open sig Logic Low ref Low tire pressure ind Lr ajar sw Nca Off Park Park brake switch (on park brake assembly) Passenger door latch assembly (rear of right front door) Passenger door lock/window switch Passenger seat belt buckle (integral to passenger's seat belt buckle) Passenger seat belt switch Pnk Prk bke sw Prk lp sig Radio Rf ajar sig Right rear door latch assembly (rear of right rear door) Right seat belt sw Rr ajar sw Seat belt ind Stop lamps fuse 15a Tan Underhood fuse block (left side of engine compartment)
WIPER/WASHER Front Wiper/Washer Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Front Wiper/Washer Wiring Diagram for Chevrolet Suburban K2008 2500: 51 Batt + Body control module (bcm) (behind lower left side of dash) Cadillac Chevrolet/gmc Ctsy fuse 15a Except hybrid w/o 10 series, front Fog lamps & w/ turn signal lamp Frt wash fuse 7 15a Frt wash pcb relay Frt wiper sw hi sig Frt wpr fuse 36 25a G100 (lower left radiator support) G101 (lower right radiator support) G102 (lower left front of engine) G201 (behind upper Hot at all times Hybrid w/ 10 series, front fog Hybrid w/o 10 series, front fog I/p fuse block (behind lower left end of dash) Instrument panel cluster (ipc) J100 J101 J105 J190 J190 (w/ 10 series, front fog lamps & turn signal lamp) Lamps & turn signal lamp Left end of dash) Left i/p junction block (below left end of x1 dash) Logic Low ref Mist Mtr park sw sig Off Pnk Pulse Tan Turn signal/ multi-function switch Underhood fuse block (left side of engine compt) Washer rly sig Washer sw sig Washer switch Windshield washer fluid level switch (in washer fluid reservoir) Windshield washer fluid pump (in washer fluid reservoir) Windshield washer solvent heater circuit Windshield wiper motor (left rear of engine compt) Wiper 1 pcb relay Wiper 2 pcb relay Wiper sw hi sig Wiper sw lo sig Wiper switch Wndshld wiper sw sig 2 Moisture Sensor Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Moisture Sensor Wiring Diagram for Chevrolet Suburban K2008 2500: 31 (behind lower left side of dash) body control module (bcm) (or 450) 2a2 2a3 2a4 2b6 Bcm fuse 10a Corner of hvac case) G103 (front of right cylinder head) G200 (right front Gnd Grd Hot at all times I/p fuse block (behind lower left end of dash) J106 (6.0l (vin y)) J203 J208 Outside moisture sensor signal Power distribution system Right i/p junction block (below right end of dash) Sig 1 Sig 2 Sw ctrl Tan Transfer case shift control switch Volt W/ moisture sensitive windshield pulse & rear window intermittent & w/o auto 4x4 W/ moisture sensitive windshield pulse & w/o rear window intermittent & auto 4x4 W/ moisture sensitive windshield pulse, auto 4x4 & w/o rear window intermittent W/ moisture sensitive windshield pulse, rear window intermittent & auto 4x4 Windshield ouside moisture sensor (mounted to windshield, near inside rearview mirror) Rear Wiper/Washer Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Rear Wiper/Washer Wiring Diagram for Chevrolet Suburban K2008 2500: 40 Ajar sw sig Body control module (bcm) (behind lower left side of dash) G101 (lower right radiator support) G102 (lower G402 (on right "d" pillar) Ground Hot at all times I/p fuse block (behind lower left end of dash) J101 J105 J208 (approximately 7 cm (2.76 in) from headlight & panel dimmer switch breakout) J902 (in liftgate harness, approximately 22 cm from liftgate latch assembly breakout) J903 L/gate cntrl L/gate sig L/glass sig Left front of eng) Liftgate latch assembly Logic Nca Power distribution system Power liftgate module (left rear of cargo area, behind trim panel) Rear wash fuse 23 15a Rear wash pcb relay Rear window intermittent, moisture sensitive windshield & auto 4x4 Rear window intermittent, w/ moisture sensitive windshield & rear window intermittent w/ auto 4x4 Rear window washer fluid pump (in washer fluid reservoir) Rear window wiper motor (center of liftgate) Rear wpr fuse 25a Release ctrl Release ctrl 2 Rr wpr volt Sw sig Tan Trunk, tailgate, fuel doors system Turn signal/ multi-function switch Underhood fuse block (left side of engine compt) W/ power liftgate W/ rear window intermittent W/o power liftgate Windshield Washer Solvent Heater Wiring Diagram for Chevrolet Suburban K2008 2500 List of elements for Windshield Washer Solvent Heater Wiring Diagram for Chevrolet Suburban K2008 2500: 25 Batt + Body control module (bcm) (behind lower left side of dash) Cadillac Chevrolet/gmc Front wiper/ washer circuit G110 (left rear of engine compt) G201 (behind upper left end of dash) Gnd Hot at all times I/p multi-function switch Ign iii Interior lights system J201 Left i/p junction block (below left end of dash) Nca Pnk Underhood fuse block (left side of engine compt) Washer fld htd crtl sw Washer fluid heater control switch led Windshield washer solvent heater (left rear corner of engine compt) Windshield washer solvent heater switch Windshield washer sw sig Wndshld washer sw sig Wsw/htr fuse 66 60a X1 e1
