All Wiring Diagrams for GMC Cutaway G2012 3500 model

AIR CONDITIONING

Manual A/C Wiring Diagram, Cargo Van (1 of 3) for GMC Cutaway G2012 3500

List of elements for Manual A/C Wiring Diagram, Cargo Van (1 of 3) for GMC Cutaway G2012 3500:

• (behind right kick panel) g304
• (behind right side of dash, on hvac) air temperature actuator
• A/c
• Bi-lev
• Blower motor (on right rear of engine compt, on evaporator case)
• Blower motor relay
• Blower motor resistor assembly (at right rear of engine compt, on evaporator case)
• Body fuse block (under left front seat)
• Def
• Defogger control ind
• Defogger switch
• Defogger system
• F2 x1
• Floor
• Front auxiliary hvac control assembly
• Frt blwr fuse 74 40a
• G102 (6.6l: left front lower side of engine block) (4.8l, 5.3l & 6.0l: on left rear of engine) (4.3l: right rear of engine)
• G102 (left front lower side of engine block)
• G348
• Hot at all times
• Hot w/ run relay k1 energized
• Hvac 1 fuse 14 20a
• Hvac 2 fuse 13 10a
• Hvac cntrl fuse 25 10a
• Hvac control assembly
• Interior lights system
• J102
• J249
• J314
• Logic
• Max a/c
• Med
• Mix-blend
• Off
• Rear blwr fuse 29 30a
• Red
• Splice block jx348 (attached to lower right "b" pillar part of g348)
• Tan
• Underhood fuse block (on left side of engine compt)
• Vacuum pump (6.6l) (right front of engine compt, under battery)
• Vent
• W/ electric rear window defogger & power mirrors
• X100
• X205
• X407
• X409

Manual A/C Wiring Diagram, Cargo Van (2 of 3) for GMC Cutaway G2012 3500

List of elements for Manual A/C Wiring Diagram, Cargo Van (2 of 3) for GMC Cutaway G2012 3500:

• (attached to left inner frame rail, near fuel pump assembly) coolant heater fuel pump
• (behind left kick panel) g302
• (in rear hvac harness, 13 cm from auxiliary blower motor connector breakout) j405
• (right front of engine compt, attached to bottom of coolant surge tank) (6.6l) engine coolant level switch
• (w/o rv upfitter: in body harness, 31 cm from x304 breakout) (w/ rv upfitter: in body harness, 32 cm from x308 breakout)
• 5v ref
• A/c low pressure switch (on side of accumulator)
• Auxiliary air temperature actuator
• Auxiliary blower motor (on auxiliary hvac)
• Auxiliary blower motor high speed relay (left rear of passenger compt, attached to hvac module)
• Auxiliary blower motor low speed relay (left rear of passenger compt, attached to auxiliary hvac module)
• Auxiliary blower motor medium speed relay (left rear of passenger compt, attached to auxiliary hvac module)
• Auxiliary blower motor resistor (on auxiliary heater motor)
• Auxiliary mode actuator
• Batt +
• Computer data lines system
• Coolant heater (6.6l w/ auxiliary fuel fired heater) (attached to the left front inner frame rail)
• Coolant heater air temperature sensor
• Coolant heater blower motor
• Coolant heater combustion sensor
• Coolant heater control module
• Coolant heater glow plug
• Coolant heater overheat temperature sensor
• Coolant heater temperature sensor
• Coolant level sw sig
• Driver information center (dic) display
• Engine coolant temperature gauge
• Foh mdl fuse 35 15a
• Fuel pump
• G400 (on inner left rear frame rail)
• G402 (on top of
• Gnd
• Hot at all times
• Instrument panel cluster (ipc)
• J244
• J308 (w/o rv upfitter: in body harness, 5 cm from x304 breakout) (w/ rv upfitter: in body harness, 22 cm from x308 breakout)
• J310
• J311 (w/o rv upfitter: in body harness, 41 cm from x304 breakout) (w/ rv upfitter: in body harness, 22 cm from x308 breakout)
• J402
• J411
• J412 (in rear hvac harness, 20 cm from auxiliary blower motor connector breakout)
• J413 (in rear hvac harness, 24 cm from auxiliary blower motor breakout)
• Left "d" pillar)
• Logic
• Low ref
• Low spd gmlan serial data
• Provisional
• Serial +
• Serial -
• Serial data
• Tan
• Underhood fuse block (on left side of engine compt)
• Volt
• X100
• X305
• X319
• X407

Manual A/C Wiring Diagram, Cargo Van (3 of 3) for GMC Cutaway G2012 3500

List of elements for Manual A/C Wiring Diagram, Cargo Van (3 of 3) for GMC Cutaway G2012 3500:

• (4.3l: at left front of engine) (4.8l, 5.3l & 6.0l: at lower right front of engine) (6.6l: top front of engine) a/c compressor clutch
• (engine chassis harness, 4 cm from engine control module (ecm) x1 breakout) j145
• (in chassis harness, 15 cm from coolant heater breakout) j119
• + - gmlan data
• 12v ref
• 4.3l
• 4.8l, 5.3l & 6.0l
• 5v ref
• 5v ref 1
• 6.6l
• A/c cmprsr fuse 18 15a
• A/c cmprsr relay 40
• A/c refrigerant pressure sensor
• A/c request sig
• Body control module (bcm) (behind lower right side of dash)
• Clutch rly ctrl
• Computer data lines system
• Cooling fan assembly (6.6l) (behind radiator)
• Ctrl spd sig
• Electronic brake control module (ebcm) (on left frame rail, near center of vehicle)
• Engine control module (ecm)
• Engine coolant temperature (ect) sensor (4.8l, 5.3l & 6.0l: at left front of engine) (4.3l: on left side of engine) (6.6l turbo: top of engine, near thermostat housing)
• Except 6.6l
• Fan cltch (ev) fuse 63 10a
• G102 (6.6l: left front lower side of the engine block) (4.8l, 5.3l & 6.0l: on left rear of engine) (4.3l: right rear of engine)
• Gmlan (+)
• Gmlan (-)
• Hot at all times
• Hot w/ pwr/trn relay 49 energized
• J102
• Low ref
• Pnk
• Press sens
• Sens sig
• Serial data
• Speed sig
• Tan
• Underhood fuse block (on left side of engine compt)
• W/ auxiliary fuel fired heater
• W/o auxiliary fuel fired heater
• X100
• X101
• X111
• X142

Manual A/C Wiring Diagram, Passenger Van (1 of 3) for GMC Cutaway G2012 3500

List of elements for Manual A/C Wiring Diagram, Passenger Van (1 of 3) for GMC Cutaway G2012 3500:

• (19 cm from x303 breakout)
• (39 cm from x303 breakout)
• (64 cm from x303 breakout)
• (behind right kick panel) g304
• (behind right side of dash, on hvac) air temperature actuator
• (in upfitter hvac control harness, 88 cm from x303 breakout)
• A/c
• Auxiliary hvac control processor (w/ rv upfitter & swb passenger) (center front of headliner)
• Bi-lev
• Blower motor (on right rear of engine compt, on evaporator case)
• Blower motor relay
• Blower motor resistor assembly (at right rear of engine compt, on evaporator case)
• Body fuse block (under left front seat)
• Def
• Defogger ind
• Defogger switch
• Defogger system
• F2 x1
• Floor
• Front auxiliary hvac control assembly
• Frt blwr fuse 74 40a
• Frt dual mod sig
• Frt temp dual sig
• G102 (6.6l: left front lower side of engine block) (4.8l, 5.3l & 6.0l: on left rear of engine) (4.3l: right rear of engine)
• G102 (left front lower side of engine block)
• G348
• G401 (on top of right "d" pillar)
• Gnd
• Hot at all times
• Hot w/ run relay k1 energized
• Hvac 1 fuse 14 20a
• Hvac 2 fuse 13 10a
• Hvac cntrl fuse 25 10a
• Hvac control assembly
• Ign
• Interior lights system
• J102
• J249
• J305
• J306
• J307
• J314
• J330
• J354
• Logic
• Max a/c
• Med
• Mix blend
• Mix blend def
• Off
• Rear
• Rear auxiliary hvac control assembly
• Rear blwr fuse 29 30a
• Rear dual sig ctrl rear dual ctrl enable sig
• Rear mod mtr sig
• Red
• Rr air temp mtr ctrl
• Rr dual logic mod sig
• Rr dual logic temp sig
• Splice block jx348 (attached to lower right "b" pillar part of g348)
• Tan
• Underhood fuse block (on left side of engine compt)
• Vacuum pump (6.6l) (right front of engine compt, under battery)
• Vent
• W/ electric rear window defogger & power mirrors
• W/ rv upfitter
• W/o rv upfitter
• X100
• X205
• X407
• X409
• X420

Manual A/C Wiring Diagram, Passenger Van (2 of 3) for GMC Cutaway G2012 3500

List of elements for Manual A/C Wiring Diagram, Passenger Van (2 of 3) for GMC Cutaway G2012 3500:

• (attached to left
• (attached to left inner frame rail, near fuel pump assembly) coolant heater fuel pump
• (behind left kick panel) g302
• (in rear hvac harness, 13 cm from auxiliary blower motor connector breakout) j405
• (right front of engine compt, attached to bottom of coolant surge tank) (6.6l) engine coolant level switch
• (w/ rv upfitter: in body harness, 22 cm from x308 breakout)
• (w/ rv upfitter: in body harness, 32 cm from x308 breakout)
• 5v ref
• A/c low pressure switch (on side of accumulator)
• Auxiliary air temperature actuator
• Auxiliary blower motor (on auxiliary hvac)
• Auxiliary blower motor high speed relay (left rear of passenger compt, attached to hvac module)
• Auxiliary blower motor low speed relay (left rear of passenger compt, attached to auxiliary hvac module)
• Auxiliary blower motor medium speed relay (left rear of passenger compt, attached to auxiliary hvac module)
• Auxiliary blower motor resistor assembly (on auxiliary heater motor)
• Auxiliary mode actuator
• Batt +
• Computer data lines system
• Coolant heater (6.6l w/ auxiliary fuel fired heater)
• Coolant heater air temperature sensor
• Coolant heater blower motor
• Coolant heater combustion sensor
• Coolant heater control module
• Coolant heater glow plug
• Coolant heater overheat temperature sensor
• Coolant heater temperature sensor
• Coolant level sw sig
• Driver information center (dic) display
• Engine coolant temperature gauge
• Foh mdl fuse 35 15a
• Front inner frame rail)
• Fuel pump
• G400 (on inner left rear frame rail)
• G402 (on top of
• Gnd
• Hot at all times
• Instrument panel cluster (ipc)
• J244
• J308 (w/o rv upfitter: in body harness, 5 cm from x304 breakout) (w/ rv upfitter: in body harness, 22 cm from x308 breakout)
• J310
• J311
• J402
• J411
• J412 (in rear hvac harness, 20 cm from auxiliary blower motor connector breakout)
• J413 (in rear hvac harness, 24 cm from auxiliary blower motor breakout)
• Left "d" pillar)
• Logic
• Low ref
• Low spd gmlan serial data
• Provisional
• Serial +
• Serial -
• Serial data
• Tan
• Underhood fuse block (on left side of engine compt)
• Volt
• X100
• X205
• X305
• X319
• X407

Manual A/C Wiring Diagram, Passenger Van (3 of 3) for GMC Cutaway G2012 3500

List of elements for Manual A/C Wiring Diagram, Passenger Van (3 of 3) for GMC Cutaway G2012 3500:

• (4.3l: at left front of engine) (4.8l, 5.3l & 6.0l: at lower right front of engine) (6.6l: top front of engine) a/c compressor clutch
• (engine chassis harness, 4 cm from engine control module (ecm) x1 breakout) j145
• (in chassis harness, 15 cm from coolant heater breakout) j119
• + gmlan data
• 12v ref
• 4.3l
• 4.8l, 5.3l & 6.0l
• 5v ref
• 5v ref 1
• 6.6l
• A/c cmprsr fuse 18 15a
• A/c cmprsr relay 40
• A/c refrigerant pressure sensor
• A/c request sig
• Body control module (bcm) (behind lower right side of dash)
• Clutch rly ctrl
• Computer data lines system
• Cooling fan assembly (6.6l) (behind radiator)
• Ctrl spd sig
• Electronic brake control module (ebcm) (on left frame rail, near center of vehicle)
• Engine control module (ecm)
• Engine coolant temperature (ect) sensor (4.8l, 5.3l & 6.0l: at left front of engine) (4.3l: on left side of engine) (6.6l: top of engine, near thermostat housing)
• Except 6.6l
• Fan cltch (ev) fuse 63 10a
• G102 (6.6l: left front lower side of the engine block) (4.8l, 5.3l & 6.0l: on left rear of engine) (4.3l: right rear of engine)
• Gmlan (+)
• Gmlan (-)
• Hot at all times
• Hot w/ pwr/trn relay 49 energized
• J102
• Low ref
• Pnk
• Press sens
• Sens sig
• Serial data
• Speed sig
• Tan
• Underhood fuse block (on left side of engine compt)
• W/ auxiliary fuel fired heater
• W/o auxiliary fuel fired heater
• X100
• X101
• X111
• X142

Rear A/C Wiring Diagram, Provisions for GMC Cutaway G2012 3500

List of elements for Rear A/C Wiring Diagram, Provisions for GMC Cutaway G2012 3500:

• (behind lower right side of dash) body control module (bcm)
• Body fuse block (under left front seat)
• Dimming ctrl
• G347
• Harness, 5 cm from air temperature actuator connector breakout) j250
• Hot at all times
• Hot w/ run relay k1 energized
• Hvac 2 fuse 13 10a
• J356 (in body harness, 20 cm underhood fuse block breakout)
• Provisional
• Rear blwr fuse 29 30a
• Splice block jx347 (in body harness, attached to lower left "b" pillar)
• X319
• X407
• X409

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram, with JL4 (1 of 2) for GMC Cutaway G2012 3500

List of elements for Anti-lock Brakes Wiring Diagram, with JL4 (1 of 2) for GMC Cutaway G2012 3500:

• 12v ref
• 4.3l
• 5.3l, 4.8l & 6.0l
• 5v ref
• 6.6l
• Abs mdl fuse 2 40a
• Abs mtr fuse 1 50a
• Brk sw fuse 13 10a
• Can bus hi
• Can bus hi data
• Can bus lo
• Can bus lo data
• Computer data lines system
• Diesel
• Electronic brake control module (ebcm) (on left frame rail, near center of vehicle)
• Engine control module (ecm) (left side of engine compt)
• Except 6.6l
• G300 (on left frame rail, near ebcm)
• Gasoline
• Gnd
• Hi spd gmlan data +
• Hi spd gmlan data-
• Hot at all times
• Hot w/ run/crnk relay 15 energized
• Ipc fuse 10 10a
• J315
• Left front wheel speed sensor (wss) (on inside of left front wheel)
• Left rear wheel speed sensor (wss) (at left rear wheel hub)
• Lf wheel spd sens
• Lo ref
• Low ref
• Lr wheel speed sens
• Pnk
• Red
• Rf wheel spd sens
• Right front wheel speed sensor (wss) (on inside of right front wheel)
• Rr wheel speed sens
• Serial data enable
• Steering angle sens
• Steering phase a
• Steering phase c
• Steering sens sig
• Stop lamp switch (behind left side of dash, above brake pedal)
• Str/whl snsr fuse 29 10a
• Tan
• Underhood fuse block (on left side of engine compt)
• Vehicle spd sig
• Vehicle speed signal
• X100
• X101
• X105
• X107 c5
• X200
• X221
• X318
• X413
• Yaw & lateral acceleration sensor (under front passenger seat)

Anti-lock Brakes Wiring Diagram, with JL4 (2 of 2) for GMC Cutaway G2012 3500

List of elements for Anti-lock Brakes Wiring Diagram, with JL4 (2 of 2) for GMC Cutaway G2012 3500:

• (behind left kick panel) g302
• A12
• A14
• A16
• Abs ind
• Body control module (bcm) (behind lower right side of dash)
• Brake booster fluid flow alarm switch (in power steering pump outlet hose)
• Brake booster fluid pressure alarm switch (w/ brake warning indicate system) (in power steering pump inlet hose)
• Brake fluid level switch (at left rear of engine compt)
• Brake ind
• Brake pressure differential switch (on brake valve, near front of ebcm)
• Brake warning indicator ctrl
• Brk fluid level sensor sig
• Computer data lines system
• Dimming ctrl
• E10
• G103 (4.3l: left rear of engine) (4.8l, 5.3l & 6.0l: on right rear of engine) (6.6l: left front lower side of engine block)
• G300 (on left frame rail, near ebcm)
• G302 (behind left kick panel)
• Gnd
• Heavy duty
• Ign volt
• Instrument panel cluster (ipc)
• J101
• J202
• J231 (in instrument panel harness, 5 cm from x200 breakout towards instrument panel cluster)
• J244
• J248
• J250 (in dash harness, 5 cm from air temperature actuator connector breakout)
• J315
• Light duty
• Lo spd gmlan
• Logic
• Low stability ind
• Park brake switch (under left side of dash)
• Pnk
• Prk brk sw
• Right rear wheel speed sensor (wss) (at right rear wheel hub)
• Serial data
• Steering sens a
• Steering sens b
• Steering sens c
• Steering wheel speed/ position sensor (at base of steering column)
• Tan
• Tcc brake sig
• Traction control switch
• Traction sw
• Vdc ind
• X100
• X101
• X141
• X200
• X220
• X414

Anti-lock Brakes Wiring Diagram, without JL4 for GMC Cutaway G2012 3500

List of elements for Anti-lock Brakes Wiring Diagram, without JL4 for GMC Cutaway G2012 3500:

• (on left frame rail, near ebcm) g300
• 4.3l
• 5.3l, 4.8l & 6.0l
• 6.6l
• Abs ind
• Abs mdl fuse 2 40a
• Abs mtr fuse 1 50a
• Body control module (bcm) (behind lower right side of dash)
• Brake booster fluid flow alarm switch (in power steering pump outlet hose)
• Brake booster fluid pressure alarm switch (w/ brake warning indicate system) (in power steering pump inlet hose)
• Brake fluid level switch (at left rear of engine compt)
• Brake ind
• Brake pressure differential switch (on brake valve, near front of ebcm)
• Brake warning indicator ctrl
• Brk fluid level sensor sig
• Brk sw fuse 13 10a
• Computer data lines system
• Electronic brake control module (ebcm) (on left frame rail, near center of vehicle)
• Engine control module (ecm) (left side of engine compt)
• Except 6.6l
• G103 (4.3l: left rear of engine) (4.8l, 5.3l & 6.0l: on right rear of engine) (6.6l: left front lower side of engine block)
• G300 (on left frame rail, near ebcm)
• G302 (behind left kick panel)
• Gnd
• Heavy duty
• Hi spd gmlan bus +
• Hi spd gmlan bus -
• Hot at all times
• Hot w/ run/crnk relay 15 energized
• Instrument panel cluster (ipc)
• Ipc fuse 10 10a
• J101
• J231 (in instrument panel harness, 5 cm from x200 breakout towards instrument panel cluster)
• J244
• J315
• Left front wheel speed sensor (wss) (on inside of left front wheel)
• Lf wheel speed sens
• Light duty
• Lo spd gmlan
• Logic
• Low ref
• Park brake switch (under left side of dash)
• Pnk
• Prk brk sw
• Rf wheel spd sens
• Right front wheel speed sensor (wss) (on inside of right front wheel)
• Serial data enable
• Stop lamp switch (behind left side of dash, above brake pedal)
• Tan
• Tcc brake sig
• Underhood fuse block (on left side of engine compt)
• Vehicle spd sig
• Vehicle speed signal
• X100
• X101
• X107
• X141
• X220
• X221

ANTI-THEFT

Forced Entry Wiring Diagram (1 of 2) for GMC Cutaway G2012 3500

List of elements for Forced Entry Wiring Diagram (1 of 2) for GMC Cutaway G2012 3500:

• Battery b+
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• Cargo dr unlck fuse 33 15a
• Cargo dr unlck pcb relay k10b
• Chime module (behind left center of dash)
• Computer data lines system
• Driv door lock rly
• Driv door lock sig
• Driv door unlock sig
• Drv dr unlck fuse 36 15a
• Drvr dr unlck pcb relay k9b
• Frt dr lck fuse 31 15a
• Frt pass dr unlck fuse 34 15a
• Frt rear pass dr unlck pcb relay k9a
• Ftr rear dr lck pcb relay k10a
• G302 (behind left kick panel)
• G347
• G348
• Ground
• Hot at all times
• J247
• J248
• Left rear side door jam switch (w/ hinged door) (at left "b" pillar)
• Lf door ajar sw
• Lf door open sw
• Liftgate ajar sw sig
• Lo spd
• Lo spd gmlan serial data x3
• Lr door open sw
• Pass door lock sw
• Radio
• Rear dr lck fuse 32 15a
• Rear open sw
• Rear pass dr unlck fuse 35 15a
• Remote control door lock receiver (rcdlr) (behind center of dash)
• Rf door ajar sw
• Rf door open sw
• Rfa/tpm fuse 21 10a
• Right rear side door jam switch (w/ cargo passenger) (at right "b" pillar)
• Rr door open sw
• Serial data
• Splice block jx347 (in body harness, attached to lower left "b" pillar)
• Splice block jx348 (in body harness, attached to lower right "b" pillar part of g348)
• Tan
• W/ commercial tradesman
• W/ hinged door
• W/o commercial tradesman
• X318

Forced Entry Wiring Diagram (2 of 2) for GMC Cutaway G2012 3500

List of elements for Forced Entry Wiring Diagram (2 of 2) for GMC Cutaway G2012 3500:

• (in body harness, 40 cm from x306 breakout)
• (in body harness, near front passenger seat, 20 cm from x306)
• A11
• B11
• C10
• C11
• C12
• Cargo door latch assembly (w/ cargo/passenger) (in right rear cargo door)
• Cargo door lock switch
• Cargo/ passenger
• Class 2
• Computer data lines system
• Cutaway
• Driver door latch assembly (at rear of driver door)
• Driver door lock switch
• Driver information center (dic)
• G347
• G348
• G401 (on top of right "d" pillar)
• Instrument panel cluster (ipc)
• J322
• J323
• J501 (w/ electronic side door lock control)
• J601 (w/ electronic side door lock control)
• J901 (w/ electronic side door lock control)
• Left rear side door lock actuator (w/ left rear hinged side door) (rear of left door)
• Left side door contact plate (at left "b" pillar)
• Logic
• Passenger door latch assembly (at rear of front passenger door)
• Passenger door lock switch
• Right rear side door lock actuator (w/ rear hinged side door & rear sliding side door) (hinged: at left side of right door)
• Right side door contact plate (at right "b" pillar)
• Security indicator
• Splice block jx347 (in body harness, attached to lower left "b" pillar)
• Splice block jx348 (in body harness, attached to lower right "b" pillar part of g348)
• Tan
• W/ hinged door
• W/ hinged doors
• W/ sliding doors
• X318
• X400
• X500
• X600

Pass-Key Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Pass-Key Wiring Diagram for GMC Cutaway G2012 3500:

• Acc
• Body fuse block (under left front seat)
• Computer data lines system
• G302 (behind left kick panel)
• Gnd
• Hot at all times
• Hot w/ run/crank relay 15 energized
• Ign
• Ign sw (dlis)/pk3 fuse 22 2a
• Ign volt
• Ignition switch
• Instrument panel cluster (ipc)
• Ipc fuse 10a
• J202
• J203
• J205
• Lo spd data
• Lock
• Logic
• Pnk
• Run
• Security ind
• Start
• Theft deterrent module (tdm) (in steering column, near ignition key cylinder housing)
• Underhood fuse block (on left side of engine compt)
• X1 h7
• X200
• X3 a1

BODY CONTROL MODULES

Body Control Modules Wiring Diagram (1 of 2) for GMC Cutaway G2012 3500

List of elements for Body Control Modules Wiring Diagram (1 of 2) for GMC Cutaway G2012 3500:

• 4.3l/5.3l
• Acc panel lf rly ctrl
• Acc panel lr rly ctrl
• Acc panel rr rly ctrl
• Accessory wakeup serial data
• Anti-theft system
• Backlight dimm ctrl
• Batt pos volt
• Bcm 1 fuse 59 10a
• Bcm 2 fuse 58 10a
• Bcm 3 fuse 26 10a
• Bcm 4 fuse 9 10a
• Bcm 5 fuse 7 10a
• Bcm 6 fuse 72 10a
• Body control module (bcm) (behind lower right side of dash)
• Brake sw sense sig
• Brk pos sense 5v ref
• Brk pos sense low ref
• Computer data lines system
• Cruise control system
• Cruise ctrl dimm sig
• Dimm sw sig
• Dimm volt ref
• Exterior lights system
• G103 (4.3l: left rear of engine) (5.3l: on right rear of engine)
• G302 (behind left kick panel)
• Gnd
• Hdlp high beam rly ctrl
• Hdlp low beam ctrl
• Headlights system
• High speed serial data bus (+)
• High speed serial data bus (-)
• Hood ajar sw sig
• Hot at all times
• Instrument cluster system
• Interior lights system
• J248
• L trailer turn sig lamp
• Local interconnect network 3
• Low speed gmlan serial data
• Power distribution system
• R trailer turn sig lamp
• Rf turn sig lamp ctrl
• Run/crank rly coil ctrl
• Serial data communication enable
• Tan
• Trunk, tailgate, fuel doors system
• Underhood fuse block (on left side of engine compt)
• Windshield washer rly ctrl
• Wiper mtr park sw sig
• Wiper/washer system
• X100

Body Control Modules Wiring Diagram (2 of 2) for GMC Cutaway G2012 3500

List of elements for Body Control Modules Wiring Diagram (2 of 2) for GMC Cutaway G2012 3500:

• (or 690)
• 12 volt ref
• 5v ref
• A/c request signal
• A/t shift lock ctrl
• Acc
• Air conditioning system
• Alarm enable signal
• Ambient light sens sig
• Anti-lock brakes system
• Anti-theft system
• Backup lamp rly ctrl
• Batt pos volt
• Bcm 7 fuse 8 10a
• Body control module (bcm) (behind lower right side of dash)
• Chmsl ctrl
• Courtesy lamp ctrl
• Courtesy lamps ctrl
• Cruise control & sound systems
• Cruise control system
• Cruise ctrl sw sig
• Current sens sig
• Defeat sw sig
• Dimm ctrl
• Door locks & anti-theft systems
• Drv door lock sw lock sig
• Drv door lock sw unlock sig
• Drv dr lock rly unlock ctrl
• Exterior lights system
• Flash to pass sw sig
• Front wind wiper sw hi sig
• Hdlp dimm low beam sig
• Hdlp low beam rly ctrl
• Hdlp off sig
• Hdlp on sig
• Headlights system
• Hood cld sw sig
• Horn rly ctrl
• Horns system
• Hot at all times
• Ign volt
• Ignition switch
• Instrument cluster system
• Interior lights system
• J205
• Key-in switch
• L turn haz sw sig
• Lf door ajar sw sig
• Lf door open sw sig
• Lf turn sig lamp ctrl
• Liftgate ajar sw sig
• Lo ref
• Low ref
• Lr door open sw sig
• Lr turn sig lamp ctrl
• Off
• Park brake sw sig
• Park lamp ctrl
• Park lamps sig
• Pass door lock sw lock ctrl
• Pass dr lock sw unlock ctrl
• Pnk
• Power distribution system
• R turn haz sw sig
• Rear access open sw sig
• Rf door ajar sw sig
• Rf door open sw sig
• Rr door open sw sig
• Rr turn sig lamp ctrl
• Run
• Shift interlock system
• Sound & cruise control systems
• Start
• Starting/ charging system
• Steering wheel ctrl sig
• Stop lamps ctrl
• Tan
• Tap up/tap down sw sig
• Tcc brake sig
• Tow/haul switch signal
• Traction ctrl sw sig
• Transmissions system
• Underhood fuse block (on left side of engine compt)
• Washer switch signal
• Wiper high sw sig
• Wiper low sw sig
• Wiper sw sig 2
• Wiper/washer system
• X200

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram (1 of 2) for GMC Cutaway G2012 3500

List of elements for Computer Data Lines Wiring Diagram (1 of 2) for GMC Cutaway G2012 3500:

• (behind left kick panel) g302
• 4.3l
• 4.8l, 5.3l & 6.0l
• 6.6l
• Acc wake up serial data data bus (+)
• B10
• Chime module (behind left center of dash)
• Cutaway
• Data bus (+)
• Data bus (-)
• Data link connector (dlc) (under left side of dash)
• Data link resistor
• Digital radio receiver (s-band digital audio system) (left side of dash)
• E13
• Engine control module (ecm) (left side of engine compt)
• Hot at all times
• Inflatable restraint front passenger presence system (pps) sensor (on passenger's seat harness, near breakout for seat adjuster switch)
• Inflatable restraint sensing & diagnostic module (sdm) (under left front seat)
• Inflatable restraint vehicle rollover sensor (if equipped) (front center floor board, between front seats)
• Instrument panel cluster (ipc)
• J244
• Jx250 (in dash harness, 20 cm from underhood pass through grommet)
• Light duty w/o recreational vehicle, upfitter sales package
• Ltr/dlc fuse 73 20a
• Nitrogen oxides sensor 1 (top left rear side of engine)
• Nitrogen oxides sensor 2 (middle of diesel particulate filter)
• Radio
• Reductant sensor module (above reductant tank)
• Remote control door lock receiver (rcdlr) (if equipped) (behind center of dash)
• Serial data
• Splice pack jx200 (in dash wiring harness, 10 cm from underhood pass- through grommet breakout)
• Tan
• Theft deterrent module (tdm) (in steering column, near ignition key cylinder housing)
• Underhood fuse block (on left side of engine compt)
• Vechicle communication interface module (vcim) (if equipped) (below steering column)
• W/ radio
• W/o radio
• X100
• X101
• X115
• X200
• X3 g1
• X306
• X318
• X395

Computer Data Lines Wiring Diagram (2 of 2) for GMC Cutaway G2012 3500

List of elements for Computer Data Lines Wiring Diagram (2 of 2) for GMC Cutaway G2012 3500:

• (6.6l)
• (in engine harness, 15 cm from x101 breakout) j115
• (left rear of engine) (6.6l) glow plug control module (gpcm)
• 4.3l & 5.3l
• 4.8l & 6.0l
• 5.3l
• 6.6l
• Acc wake up
• Acc wake up serial data
• Automatic transmission (6 speed a/t)
• Body control module (bcm) (behind lower right side of dash)
• Brake control
• Comm
• Control solenoid value assembly
• Coolant heater (6.6l & w/ fuel fired auxiliary heater) (attached to the left front inner frame rail)
• Data bus (+)
• Data bus (+) data bus (-) x2
• Data bus (-)
• Data bus (-) data bus (+)
• Data bus (-))
• Data comm
• Data enable
• Electronic brake control module (ebcm) (on left frame rail, near center of vehicle)
• Enable
• Enable(-)
• Except
• Except 5.3l
• Except 6.6l
• Fuel pump flow control module (at rear of vehicle, attached to left rear frame rail)
• Ign
• J119 (w/ fuel fired auxiliary heater) (in chassis harness, 15 cm from coolant heater breakout)
• J319 (in chassis harness, 7 cm from ecbm breakout)
• Pnk
• Serial data
• Tan
• Transmission control module (tcm) (4 speed a/t) (left front corner of engine compt)
• Vehicle communication interface module (vcm) (below steering column)
• W/ active
• W/ active brake control
• W/ fuel fired auxiliary heater
• W/ vechile communication system
• W/o active
• W/o active brake control
• W/o fuel fired auxiliary heater
• W/o vechile communication system
• X100
• X101
• X105
• X107
• X174
• X174 r

COOLING FAN

Cooling Fan Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Cooling Fan Wiring Diagram for GMC Cutaway G2012 3500:

• (behind left kick panel) g302
• (engine chassis harness, 4 cm from engine control module (ecm) x1 breakout)
• (right front of engine compt, attached to bottom of coolant surge tank) engine coolant level switch
• 5v ref 1
• Computer data lines system
• Coolant level switch
• Cooling fan assembly (behind radiator)
• Ctrl spd sig
• Driver information center (dic) display
• Engine control module (ecm)
• Engine coolant gauge temperature
• Engine coolant temperature (ect) sensor (top of engine, near thermostat housing)
• Fan cltch (ev) fuse 63 10a
• Hot w/ pwr/trn relay 49 energized
• Instrument panel cluster (ipc)
• J145
• J224
• Logic
• Low ref
• Low spd gmlan serial data
• Pnk
• Sens sig
• Speed sig
• Tan
• Underhood fuse block (on left side of engine compt)
• X100
• X142

CRUISE CONTROL

Cruise Control Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Cruise Control Wiring Diagram for GMC Cutaway G2012 3500:

• (6 speed a/t)
• (or pnk)
• 12v ref
• 4.3l
• 4.8l, 5.3l & 6.0l
• 5v ref
• 5v ref 1
• 5v ref 2
• 6.6l
• A13
• A17
• Accelerator pedal position (app) sensor (under left side of dash)
• App sen 1 sig
• App sen 2 sig
• Automatic transmission
• Automatic transmission output shaft speed (oss) sensor
• Automatic transmission output shaft speed (oss) sensor assembly
• Batt +
• Bcm 2 fuse 58 15a
• Body control module (bcm) (behind lower right side of dash)
• Brake low ref
• Brake pedal position (bpp) sensor (top of brake pedal assembly)
• Brake sens sig
• Cancel
• Computer data lines system
• Control solenoid valve assembly
• Cruise control ind dimming sig
• Cruise control switch signal
• Cruise ind
• Cruise switch
• Data bus +
• Data bus -
• Ecm batt fuse 19 10a
• Engine control module (ecm)
• Fuel tem sig
• G103 (4.3l: left rear of engine) (4.8l, 5.3l & 6.0l: on right rear of engine)
• G109
• G302 (behind left kick panel)
• Gmlan
• Ground
• Hi spd gmlan ser data bus(+)
• Hi spd gmlan ser data bus(-)
• Hot at all times
• Hot w/ run/crank relay 15 energized
• Ign
• Inflatable restraint steering wheel module coil (at top of steering column)
• Instrument panel cluster (ipc)
• Ipc fuse 10 10a
• J101
• J127
• J160
• J209 (in steering wheel harness, near x200 connector)
• J244
• J248
• Left steering wheel control switch
• Logic
• Low ref
• Pnk
• Red
• Res+
• Ser data bus(+)
• Ser data bus(-)
• Set-
• Sound systems
• Tac motor ctrl 1
• Tac motor ctrl 2
• Tan
• Throttle body (except 6.6l)
• Tp sens 1 sig
• Tp sens 2 sig
• Trans- missions system
• Transmission control module (4 speed a/t) (6.6l: left front corner of engine compt)
• Transmission control module (tcm)
• Underhood fuse block (on left side of engine compt)
• Vss high sig
• Vss low sig
• W/ radio redundant steering wheel control
• W/o radio redundant steering wheel control
• X100
• X103
• X107
• X200

DEFOGGERS

Defoggers Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Defoggers Wiring Diagram for GMC Cutaway G2012 3500:

• (w/ rear window defogger & power mirrors) hvac control assembly
• A x2
• Body fuse block (under left front seat)
• Defogger ind
• Driver outside rearview mirror (in driver door)
• G302 (behind left kick panel)
• G304 right (behind kick panel)
• G347
• G348
• G401 (on top of right "d" pillar)
• G402 (on top of left "d" pillar)
• Ger grid
• Ground
• Hot at all times
• Hvac cntrl fuse 10a
• Ign
• J247
• J249
• J401
• J500
• J600
• J902
• Left rear window defog- ger grid
• Left rear window defogger grid
• Logic
• Mega fuse 125a
• Nca
• Osrvm htr fuse 20a
• Passenger outside rearview mirror (in right front passenger door)
• Rear defog fuse 18 30a
• Rear defog relay k5 (w/ electric rear window defogger & power mirrors)
• Rear window defogger switch
• Right rear window defog-
• Right rear window defogger grid
• Rr defog rly pwr
• Splice block jx347 (in body harness, attached to lower left "b" pillar)
• Splice block jx348 (in body harness, attached to lower right "b" pillar part of g348)
• Stationary rear door window
• Swing out rear door window
• Underhood fuse block (on left side of engine compt)
• X1 a
• X1 c4
• X1 e2
• X2 a
• X3 d
• X411 d
• X411 e
• X412 b
• X500
• X600
• X901 a
• X901 b
• X902 a
• X902 b

ENGINE PERFORMANCE

4.8L VIN A

4.8L VIN A, Engine Performance Wiring Diagram (1 of 5) for GMC Cutaway G2012 3500

List of elements for 4.8L VIN A, Engine Performance Wiring Diagram (1 of 5) for GMC Cutaway G2012 3500:

• (5.3l)
• (at left front of engine)
• (cutaway: in chassis harness, 87 cm from ebcm connector breakout) (passenger/cargo: in chassis harness, 44 cm from ebcm connector breakout)
• (in engine harness, 16 cm from underhood fuse block x1 breakout) j123
• (in exhaust pipe, in back of catalytic converter) heated oxygen sensor (ho2s) bank 1 sensor 2
• (in exhaust pipe, in back of catalytic converter) heated oxygen sensor (ho2s) bank 2 sensor 2
• (in instrument panel harness, 5 cm from x200 breakout towards instrument panel cluster)
• (or 6049)
• (or pnk)
• 5.3l
• 5v ref 1
• 5v ref 2
• A/c refrigerant pressure sensor
• Acc ser data
• Accelerator pedal position (app) sensor (under left side of dash)
• Anti-lock brakes system
• App sens 1 sig
• App sens 2 sig
• Batt pos volt
• Brake pedal position (bpp) sensor (top of brake pedal assembly)
• Brk sens sig
• Brk sens sply
• Brk sw fuse 13 10a
• Computer data lines system
• Cutaway
• Ecm batt fuse 19 10a
• Ecm ign/ glow plug mdl ign fuse 30 15a
• Ect sens sig
• Engine control module (ecm) (left side of engine compt)
• Engine coolant radiator temperature sensors
• Except 5.3l
• Exterior lights system
• Fuel level sens
• Fuel pump & sender assembly (on fuel tank)
• Fuel tank pressure (ftp) sensor (on fuel tank)
• G103 (on right rear of engine)
• Gmlan data+
• Gmlan data-
• Ho2s hi sig
• Ho2s lo sig
• Hot at all times
• Hot w/ run/ crnk relay 15 energized
• Iat sens sig
• Ign volt
• J101
• J231
• J301
• Low ref
• Maf sens sig
• Mass air flow (maf)/intake air temperature (iat) sensor (attached to air intake duct) intake air temperature (iat)/ mass air flow (maf) sensor (integral w/ mass airflow sensor)
• Park/neutral sig
• Pnk
• Press sens sig
• Pwrtrn rly ctrl
• Relay ctrl
• Start rly ctrl
• Starting/ charging system
• Stop lamp switch (behind left side of dash, above brake pedal)
• Tan
• Tcc brake sig
• Transmissions system
• Underhood fuse block (on left side of engine compt)
• Vss
• X100
• X101
• X103
• X128
• X150
• X221

4.8L VIN A, Engine Performance Wiring Diagram (2 of 5) for GMC Cutaway G2012 3500

List of elements for 4.8L VIN A, Engine Performance Wiring Diagram (2 of 5) for GMC Cutaway G2012 3500:

• (on left rear of engine) g102
• (on right rear of engine) g103
• (or pnk)
• 4.8l/6.0l
• 5.3l
• Clutch rly ctrl
• Cnstr vent sol fuse 56 10a
• Computer data lines system
• Ecm pwr/trn fuse 78 10a
• Engine control module (ecm) (left side of engine compt)
• Evap sol ctrl
• Evaporative emission (evap) canister vent solenoid (near front of fuel tank)
• Even ign/ inj fuse 79 20a
• Fuel pump relay 38 (4.8l/6.0l)
• G400 (on inner left rear frame rail)
• Gas fuel pump fuse 24 30a
• Gnd
• Ho2s hi sig
• Ho2s lo ctrl
• Hot at all times
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ic 4 ctrl
• Ic 5 ctrl
• Ic 6 ctrl
• Ic 7 ctrl
• Ic 8 ctrl
• Ign
• Instrument panel cluster (ipc)
• J101
• J102
• Logic
• Low engine oil pressure ind
• Low ref
• Maf/ cnstr vent fuse 64 15a
• Malfunction indicator lamp
• Mil ctrl
• O2 snsr 1 (pre)/cls fuse 77 10a
• O2 snsr 2 (post) fuse 62 10a
• Odd ign/inj fuse 65 20a
• Pnk
• Pwr/trn relay 49
• Tos sig
• Transmissions system air conditioning system
• Underhood fuse block (on left side of engine compt)
• X100
• X101
• X127

4.8L VIN A, Engine Performance Wiring Diagram (3 of 5) for GMC Cutaway G2012 3500

List of elements for 4.8L VIN A, Engine Performance Wiring Diagram (3 of 5) for GMC Cutaway G2012 3500:

• (at rear of vehicle, attached to left rear frame rail) (5.3l) fuel pump flow control module
• (at top left of engine)
• (in odd ignition/coil module jumper harness, on top left side of engine)
• 5v ref
• Computer data lines system
• Fcsm batt fuse 36 20a
• Fscm ign fuse 6 10a
• G102 (on left rear of engine)
• G300 (on left frame rail, near ebcm)
• Gmlan data +
• Gmlan data -
• Gnd
• Hot at all times
• Hot w/ run/ crnk relay 15 energized
• Ign volt
• Ignition coil/module 1
• Ignition coil/module 3
• Ignition coil/module 5
• Ignition coil/module 7
• J102
• J182
• J184 (in odd ignition/coil module jumper harness, on top left side of engine)
• J315
• Low ref
• Nca
• Pnk
• Pnk d
• Pnk pnk pnk pnk pnk pnk pnk pnk pnk
• Pump ctrl
• Red c
• Relay ctrl
• Sens sig
• Serial data
• Spark plug
• Tan
• Underhood fuse block (on left side of engine compt)
• X126

4.8L VIN A, Engine Performance Wiring Diagram (4 of 5) for GMC Cutaway G2012 3500

List of elements for 4.8L VIN A, Engine Performance Wiring Diagram (4 of 5) for GMC Cutaway G2012 3500:

• (at top right of engine)
• (in even ignition/coil module jumper harness, on top right side of engine)
• (in even ignition/coil module jumper harness, on top right side of engine) j183
• (on left side of intake manifold)
• (on right side of intake manifold)
• Engine oil pressure (eop) sensor (on top rear of engine)
• Fuel injector 1
• Fuel injector 2
• Fuel injector 3
• Fuel injector 4
• Fuel injector 5
• Fuel injector 6
• Fuel injector 7
• Fuel injector 8
• Fuel rail pressure (fpr) sensor
• G102 (on left rear of engine)
• Ignition coil/module 2
• Ignition coil/module 4
• Ignition coil/module 6
• Ignition coil/module 8
• J102
• J185
• J188
• Manifold absolute pressure (map) sensor (at top rear of engine, on intake manifold)
• Nca
• Pnk
• Pnk d
• Pnk pnk pnk pnk pnk pnk pnk pnk pnk
• Red c
• Spark plug
• Tan
• X127

4.8L VIN A, Engine Performance Wiring Diagram (5 of 5) for GMC Cutaway G2012 3500

List of elements for 4.8L VIN A, Engine Performance Wiring Diagram (5 of 5) for GMC Cutaway G2012 3500:

• (6.0l) camshaft position (cmp) actuator solenoid valve
• (on top of engine, near throttle body) evaporative emission (evap) canister purge solenoid
• 5v ref 1
• 5v ref 2
• Camshaft position (cmp) sensor (front of engine)
• Cen field sig
• Ckp sens sig
• Cmp sens sig
• Crankshaft position (ckp) sensor (on lower right rear of engine, near starter motor)
• Ect sens sig
• Engine control module (ecm) (left side of engine compt)
• Engine coolant temperature (ect) sensor (at left front of engine)
• Gen on sig
• Heated oxygen sensor (ho2s) bank 1 sensor 1 (in exhaust pipe, in front of catalytic converter)
• Heated oxygen sensor (ho2s) bank 2 sensor 1 (in exhaust pipe, in front of catalytic converter)
• Ho2s hi sig
• Ho2s lo ctrl
• Ho2s lo sig
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• Inj 7 ctrl
• Inj 8 ctrl
• Intake sol
• Knock sensor (ks) 1
• Knock sensor (ks) 2
• Ks 1 sig
• Ks 2 sig
• Low ref
• Map sens sig
• Pnk
• Pnk d
• Pre sens sig
• Sol ctrl
• Starting/ charging system
• Starting/charging system
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• Tan a
• Throttle body
• Tp sens 1 sig
• Tp sens 2 sig
• X177

6.0L VIN G

6.0L VIN G, Engine Performance Wiring Diagram (1 of 5) for GMC Cutaway G2012 3500

List of elements for 6.0L VIN G, Engine Performance Wiring Diagram (1 of 5) for GMC Cutaway G2012 3500:

• (5.3l)
• (at left front of engine)
• (cutaway: in chassis harness, 87 cm from ebcm connector breakout) (passenger/cargo: in chassis harness, 44 cm from ebcm connector breakout)
• (in engine harness, 16 cm from underhood fuse block x1 breakout) j123
• (in exhaust pipe, in back of catalytic converter) heated oxygen sensor (ho2s) bank 1 sensor 2
• (in exhaust pipe, in back of catalytic converter) heated oxygen sensor (ho2s) bank 2 sensor 2
• (in instrument panel harness, 5 cm from x200 breakout towards instrument panel cluster)
• (or 6049)
• (or pnk)
• 5.3l
• 5v ref 1
• 5v ref 2
• A/c refrigerant pressure sensor
• Acc ser data
• Accelerator pedal position (app) sensor (under left side of dash)
• Anti-lock brakes system
• App sens 1 sig
• App sens 2 sig
• Batt pos volt
• Brake pedal position (bpp) sensor (top of brake pedal assembly)
• Brk sens sig
• Brk sens sply
• Brk sw fuse 13 10a
• Computer data lines system
• Cutaway
• Ecm batt fuse 19 10a
• Ecm ign/ glow plug mdl ign fuse 30 15a
• Ect sens sig
• Engine control module (ecm) (left side of engine compt)
• Engine coolant radiator temperature sensors
• Except 5.3l
• Exterior lights system
• Fuel level sens
• Fuel pump & sender assembly (on fuel tank)
• Fuel tank pressure (ftp) sensor (on fuel tank)
• G103 (on right rear of engine)
• Gmlan data+
• Gmlan data-
• Ho2s hi sig
• Ho2s lo sig
• Hot at all times
• Hot w/ run/ crnk relay 15 energized
• Iat sens sig
• Ign volt
• J101
• J231
• J301
• Low ref
• Maf sens sig
• Mass air flow (maf)/intake air temperature (iat) sensor (attached to air intake duct) intake air temperature (iat)/ mass air flow (maf) sensor (integral w/ mass airflow sensor)
• Park/neutral sig
• Pnk
• Press sens sig
• Pwrtrn rly ctrl
• Relay ctrl
• Start rly ctrl
• Starting/ charging system
• Stop lamp switch (behind left side of dash, above brake pedal)
• Tan
• Tcc brake sig
• Transmissions system
• Underhood fuse block (on left side of engine compt)
• Vss
• X100
• X101
• X103
• X128
• X150
• X221

6.0L VIN G, Engine Performance Wiring Diagram (2 of 5) for GMC Cutaway G2012 3500

List of elements for 6.0L VIN G, Engine Performance Wiring Diagram (2 of 5) for GMC Cutaway G2012 3500:

• (on left rear of engine) g102
• (on right rear of engine) g103
• (or pnk)
• 4.8l/6.0l
• 5.3l
• Clutch rly ctrl
• Cnstr vent sol fuse 56 10a
• Computer data lines system
• Ecm pwr/trn fuse 78 10a
• Engine control module (ecm) (left side of engine compt)
• Evap sol ctrl
• Evaporative emission (evap) canister vent solenoid (near front of fuel tank)
• Even ign/ inj fuse 79 20a
• Fuel pump relay 38 (4.8l/6.0l)
• G400 (on inner left rear frame rail)
• Gas fuel pump fuse 24 30a
• Gnd
• Ho2s hi sig
• Ho2s lo ctrl
• Hot at all times
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ic 4 ctrl
• Ic 5 ctrl
• Ic 6 ctrl
• Ic 7 ctrl
• Ic 8 ctrl
• Ign
• Instrument panel cluster (ipc)
• J101
• J102
• Logic
• Low engine oil pressure ind
• Low ref
• Maf/ cnstr vent fuse 64 15a
• Malfunction indicator lamp
• Mil ctrl
• O2 snsr 1 (pre)/cls fuse 77 10a
• O2 snsr 2 (post) fuse 62 10a
• Odd ign/inj fuse 65 20a
• Pnk
• Pwr/trn relay 49
• Tos sig
• Transmissions system air conditioning system
• Underhood fuse block (on left side of engine compt)
• X100
• X101
• X127

6.0L VIN G, Engine Performance Wiring Diagram (3 of 5) for GMC Cutaway G2012 3500

List of elements for 6.0L VIN G, Engine Performance Wiring Diagram (3 of 5) for GMC Cutaway G2012 3500:

• (at rear of vehicle, attached to left rear frame rail) (5.3l) fuel pump flow control module
• (at top left of engine)
• (in odd ignition/coil module jumper harness, on top left side of engine)
• 5v ref
• Computer data lines system
• Fcsm batt fuse 36 20a
• Fscm ign fuse 6 10a
• G102 (on left rear of engine)
• G300 (on left frame rail, near ebcm)
• Gmlan data +
• Gmlan data -
• Gnd
• Hot at all times
• Hot w/ run/ crnk relay 15 energized
• Ign volt
• Ignition coil/module 1
• Ignition coil/module 3
• Ignition coil/module 5
• Ignition coil/module 7
• J102
• J182
• J184 (in odd ignition/coil module jumper harness, on top left side of engine)
• J315
• Low ref
• Nca
• Pnk
• Pnk d
• Pnk pnk pnk pnk pnk pnk pnk pnk pnk
• Pump ctrl
• Red c
• Relay ctrl
• Sens sig
• Serial data
• Spark plug
• Tan
• Underhood fuse block (on left side of engine compt)
• X126

6.0L VIN G, Engine Performance Wiring Diagram (4 of 5) for GMC Cutaway G2012 3500

List of elements for 6.0L VIN G, Engine Performance Wiring Diagram (4 of 5) for GMC Cutaway G2012 3500:

• (at top right of engine)
• (in even ignition/coil module jumper harness, on top right side of engine)
• (in even ignition/coil module jumper harness, on top right side of engine) j183
• (on left side of intake manifold)
• (on right side of intake manifold)
• Engine oil pressure (eop) sensor (on top rear of engine)
• Fuel injector 1
• Fuel injector 2
• Fuel injector 3
• Fuel injector 4
• Fuel injector 5
• Fuel injector 6
• Fuel injector 7
• Fuel injector 8
• Fuel rail pressure (fpr) sensor
• G102 (on left rear of engine)
• Ignition coil/module 2
• Ignition coil/module 4
• Ignition coil/module 6
• Ignition coil/module 8
• J102
• J185
• J188
• Manifold absolute pressure (map) sensor (at top rear of engine, on intake manifold)
• Nca
• Pnk
• Pnk d
• Pnk pnk pnk pnk pnk pnk pnk pnk pnk
• Red c
• Spark plug
• Tan
• X127

6.0L VIN G, Engine Performance Wiring Diagram (5 of 5) for GMC Cutaway G2012 3500

List of elements for 6.0L VIN G, Engine Performance Wiring Diagram (5 of 5) for GMC Cutaway G2012 3500:

• (6.0l) camshaft position (cmp) actuator solenoid valve
• (on top of engine, near throttle body) evaporative emission (evap) canister purge solenoid
• 5v ref 1
• 5v ref 2
• Camshaft position (cmp) sensor (front of engine)
• Cen field sig
• Ckp sens sig
• Cmp sens sig
• Crankshaft position (ckp) sensor (on lower right rear of engine, near starter motor)
• Ect sens sig
• Engine control module (ecm) (left side of engine compt)
• Engine coolant temperature (ect) sensor (at left front of engine)
• Gen on sig
• Heated oxygen sensor (ho2s) bank 1 sensor 1 (in exhaust pipe, in front of catalytic converter)
• Heated oxygen sensor (ho2s) bank 2 sensor 1 (in exhaust pipe, in front of catalytic converter)
• Ho2s hi sig
• Ho2s lo ctrl
• Ho2s lo sig
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• Inj 7 ctrl
• Inj 8 ctrl
• Intake sol
• Knock sensor (ks) 1
• Knock sensor (ks) 2
• Ks 1 sig
• Ks 2 sig
• Low ref
• Map sens sig
• Pnk
• Pnk d
• Pre sens sig
• Sol ctrl
• Starting/ charging system
• Starting/charging system
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• Tan a
• Throttle body
• Tp sens 1 sig
• Tp sens 2 sig
• X177

6.6L VIN L

6.6L VIN L, Engine Performance Wiring Diagram (1 of 6) for GMC Cutaway G2012 3500

List of elements for 6.6L VIN L, Engine Performance Wiring Diagram (1 of 6) for GMC Cutaway G2012 3500:

• (16 cm from underhood fuse block x1 breakout)
• (5 cm from x200 breakout towards instrument panel cluster)
• (avove reductant tank) reductant pressure sensor
• (avove reductant tank) reductant purge solenoid valve
• (behind left side of dash, above brake pedal) stop lamp switch
• (cutaway) x115
• 5 volt ref
• A/c clutch rly ctrl
• Air conditioning system
• Air flow sens sig
• App sig 1
• App sig 2
• Cf ctrl rly spd sig
• Computer data lines system
• Cooling fan spd sig
• Cooling fans system
• Cooling fans system starting/charging system cooling fans system transmissions system
• Cruise/etc/tcc brk sig
• Def smart pump ctrl
• Def valve high ctrl
• Def valve low ctrl
• Duty cycle sig
• Egt sens 2 sig
• Egt sens 3 sig
• Egt sens 5 sig
• Engine control module (ecm) (left side of engine compt)
• Engine indicator ctrl
• Exhaust temperature sensor 2
• Exhaust temperature sensor 3 (middle of diesel particulate filter)
• Exhaust temperature sensor 4
• Exterior lights system
• Fuel level sens
• Fuel pump rly ctrl
• Generator turn on sig
• Ign 1 volt
• Inj high ctrl
• Inj low ctrl
• J123
• J231
• Low ref
• Mass air flow (maf)/intake air temp (iat) sensor (attached to air intake duct)
• Nca
• Park/neutral sig
• Pnk
• Pressure sens sig
• Pressure sens sig 1
• Pump sply volt
• Replicated tos sig
• Rly coil ctrl
• Ser data +
• Ser data -
• Starter enable rly ctrl
• Starting/ charging system
• Starting/charging system
• Tan
• Temp sens sig
• Transmissions system
• Valve low ctrl
• Wait to start ind ctrl
• Wakeup serial data
• X100
• X101
• X221
• X395

6.6L VIN L, Engine Performance Wiring Diagram (2 of 6) for GMC Cutaway G2012 3500

List of elements for 6.6L VIN L, Engine Performance Wiring Diagram (2 of 6) for GMC Cutaway G2012 3500:

• (above reductant tank) reductant pump
• (cutaway)
• (near rear of catalytic converter) reductant injector
• (on fuel tank) fuel level sensor
• (right rear side of engine) exhaust aftertreatment fuel injector
• (top left rear side of engine)
• A/c refrigerant pressure sensor
• Accelerator pedal position (app) sensor (under left side of dash)
• B10
• C tan
• C10
• Computer data lines system
• Cutaway
• Exhaust pressure differential sensor (attached to upper frame, near diesel oxidizing converter)
• G400 (on inner left rear frame rail)
• Gnd
• Hi spd gmlan ser data +
• Hi spd gmlan ser data -
• Ign volt
• Ind ctrl
• Instrument panel cluster (ipc)
• J402
• Logic
• Low engine oil pressure ind
• Malfunction indicator lamp
• Mil ctrl
• Nitrogen oxides sensor 1
• Nitrogen oxides sensor 2 (middle of diesel particulate filter)
• Pnk
• Reductant line heater
• Reductant sensor module (above reductant tank)
• Reductant tank heater
• Sens 1 gnd
• Sens 1 sply volt
• Sens 2 gnd
• Ser data
• Tan
• Wait to start ind
• X100
• X101
• X107
• X115
• X395

6.6L VIN L, Engine Performance Wiring Diagram (3 of 6) for GMC Cutaway G2012 3500

List of elements for 6.6L VIN L, Engine Performance Wiring Diagram (3 of 6) for GMC Cutaway G2012 3500:

• (left center outer frame rail near, secondary battery) g305
• (left rear of engine) glow plug control module (gpcm)
• Auxiliary battery
• Battery
• Charge air cooler inlet temperature sensor (on intake manifold)
• Charge air cooler outlet temperature sensor (near coolant surge tank)
• Computer data lines system
• Fusible link 1
• Fusible link 4
• G104
• G109
• G109 (lower right front of engine)
• Glow plugs (1, 3, 5, 7: on right side of engine) (2, 4, 6, 8: on left side of engine)
• Gnd
• Hi spd gmlan ser data +
• Hi spd gmlan ser data -
• Htr ctrl
• Iah comm 1
• Iah comm 2
• Iah current sig
• Iah dig sig
• Iah fdbk sig
• Iah heart beat sig
• Iah sw on/off sig
• Iah temp feedback sig
• Iah temp sig
• Iah volt feedback sig
• Iah volt sig
• Ign 1 volt
• Intake air heater (between intake manifold tube & air cooler outlet duct)
• J160
• J162
• Line htr ctrl
• Manifold absolute pressue (map) sensor (attached to intake manifold tube)
• Plug 1 ctrl
• Plug 2 ctrl
• Plug 3 ctrl
• Plug 4 ctrl
• Plug 5 ctrl
• Plug 6 ctrl
• Plug 7 ctrl
• Plug 8 ctrl
• Pnk
• Pnk a
• Power distribution system
• Pump htr ctrl
• Red
• Sens 1 gnd
• Sens 1 sply volt
• Sens 2 gnd
• Sens 2 sply volt
• Tan
• Underhood junction block
• Wakeup ser data
• X107

6.6L VIN L, Engine Performance Wiring Diagram (4 of 6) for GMC Cutaway G2012 3500

List of elements for 6.6L VIN L, Engine Performance Wiring Diagram (4 of 6) for GMC Cutaway G2012 3500:

• (left side of engine compt) engine control module
• (left side of fuel injection pump) fuel temperature sensor 1
• (on top right side of engine) fuel rail pressure (frp) sensor
• (rear of left fuel rail) fuel temperature sensor 2
• (top of brake pedal assembly) brake pedal position (bpp) sensor
• (top of engine, near thermostat housing) engine coolant temperature (ect) sensor
• 5 volt ref
• Act ctrl close
• Act ctrl open
• B tan
• Brk aply sens sig
• Cac temp sens sig
• Ckp sens sig
• Cmp sens sig
• Ctrl cyl 2
• Ctrl cyl 3
• Ctrl cyl 5
• Ctrl cyl 8
• Ect sens sig
• Egr valve sens sig
• Egrt sens 1 sply volt
• Egrt sens 2 sply volt
• Egrv mtr high sig
• Egrv mtr low sig
• Egt sens 1 sig
• Engine control module (ecm) (left side of engine compt)
• Exhaust temperature sensor 1
• Fuel temp 1 sig
• Fuel temp sig
• G109 (lower right front of engine)
• Gnd
• Intake air valve
• J160
• Low ref
• Nca
• Oil pressure sens sig
• Pnk
• Pos sens sig
• Pos sens sig 1
• Pressure sens rtn
• Pressure sens sig
• Pressure sw sig
• Sens sply volt
• Tan
• Temp 1 rtn
• Temp sens rtn
• Temp sens sig
• Water in fuel sens sig
• Water in fuel sensor
• X101
• X103
• X107
• X110
• X111
• X112
• X174
• X316

6.6L VIN L, Engine Performance Wiring Diagram (5 of 6) for GMC Cutaway G2012 3500

List of elements for 6.6L VIN L, Engine Performance Wiring Diagram (5 of 6) for GMC Cutaway G2012 3500:

• (left center inner frame rail) fuel pump
• (left front lower side of
• (on inner left rear frame rail)
• B2 pnk
• B5 pnk
• Brk sw fuse 13 10a
• C1 pnk
• Camshaft position (cmp) sensor (on front of engine)
• Crankshaft position (ckp) sensor (next to crankshaft pulley)
• Diesel fuel pump fuse 24 20a
• Ecm batt fuse 19 10a
• Ecm ign/glow plug mdl ign fuse 30 15a
• Ecm pwr/ trn fuse 45 30a
• Engine block)
• Exhaust gas recirculation (egr) temperature sensor 2
• Exhaust gas recirculation (egr) valve (right side of engine above 1 cylinder)
• Fuel filter pressure switch (top left rear side of engine)
• Fuel htr fuse 71 15a
• Fuel injector 2 (on left side of engine)
• Fuel injector 3 (on right side of engine)
• Fuel injector 4 (on left side of engine)
• Fuel injector 5 (on right side of engine)
• Fuel injector 8 (on left side of engine)
• Fuel pump relay
• G102
• G109 (lower right front of engine)
• G111
• G4 pnk
• G400
• Hot at all times
• Hot w/ run/crnk relay 15 energized
• J102
• J161
• J316
• Maf/ cnstr fuse 64 15a
• Nca
• O2 snsr1 (pre)/sls fuse 77 10a
• Pnk
• Pwr/ trn relay
• Tan
• Underhood fuse block (on left side of engine compt)
• X107
• X174
• X316

6.6L VIN L, Engine Performance Wiring Diagram (6 of 6) for GMC Cutaway G2012 3500

List of elements for 6.6L VIN L, Engine Performance Wiring Diagram (6 of 6) for GMC Cutaway G2012 3500:

• (front of left fuel rail) fuel pressure regulator 2
• (lower left front of engine)
• (lower right front of engine)
• (lower right front of engine) g109
• (on inner left rear frame rail)
• (on left side of oil pan) engine oil level switch
• (pins 33-40 not used)
• (pins 42-46 not used)
• (pins 48-65 not used)
• (top of fuel injection pump) fuel pressure regulator 1
• (top of fuel pump assembly) fuel heater
• 5 volt ref
• Anti-lock brakes system
• B pnk
• Dfi volt ctrl cyl 1
• Dfi volt ctrl cyl 4
• Dfi volt ctrl cyl 6
• Dfi volt ctrl cyl 7
• Dfi volt ctrl cyl 8
• Engine control module (ecm) (left side of engine compt)
• Engine oil pressure (eop) sensor (lower left side of engine)
• Exhaust gas recirculation (egr) temperature sensor 1
• Fuel injector 1 (on right side of engine)
• Fuel injector 6 (on left side of engine)
• Fuel injector 7 (on right side of engine)
• G109
• G109 (lower right front of engine)
• G110
• G110 (lower left front of engine)
• G400
• Gnd
• J160
• J161
• J164
• J316
• Low ref
• Nca
• Oil level sw sig
• Pnk
• Sens volt ref
• Sol high sig
• Sol low sig
• Sol sply volt
• Tan
• Turbocharger vane position control solenoid valve (at right side of turbocharger)
• Turbocharger vane position sensor (on top of turbocharger)
• Valve high ctrl
• Valve low ctrl
• Vehicle spd sig
• X110
• X316

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Backup Lamps Wiring Diagram for GMC Cutaway G2012 3500:

• (on right rear of engine) g103
• (provisional)
• Automatic transmission
• Automatic transmission assembly (6 speed a/t)
• Automatic transmission internal mode switch (ims)
• Aux/trlr bck/up fuse 26 10a
• Backup alarm (rear of vehicle on frame)
• Bck/up lamp pcb relay k7
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• Bus - data
• Computer data lines system
• Control solenoid valve assembly
• Cutaway
• D3 x3
• Data bus +
• Data bus - x3
• G302 (behind left kick panel)
• G400 (on inner left rear frame rail)
• G401 (on top of right "d" pillar)
• G402 (on top of left left "d" pillar)
• Gmlan hi spd
• Gnd
• H x405
• Hi spd gmlan data bus +
• Hi spd gmlan serial data bus (+)
• Hi spd gmlan serial data bus (-)
• Hot at all times
• J101
• J247
• J402
• J403
• J410
• Left backup lamp (cargo/ passenger)
• Left tail/ stop & turn signal lamp
• Nca
• Park/neutral position (pnp) switch
• Red
• Relay ctrl x2
• Right backup lamp (cargo/ passenger)
• Right tail/ stop & turn signal lamp
• Sig a
• Sig b
• Sig c
• Tail lamp bck/up fuse 27 10a
• Tan
• Trailer connector (if equipped)
• Trans rng sw sig a
• Trans rng sw sig b
• Trans- mission control module (tcm)
• Transmission control module (tcm) (4 speed a/t)
• Underhood fuse block (on left side of engine compt)
• W/ electrical backup alarm
• X1 e2
• X1 j5
• X175
• X401
• X401 f
• X402

Exterior Lamps Wiring Diagram (1 of 2) for GMC Cutaway G2012 3500

List of elements for Exterior Lamps Wiring Diagram (1 of 2) for GMC Cutaway G2012 3500:

• (in dash harness, 13 cm from radio breakout) j245
• (in dash harness, 6 cm from radio breakout) j246
• (provisional)
• A x419
• Alarm enable sig
• Aux prk lamp fuse 3 15a
• B3 x600
• Bcm 6 fuse 72 10a
• Bcm3 fuse 26 10a
• Bcm5 fuse 7 10a
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• Brake sig
• Cargo/ passenger
• Center high mounted stop lamp (chmsl)
• Chmsl ctrl
• Cutaway
• Driver outside rearview mirror (in driver door)
• Frt prk lamp fuse 4 10a
• G302 (behind left kick panel)
• G347
• G348
• G401 (on top of right "d" pillar)
• G402 (on top of left "d" pillar)
• Ground distribution system
• Hazard sw sig
• Hazard switch
• Hot at all times
• J202
• J403
• J403 (w/o rear window defogger)
• J410
• J500
• J600
• J902 (w/ rear window defogger)
• Left
• Left tail/stop & turn signal lamp
• Lf turn sig lp ctrl
• License lamp
• Lr turn sig lp ctrl
• Lt rear park lamp fuse 8 10a
• Mega fuse 125a
• Nca
• Park lamp ctrl
• Park lamps sig
• Passenger outside rearview mirror (in right front passenger door)
• Prk lamp relay k3
• Rf turn sig lp ctrl
• Right
• Right tail/stop & turn signal lamp
• Rr turn sig lp ctrl
• Rt rear prk lamp fuse 7 10a
• Splice block jx347 (in body harness, attached to lower left "b" pillar)
• Splice block jx348 (in body harness, attached to lower right "b" pillar part of g348)
• Stop lamps ctrl
• Tan
• Trailer tow circuit
• Trlr prk lamp fuse 5 15a
• Turn signal/ multi-function switch
• Under- hood fuse block (on left side of engine compt)
• Upftr park lamp fuse 6 10a
• W/ ambulance & recreational vehicle sales package
• W/ folding mirrors
• X1 a5
• X1 b5
• X1 g3
• X2 b4
• X200
• X3 j2
• X318
• X320
• X320 x
• X401
• X402
• X402 a
• X412
• X412 c (w/o rear window defogger)
• X500

Exterior Lamps Wiring Diagram (2 of 2) for GMC Cutaway G2012 3500

List of elements for Exterior Lamps Wiring Diagram (2 of 2) for GMC Cutaway G2012 3500:

• (in engine harness, 16 cm from underhood fuse block x1 breakout) j123
• (in forward lamp harness, 48 cm from left headlamp breakout) j121
• (on inner left rear frame rail) g400
• (provisional)
• 4 speed a/t
• 4.3l
• 6 speed a/t
• 6.6l
• A x221
• A5 x101
• Auto
• Automatic transmission
• Aux stop lamp fuse 68 15a
• Brk sw fuse 13 10a
• Computer data lines system
• Control solenoid valve assembly
• Cutaway
• E x405
• Engine control module (ecm) (left side of engine compt)
• Except 4.3l
• G100 (on left front of engine compt)
• G101 (on right front of engine compt)
• G102 (4.8l, 5.3l & 6.0l: on left rear of engine) (6.6l: left front lower side of the engine block) (4.3l: right rear of engine)
• G302 (behind left kick panel)
• Head
• Headlamp & panel dimmer switch
• Hot at all times
• Hot w/ run/crank relay 15 energized
• Ign
• Instrument panel cluster (ipc)
• Ipc fuse 10 10a
• J100
• J102
• J110
• J231 (in instrument panel harness, 5 cm from x200 breakout towards instrument panel cluster)
• J248
• J402
• Left front marker lamp
• Left park/ turn signal lamp
• Left turn ind
• Logic
• N x174
• Off
• Park
• Pnk
• Right front marker lamp
• Right park/ turn signal lamp
• Right turn ind
• Ser data
• Stop lamp switch (behind left side of dash, above brake pedal)
• Stop lamps pcb relay
• Transmission control module (tcm)
• Underhood fuse block (on left side of engine compt)
• X1 c7
• X100
• X2 a4
• X2 e2
• X2 f3
• X3 a1
• X3 c5
• X3 h7
• X3 j4
• X4 c
• X405 c
• X405 f
• X405 g

Trailer Tow Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Trailer Tow Wiring Diagram for GMC Cutaway G2012 3500:

• Backup lamps circuit
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• Computer data lines system
• G302 (behind left kick panel)
• G400 (on inner left rear frame rail)
• Hi spd gmlan+
• Hi spd gmlan-
• Hot at all times
• Hot w/ prk lamp relay k3 energized
• J247
• J402 (except 5.3l w/ backup alarm)
• Lo spd gmlan
• Lt stop/ trn trlr fuse 21 10a
• Lt trailer turn signal lamp
• Rt stop/ trn trlr fuse 3 10a
• Rt trailer turn signal lamp
• Tan
• Trailer connector
• Trlr lt stop/trn pcb relay k9
• Trlr prk lamp fuse 13 15a
• Trlr rt stop/trn pcb relay k18
• Trlr wrg fuse 11 30a
• Trlr wrg fuse 42 30a
• Underhood fuse block (on left side of engine compt)
• X1 b2
• X2 a7
• X2 e3
• X2 e4
• X3 b5
• X3 c4
• X3 g3

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 5) for GMC Cutaway G2012 3500

List of elements for Ground Distribution Wiring Diagram (1 of 5) for GMC Cutaway G2012 3500:

• (4.3l) ignition control module (icm)
• (6.0l) primary fuel level sensor
• (6.0l) secondary fuel level sensor
• (6.6l) engine oil level (eol) switch
• (6.6l) fan cltch (ev) relay
• (6.6l) fuel pressure regulator 1 shield
• (6.6l) fuel pressure regulator 2 shield
• (6.6l) glow plug control module (gpcm)
• (6.6l) vacuum pump
• (6.6l) wait to start indicator
• (in odd ignition/coil module jumper harness, on top left side of engine)
• (manual a/c) a/c compressor clutch
• (w/ chrome grille radiator) left high beam headlamp
• (w/ chrome grille radiator) left low beam headlamp
• (w/ engine remote start) hood ajar switch
• (w/o chrome grille radiator) left headlamp
• 4.3l/6.6l
• 4.8l/5.3l/6.0l
• Auxiliary battery
• Battery
• Battery current sensor (except 6.6l)
• Blower motor resistor assembly
• Crnk relay
• Fuel pump relay
• G100 (on left front of engine compt)
• G102 (4.3l: right rear of engine) (4.8l, 5.3l & 6.0l: on left rear of engine) (6.6l: left front lower side of engine block)
• G104
• G105 (on right front frame rail, in engine compt)
• G106 (on right front of engine compt)
• G110 (lower left front of engine)
• G120
• G305 (6.6l) (left center outer frame rail, near secondary battery)
• Horn assembly
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Ignition coil 7
• Ignition coil 8
• J100
• J102 (6 cm from map sensor breakout)
• J164 (in engine jumper harness, 9 cm from x110 connector)
• J176
• J179 (in lpg main harness, at ground to lpg control module & wait to start lamp)
• J183 (in even ignition/ coil module jumper harness, on top right side of engine)
• J368 (in lpg chassis harness, 434 cm from g105)
• J369 (in lpg chassis harness, 7.5 cm from primary fuel level sensor)
• Left front marker lamp
• Left park/turn signal lamp
• Lpg bypass solenoid
• Lpg control module
• Nca
• Nca nca
• Primary fuel level sensor
• Run/ crnk relay
• Secondary fuel level sensor
• Stop lamps pcb relay k11
• Underhood fuse block (on left side of engine compt)
• Underhood lamp
• W/ 3 tank vehicle kit & lpg
• W/ 4 tank complete vehicle kit
• W/ 4 tank vehicle kit & lpg
• Wait to start indicator
• Windshield wiper motor
• Wiper diode
• Wiper hi diode
• Wpr pcb relay k13
• X100
• X109
• X126
• X127

Ground Distribution Wiring Diagram (2 of 5) for GMC Cutaway G2012 3500

List of elements for Ground Distribution Wiring Diagram (2 of 5) for GMC Cutaway G2012 3500:

• (4 speed a/t) automatic transmission
• (4 speed a/t) transmission control module (tcm)
• (4.3l)
• (6 speed a/t) automatic transmission
• (except 6.6l) engine control module (ecm)
• (except 6.6l) mass air flow (maf)/ intake air temperature (iat) sensor
• (heavy duty) brake fluid level switch
• (if equipped) backup alarm
• (in lpg chassis harness, 30.5 cm from primary liquid propane delivery module)
• (not used) g
• 4.3l/5.3l
• 4.8l & 6.0l
• 4.8l, 6.ol, 4.3l w/o hd truck trailer
• 5.3l w/ hd truck trailer w/o backup alarm
• 6.6l
• Body control module (bcm)
• Cng control module
• Control solenoid valve assembly
• Coolant heater
• Coolant heater fuel pump
• Engine control module (ecm)
• Except 5.3l w/ hd truck trailer
• Except 5.3l w/ hd truck trailer & backup alarm
• Exhaust gas recirculation (egr) valve shield
• Fuel filter pressure switch
• Fuel heater
• Fuel pressure regulator 1 shield
• Fuel pressure regulator 2 shield
• Fuel pump
• Fuel pump & sender assembly
• G103 (4.3l: left rear of engine) (4.8l, 5.3l & 6.0l: on right rear of engine) (6.6l: left front lower side of engine block)
• G109 (6.6l) (lower right front of engine)
• G350 (rear of transmission case)
• G400 (on inner left rear frame rail)
• Glow plug control module (gpcm)
• H x1
• Intake air valve shield
• J160 (in engine harness, 5.5 cm from x110 breakout)
• J161 (in engine harness, 6.5 cm from engine control module x2 connector breakout)
• J162 (in engine harness, 10 cm from g109 breakout)
• J163 (in engine harness, 23 cm from g109 breakout)
• J316 (in transmission harness, 20 cm (7.87 in) from x174)
• J402 (cutaway: in chassis harness, 24 cm from g400 breakout) (passenger/cargo: in chassis harness, 16 cm from g400 breakout)
• J430 (in lpg fuel tank harness, 1778mm from x350) x350
• Lpg cut off solenoid valve
• Nca
• Park/ neutral position (pnp) switch
• Primary lpg pump assembly
• Reductant line heater
• Reductant pump
• Reductant sensor module
• Reductant tank heater
• Secondary lpg pump assembly
• Trailer connector b
• W/ 3 tank complete vehicle kit & lpg
• W/ 4 tank complete vehicle kit
• W/ cargo 6.6l, except 5.3l w/ hd truck trailer & backup alarm
• W/ dedicated cng
• W/ fuel fired auxiliary heater
• W/o dedicated cng
• X1 (4.8l/5.3l/ 6.0l)
• X100
• X101
• X174
• X305
• X316
• X350
• X395
• X405

Ground Distribution Wiring Diagram (3 of 5) for GMC Cutaway G2012 3500

List of elements for Ground Distribution Wiring Diagram (3 of 5) for GMC Cutaway G2012 3500:

• (6.6l) engine coolant level switch
• (if equipped) on star button assembly
• (if equipped) radio
• (if equipped) vehicle communication interface module (vcim)
• (in dash harness, 36 cm from x200 breakout) j247
• (in dash harness, 5 cm from inflatable restraint i/p module connector breakout)
• (not used)
• (rv upfitter & ambulance upfitter) upftr ctsy lamps pcb relay k8
• (rv upfitter, cutaway upfitter & ambulance upfitter) upftr aux2 relay k4
• (w/ active brake control) traction control switch (tcs)
• (w/ brake warning indicator) brake booster fluid flow alarm switch
• (w/ cigarette lighter ashtray) cigar lighter (w/o cigarette lighter ashtray) center console 1 accessory power outlet
• (w/ digital audio) digital radio receiver
• (w/ rear window defogger & power mirrors) rear defog relay k5
• (w/o radio) chime module
• Air temperature actuator
• Ambient light sensor
• Automatic transmission shift lock control solenoid
• Bck/up lamp pcb relay k7
• Body control module (bcm)
• Body fuse block (under left front seat)
• Body fuse block (under left x1 front seat)
• Cargo dr unlck pcb relay k10b
• Center console 2 accessory power outlet
• Communication system
• Data link connector (dlc)
• Driver information center (dic) switch
• Drvr dr unlck pcb relay k9b
• Electronic compass module
• Ftr rear dr lck pcb relay k10a
• Ftr rear pass dr unlck pcb relay k9a
• G301 (behind left kick panel)
• G302 (behind left kick panel)
• G304 (behind right kick panel)
• Headlamp & panel dimmer switch
• Heavy duty
• Horn switch
• Hvac control assembly
• Inflatable restraint front passenger presence system (pps) sensor
• Inflatable restraint i/p module disable switch
• Inflatable restraint i/p module indicator
• Inflatable restraint sensing & diagnostic module (sdm)
• Inflatable restraint steering wheel module coil
• Inflatable restraint vehicle rollover sensor
• Instrument panel cluster (ipc)
• J202 (in steering column harness, 25 cm from x200 connector)
• J210 (in steering wheel harness, near x200 connector)
• J244 (in instrument panel harness, 5 cm from x200 breakout towards instrument cluster panel)
• J248 (in dash harness, 8 cm from x200 breakout)
• J264 (in steering column harness, 29 cm from x200)
• J265 (in instrument panel harness)
• J271 (in instrument panel harness, 7.5 cm from vehicle communication interface module breakout)
• Left steering wheel control switch
• Rap relay k6
• Redundant radio steering wheel controls
• Remote control door lock receiver (rcdlr)
• Right steering wheel control switch
• Run relay k1
• Rv upfitter
• Steering wheel speed/ position sensor
• Theft deterrent module
• Tow/ haul switch
• Turn signal/ multi-function switch
• W/ automatic electronic cruise control
• W/ automatic electronics cruise control &
• W/ compass display
• W/ electric side door lock control
• W/ radio
• W/ rear window defogger & power mirrors
• W/ redundant radio steering wheel control
• W/ remote keyless entry & low tire pressure indicator
• W/ vechicle
• W/o automatic electronics cruise control &
• W/o manual suppression switch & rv upfitter
• W/o vechicle
• Windshield washer fluid pump
• Windshield wiper motor
• X100
• X141
• X200
• X205
• X222
• X306
• X318

Ground Distribution Wiring Diagram (4 of 5) for GMC Cutaway G2012 3500

List of elements for Ground Distribution Wiring Diagram (4 of 5) for GMC Cutaway G2012 3500:

• (if equipped) auxiliary blower motor switch
• (if equipped) driver seat adjuster switch
• (if equipped) passenger seat adjuster switch
• (not used) c
• (passenger/ cargo) right rear door jamb switch
• (w/ auxiliary heater plumbing & wiring) (not used) b
• (w/ left rear hinged door) left rear door jamb switch
• Auxiliary hvac control module
• Cm from front courtesy breakout)
• Cutaway upfitter
• Dome lamp
• Driver door latch
• Driver door lock switch
• Driver outside rearview mirror
• Driver window switch
• E x319
• Front auxiliary hvac control assembly
• Front dome/ reading lamps
• G347 (on bottom of left "b" pillar)
• G348 (right side of passenger compt, lower right of "b" pillar)
• If equipped
• J500 (in left front door harness, 6 cm from left front door speaker breakout)
• J501 (in left front door harness, 7 cm from left front door speaker breakout)
• J600 (in right front door harness, 7 cm from right front door speaker breakout)
• J601 (in right front door harness, 5 cm from passenger outside rearview mirror breakout)
• Left sunshade
• Left vanity mirror lamp
• Nca
• Outside rearview mirror switch
• Passenger door latch
• Passenger door lock switch
• Passenger outside rearview mirror
• Passenger window switch
• Rear auxiliary hvac control assembly
• Right sunshade
• Right vanity mirror lamp
• Rv upfitter
• Rv upfitter (not used) p
• Splice block jx347
• Splice block jx348
• W/ electric side door lock control
• W/ power mirrors & windows
• W/ rear a/c & front vanity mirror w/o rv upfitter
• W/ rear a/c & rv upfitter
• W/ rear a/c & rv upfitter & swb passenger
• W/ rear a/c w/o rv upfitter
• W/o electric side door lock control
• W/o power mirrors & windows
• W/o rear a/c & front vanity mirror w/ cutaway upfitter
• X205
• X306
• X307
• X320
• X321
• X409
• X500
• X600

Ground Distribution Wiring Diagram (5 of 5) for GMC Cutaway G2012 3500

List of elements for Ground Distribution Wiring Diagram (5 of 5) for GMC Cutaway G2012 3500:

• (5.3l) fuel pump flow control module
• (cargo w/o rv upfitter) dome lamp
• (light duty) brake pressure differential switch
• (w/ chrome grille radiator) right high beam headlamp
• (w/ chrome grille radiator) right low beam headlamp
• (w/o chrome grille radiator) right headlamp
• Auxiliary air temperature actuator
• Auxiliary blower motor
• Auxiliary mode actuator
• B x409
• Cargo door latch
• Cargo door lock switch
• Center high mounted stop lamp (chmsl)
• Dome lamp
• Door window
• Door window stationary rear
• Electronic brake control module (ebcm)
• Front cargo fluorescent work lamp
• Fuel filter pressure switch
• G101 (on right front of engine compt)
• G111 (6.6l)
• G300 (on left frame rail, near ebcm)
• G401 (on top of right "d" pillar)
• G402 (on top of left "d" pillar)
• G403 (w/ commercial tradesman sales package) (on center of left "d" pillar)
• J110 (in forward lamp harness, 12 cm from left headlight connector breakout)
• J300 (in prp/uf2 harness, 42 cm from left front side front access panel actuator)
• J315 (in chassis harness, 10 cm from g300 breakout)
• J330 (in rear headliner harness, 30 cm from x420)
• J403 (in body harness, 6 cm from g401 breakout)
• J410 (in body harness, 47 cm from x401 breakout)
• J411 (in rear hvac harness, 6 cm from auxiliary blower motor connector breakout)
• J901 (in rear cargo door harness, 35 cm from x902)
• J902 (in right rear door harness, 19 cm from license lamp connector breakout)
• Left backup lamp
• Left front access panel fluorescent work lamp
• Left front side front access panel actuator
• Left front side rear access panel actuator
• Left rear access panel fluorescent work lamp
• Left rear side front access panel actuator
• Left rear side rear access panel actuator
• Left rear window defogger grid
• Left tail/stop & turn signal lamp
• License lamp
• Middle dome/ reading lamps
• Nca
• Passenger
• Rear auxiliary hvac control assembly
• Rear cargo fluorescent work lamp
• Rear dome/ reading lamps
• Right access panel fluorescent work lamp
• Right backup lamp
• Right front marker lamp
• Right park/turn signal lamp
• Right rear window defogger grid
• Right side front access panel actuator
• Right side rear access panel actuator
• Right tail/stop & turn signal lamp
• Swing out rear
• W/ auxiliary heater & rear a/c
• W/ auxiliary heater w/o rear a/c
• W/ auxiliary heater, rear a/c & rear window defogger
• W/ cargo lamps
• W/ electric side door lock control
• W/ rear a/c
• W/ rear a/c & swb
• W/ rear window defogger
• W/o active brake control w/ active brake control
• W/o auxiliary heater & rear a/c
• W/o electric side door lock control
• W/o rear window defogger
• X400
• X401
• X402
• X409
• X411
• X412
• X420
• X901
• X902

HEADLIGHTS

Headlights Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Headlights Wiring Diagram for GMC Cutaway G2012 3500:

• Ambient light sensor (on top of instrument panel)
• Ambient sens sig
• Auto
• Body control module (bcm) (behind lower right side of dash)
• Computer data lines system
• Drl 1 fuse 67 15a
• Drl 2 fuse 66 10a
• Drl pcb relay k19
• Ftp
• Fusible link 2
• G100 (on left front of engine compt)
• G101 (on right front of engine compt)
• G302 (behind left kick panel)
• Head
• Headlamp & panel dimmer switch
• Headlamp lo sig
• Headlamp sw sig
• Hi beam rly ctrl
• High beam ind
• High beam pcb relay k7
• Hot at all times
• Hot w/ run/crnk relay 15 energized
• Ign
• Instrument panel cluster (ipc)
• Ipc fuse 10 10a
• J110
• J118
• J202
• J248
• Left headlamp
• Left high beam headlamp
• Left low beam headlamp
• Lo beam ctrl
• Lo beam rly ctrl
• Logic
• Low
• Low beam pcb relay k6
• Lt hi beam fuse 51 10a
• Lt lo beam fuse 53 10a
• Off
• Park
• Park brake switch (under left side of dash)
• Park brk sw sig
• Park lamps sig
• Pnk
• Red
• Right headlamp
• Right high beam headlamp
• Right low beam headlamp
• Rt hi beam fuse 52 10a
• Rt lo beam fuse 54 10a
• Serial data
• Switch off sig
• Switch on sig
• Turn signal/ multi-function switch
• Underhood fuse block (on left side of engine compt)
• W/ chrome grille
• W/o chrome grille
• X200
• X220

HORN

Horn Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Horn Wiring Diagram for GMC Cutaway G2012 3500:

• (w/ automatic electronics cruise control & redundant radio steering wheel controls) j210
• A x1
• A1 x200
• Body control module (bcm) (behind lower right side of dash)
• G102 (4.3l: right rear of engine) (4.8l, 5.3l & 6.0l: on left rear of engine) (6.6l: left front lower side of engine block)
• G302 (behind left kick panel)
• Horn assembly (at left front of engine compt)
• Horn fuse 16 20a
• Horn relay ctrl
• Horn switch (in steering wheel)
• Horn/ wash pcb relay k5
• Hot at all times
• Inflatable restraint steering wheel module coil (at top of steering column)
• J102
• J264
• Tan
• Underhood fuse block (on left side of engine compt)
• X1 a
• X1 b4
• X2 a
• X2 k

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram (1 of 3) for GMC Cutaway G2012 3500

List of elements for Instrument Cluster Wiring Diagram (1 of 3) for GMC Cutaway G2012 3500:

• (if equipped) electronic compass module
• Abs ind
• Air bag ind
• Ajar sw sig
• Ambient air temperature sensor (w/ outside temperature display) (behind front grille, on radiator support)
• B11
• Batt pos volt
• Belt ind
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• Brake ind
• Charge ind
• Cmps fuse 19 10a
• Computer data lines system
• Cruise ind
• Dic sw sig
• Driver information center (dic) display
• Engine controls system
• Engine coolant level switch (diesel) (right front of engine compt, attached to bottom of coolant surge tank)
• Engine coolant temperature gauge
• Fuel gauge
• G302 (behind left kick panel)
• Gmlan serial
• Gnd
• High beam ind
• Hot at all times
• Hot w/ run relay k1 energized
• Hot w/ run/crnk relay 15 energized
• Ign volt
• Ind ctrl
• Ind lamp (mil) malfunction
• Instrument panel cluster (ipc)
• Ip cluster fuse 23 10a
• Ipc fuse 10 10a
• J244
• Left turn ind
• Lf door ajar sw
• Liftgate
• Logic
• Low engine oil pressure gauge
• Low fuel ind
• Low ref
• Low stability ind
• Lr door open sw
• Mil ctrl
• Network 3
• Odometer
• Park brake switch (under left side of dash)
• Pass off ind
• Pass on ind
• Pass seat belt
• Passenger seat
• Pnk
• Pressure ind low oil
• Prnd 321
• Rf door ajar sw
• Right turn ind
• Rr door open sw
• Seat belt ind
• Security ind
• Sens sig
• Seo fuse 27 10a
• Speedometer
• Sw sig
• Switch sig
• Tire pressure ind
• Tow/haul ind
• Traction control ind
• Underhood fuse block (on left side of engine compt)
• Volts gauge
• W/ brake warning indicator system
• W/ odometer security wiring provision (seo)
• W/o odometer security wiring provision (seo)
• Wait to start ind (diesel)
• X100
• X150
• X205
• X220
• X318

Instrument Cluster Wiring Diagram (2 of 3) for GMC Cutaway G2012 3500

List of elements for Instrument Cluster Wiring Diagram (2 of 3) for GMC Cutaway G2012 3500:

• (or 6049)
• 4.3l
• 4.8l/5.3l/6.0l
• 5v ref 2
• 6.6l
• C12
• Cargo door latch assembly (w/ cargo/passenger) (in right rear cargo door)
• Computer data lines system
• Data bus(+)
• Data bus(-)
• Driver door latch assembly
• Driver information center (dic) switch
• Engine control module (ecm) (left side of engine compt)
• G302 (behind left kick panel)
• G347
• G348
• G401 (on top of right "d" pillar)
• Hinged door)
• Illumi- nation
• Interior lights system
• J244
• J501 (w/ electronic side door lock control))
• J601 (w/ electronic side door lock control)
• J901 (w/ electronic side door lock control)
• Left rear side door jamb switch (w/ left rear
• Low ref
• Passenger door latch assembly (at rear of front passenger door)
• Person- alization
• Pnk
• Right rear door jamb switch (w/ cargo/passenger)
• Sens sig
• Set/ reset
• Splice pack jx347 (in body harness, attached to lower left "b" pillar)
• Splice pack jx348 (in body harness, attached to lower right "b" pillar part of g348)
• Switch sig
• Tan
• Trip/ fuel
• Vehicle info
• W/ brake warning indicator system
• Water in fuel sensor
• X101
• X107
• X174
• X316 b
• X318
• X400
• X500
• X600

Instrument Cluster Wiring Diagram (3 of 3) for GMC Cutaway G2012 3500

List of elements for Instrument Cluster Wiring Diagram (3 of 3) for GMC Cutaway G2012 3500:

• 4.3l
• 4.3l, 4.8l & 6.0l (vin g)
• 4.8l/5.3l/6.0l
• 5.3l
• 5v ref
• 6.0l (vin b)
• 6.6l
• Alternative fuel tank pressure sensor
• B x141
• B4 x101
• Brake booster fluid flow alarm switch (in power steering pump outlet hose)
• Brake booster fluid pressure alarm switch (in power steering pump inlet hose)
• Brake pressure differential switch (on brake valve, near front of ebcm)
• Cng control module (6.0l(vin b)) (forward of left rear spring on frame)
• Cng fuel vehicle
• Compt)
• Engine controls system
• Engine oil level switch (on left side of oil pan)
• Engine oil pressure (eop) sensor (except 6.6l: on top rear of engine) (6.6l: lower left side of engine)
• Fuel level sensor (on left frame rail)
• Fuel pump & sender assembly (on fuel tank)
• Fuel pump relay sig
• G103 (4.3l: left rear of engine) right rear of engine) (6.6l: left front lower side of the engine block) (4.8l, 5.3l & 6.0l: on right rear of engine)
• G110 (lower left front of engine)
• G300 (on left frame rail, near ebcm)
• G302 (behind left kick panel)
• Heavy duty
• J101
• J244
• J301 (cutaway: in chassis harness, 87 cm from ebcm connector breakout) (passenger/cargo: in chassis harness, 44 cm from ebcm connector breakout)
• J315
• J369
• Light duty
• Low ref
• Lpg control module (6.0l(vin b)) (on tank control box)
• Lpg fuel vehicle w/ 3 tank
• Lpg fuel vehicle w/ 4 tank
• Pressing
• Primary fuel level sensor
• Primary sig fuel sender
• Red
• Secondary fuel level sensor
• Secondary sig fuel sender
• Sensing
• Tan
• W/ brake warning indicator system
• X100
• X101
• X110
• X141
• X350

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 2) for GMC Cutaway G2012 3500

List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for GMC Cutaway G2012 3500:

• (in body harness, 15 cm from x306 breakout) j331
• (or 690)
• (provisional)
• (w/ rear a/c & front vanity mirror w/o rv upfitter) j314
• All times
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• C12
• C7 x3
• Cargo
• Cargo door latch assembly (in right rear cargo door)
• Cargo/passenger
• Computer data lines system
• Courtesy lp ctrl
• Ctsy lp ctrl
• Data bus (+)
• Data bus (-)
• Defeat sw sig
• Dome
• Fl dome rly ctrl
• Front dome/ reading lamps
• G102 (except 6.6l & 4.3l: on left rear of engine) (6.6l: left front lower side of the engine block) (4.3l: right rear of engine)
• G302 (behind left kick panel)
• G348
• G401 (on top of right "d" pillar)
• G401 (passenger) (on top of right "d" pillar)
• G402 (cargo) (on top of left "d" pillar)
• Harness, 11 cm from right sunshade breakout) j332
• Headlamp & panel dimmer switch
• Hot at
• J102
• J247
• J248
• J302
• J330
• J407 (in rear headliner harness, 44 cm from x420)
• J901 (w/ electronic side door lock control)
• K x405
• Left sunshade (on upper left of headliner)
• Lf dr ajar sw sig
• Liftgate ajar sw sig
• Lr dr open sw sig
• Middle dome/ reading lamps
• Passenger
• Passenger/cargo w/o rv upfitter
• R x320
• Reading
• Rear dome/ reading lamps (passenger) dome lamp (cargo)
• Red
• Rf dr ajar sw sig
• Right sunshade (on upper right of headliner)
• Rr dr open sw sig
• Splice block jx348 (in body harness, attached to lower right "b" pillar part of g348)
• Tan
• Underhood fuse block (on left side of engine compt)
• Underhood lamp
• Upftr aux 1 fuse f16 (w/ cutaway, ambulance & rv upfitters) 50a
• Upftr ctsy lamp fuse f30 15a
• Upftr ctsy lamp pcb relay k8 (w/ ambulance & rv upfitter)
• W/ commercial tradesman sales package & cargo lamp
• W/ cutaway
• W/ cutaway & cargo w/o rv upfitter
• W/ left & right sunshade mirror
• W/ rv upfitter
• W/ rv upfitter, left & right sunshade mirror
• W/o rv upfitter
• X1 e1
• X100
• X109
• X2 h7
• X205
• X205 h
• X304
• X318
• X400
• X417
• X420
• X500
• X600

Courtesy Lamps Wiring Diagram (2 of 2) for GMC Cutaway G2012 3500

List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for GMC Cutaway G2012 3500:

• (at left "b" pillar) (w/ commercial tradesman sales package & cargo lamp) dome fluorescent work lamps relay
• (w/ electronic side door lock control) j501
• Dome fluorescent work lamps fuse 2 10a
• Driver door latch assembly (at rear of driver door)
• Front cargo fluorescent work lamp
• G347
• G348
• G403 (on center of left "d" pillar)
• J312
• J348
• J350 (in prp/uf2 harness, 12 cm from left front dome fluorescent work lamp connector)
• J601 (w/ electronic side door lock control)
• Left front access panel fluorescent work lamp
• Left rear access panel fluorescent work lamp
• Left rear door jamb switch (w/ left rear hinged door)
• Passenger door latch assembly (at rear of front passenger door)
• Rear cargo fluorescent work lamp
• Rear fuse block (on left "b" pillar)
• Red
• Right access panel fluorescent work lamp
• Right rear door jamb switch (cargo/ passenger)
• Splice block jx347 (in body harness, attached to lower left "b" pillar)
• Splice block jx348 (in body harness, attached to lower right "b" pillar part of g348)

Instrument Illumination Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Instrument Illumination Wiring Diagram for GMC Cutaway G2012 3500:

• (in instrument panel harness, 70 cm from radio) j207
• (in steering column) inflatable restraint steering wheel module coil
• (in steering wheel harness, near x200 connector) j208
• (not used)
• (w/ power mirrors & power windows)
• A15
• A4 x1
• A7 x2
• Auto
• Auxiliary blower motor switch (if equipped)
• Battery pos volt
• Bcm 1 fuse 59 10a
• Bcm 2 fuse 58 10a
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• C2 x1
• Computer data lines system
• Data bus (+)
• Data bus (-)
• Dimming ctrl
• Driver door lock switch
• Driver information center (dic) switch
• Driver window switch
• Front auxiliary hvac control assembly
• G301 (behind left kick panel)
• G302 (behind left kick panel)
• G304 (behind right kick panel)
• G347
• G348
• H2 x3
• Headlamp & panel dimmer switch
• Headlamps off sig
• Heavy duty
• Hot at all times
• Hvac control assembly
• Inflatable restraint i/p module disable switch (w/ manual suppression)
• Ip dimming volt ref
• Ipl dimmer sw sig
• Ipl dimming ctrl
• J210
• J244
• J248
• J249
• J250 (in dash harness, 5 cm from air temperature actuator connector breakout)
• J265
• J314
• J355 (w/ rear auxiliary controls & rv upfitter: in upfitter hvac control harness, 11 cm from auxiliary hvac control processor connector breakout) (w/o rv upfitter: in front headliner harness, 21 cm from x304 breakout)
• J356 (in body harness, 20 cm from underhood fuse block breakout)
• J5 x2
• J600
• Left steering wheel control switch
• Off
• Park head
• Park lamps sig
• Passenger door lock switch
• Passenger window switch
• Pnk
• Radio
• Rear auxiliary hvac control assembly
• Right steering wheel control switch
• Splice block jx347 (in body harness, attached to lower left "b" pillar)
• Splice block jx348 (in body harness, attached to lower right "b" pillar part of g348)
• Str/whl/ snsr fuse f2 2a
• Tan
• Tow/haul switch
• Traction control switch (tcs) (w/ active brake control)
• Underhood fuse block (on left side of engine compt)
• W/ automatic electronic cruise control
• W/ automatic electronic cruise control & redundant radio steering wheel control
• W/ auxiliary heater & w/o rear a/c
• W/ electric side door lock
• W/ power operated window
• W/ rear auxiliary controls
• W/ redundant radio steering wheel control
• W/ rv upfitter
• W/o radio provisions
• W/o rear auxiliary controls
• W/o redundant radio steering wheel control
• W/o rv upfitter
• X1 a6
• X200
• X205
• X319
• X420
• X500
• X600

NAVIGATION

Navigation Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Navigation Wiring Diagram for GMC Cutaway G2012 3500:

• (behind left kick panel) g302
• (in body harness, 10 cm from x415 breakout) j451
• (in body harness, 10 cm from x419 breakout) j450
• (not used)
• (or pnk)
• (or pnk) e
• (w/ vehicle communication system) j271 (w/o vehicle communication system) j248
• 12v ref
• A11
• Antenna in
• B12
• Batt positive volt
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• C12
• Cellular & digital radio antenna
• Cellular & navigation antenna
• Coax
• Computer data lines system
• Cruise control system
• Cutaway, upfitter
• Digital radio receiver (left side of dash)
• Drain wire
• Gnd
• Hi spd gmlan serial data bus (+)
• Hi spd gmlan serial data bus(-)
• Hot at all times
• Inflatable restraint steering wheel module coil (at top of steering column)
• Info
• Interior lights system
• J270
• J452 (in body harness, 46 cm from x417 breakout)
• J453 (in body harness, 52 cm from x417 breakout)
• Led dimming ctrl
• Left cargo door speaker (if equipped)
• Left front speaker
• Left rear speaker
• Lf mid out (+)
• Lf mid out (-)
• Lh audio sig (+)
• Lh audio sig (-)
• Lo gmlan serial data
• Lo ref
• Lo serial data
• Lo spd gmlan serial data
• Lr mid out (+)
• Lr mid out (-)
• Mute
• Nca
• Passenger/ cargo
• Pnk
• Radio
• Radio antenna
• Rdo/ chime fuse 20 15a
• Rf mid out (+)
• Rf mid out (-)
• Rh audio sig (+)
• Rh audio sig (-)
• Right cargo door speaker (if equipped)
• Right front speaker
• Right rear speaker
• Right steering wheel control switch
• Rr mid out (+)
• Rr mid out (-)
• Seek down
• Seek up
• Source
• Steering wheel ctrl
• Tan
• Usb cable
• Usb charge
• Usb receptacle
• Vehicle communication interface module (vicm) (below steering column)
• Voice sig
• Vol down
• Vol up
• W/ ambulance/ rv upfitters
• X1 g4
• X200
• X318
• X320
• X400
• X411
• X415
• X500
• X600

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 5) for GMC Cutaway G2012 3500

List of elements for Power Distribution Wiring Diagram (1 of 5) for GMC Cutaway G2012 3500:

• (on left side of engine compt) underhood fuse block
• 30a
• 4.3l/ 5.3l
• 4.8l & 6.0l
• 50a
• 6.6l
• Abs mdl fuse 2 40a
• Abs mtr fuse 1 50a
• Automatic transmission
• Aux pwr outlet fuse 25 20a
• Auxiliary battery
• Auxiliary generator
• Battery
• Bcm 1 fuse 59 10a
• Bcm 2 fuse 58 15a
• Bcm 3 fuse 26 10a
• Bcm 4 fuse 9 10a
• Bcm 5 fuse 7 10a
• Bcm 6 fuse 72 10a
• Bcm 7 fuse 8 10a
• Blower motor resistor
• Body control module (bcm)
• Body fuse block (under left front seat)
• Center console 1 accessory power outlet
• Center console 2 accessory power outlet
• Cigar lighter
• Cnstr vent sol fuse 56 10a
• Control solenoid valve assembly
• Coolant heater (w/ auxiliary heater)
• Cutaway, ambulance &
• Data link connector (dlc)
• Ecm batt fuse 19 10a
• Electrical provisions
• Electronic brake control module (ebcm)
• Engine control module (ecm)
• Evaporative emission (evap) canister vent solenoid valve
• Except 6.6l
• F21
• Fcsm batt fuse 36 20a
• Foh mdl fuse 35 15a
• From cmps fuse 19 (diagram 4 of 5)
• From run relay k1 (diagram 4 of 5)
• Frt blwr fuse 74 40a
• Fuel pump flow control module (5.3l)
• Fuse 28
• Fusible link 1
• Fusible link 2
• Fusible link 3
• Fusible link 4
• Fusible link 5 (w/ dual generator 145a)
• G302 (behind left kick panel)
• G304 (behind right kick panel)
• Generator
• Glow plug control module (gpcm)
• Instrument panel cluster (ipc) (w/ odometer security wiring provision (seo))
• Intake air heater (iah)
• J247
• J249
• Ltr/dlc fuse 73 20a
• Reading lamps
• Red
• Rv upfitters
• Seo fuse 27 10a
• Starter motor
• Tcm batt fuse 32 10a
• To high beam pcb relay k7 (diagram 2 of 5)
• Trailer connector
• Transmission control module (tcm)
• Trlr wrg fuse 11 30a
• Trlr wrg fuse 42 30a
• Underhood junction block
• Upfitter aux 2
• Upftr aux 2 relay k4 (cutaway, ambulance & rv upfitters w/ multiple interior reading lamps electrical provisions)
• W/ 4 speed a/t
• W/ 6 speed a/t
• W/ active brake control
• W/ cigar lighter
• W/ cutaway upfitter
• W/ multiple interior reading lamps
• W/ rv upfitter
• W/ truck trailer
• W/o active brake control
• W/o cigar lighter
• X101
• X174
• X222
• X321

Power Distribution Wiring Diagram (2 of 5) for GMC Cutaway G2012 3500

List of elements for Power Distribution Wiring Diagram (2 of 5) for GMC Cutaway G2012 3500:

• (diagram 3 of 5)
• (in engine harness, 5 cm from x101 breakout) j120
• (in odd ignition/coil module jumper harness, on top left pnk side of engine) j184
• (on left side of engine compt) underhood fuse block
• (or red) pnk
• 3 tank vehicle kit
• 4 tank vehicle kit
• 4.3l
• 4.8l, 5.3l & 6.0l
• 6.6l
• A/c cmprsr relay 40 (manual a/c)
• Central sequential fuel injection (central sfi) (4.3l)
• Crnk relay 39
• Drl pcb relay k19
• Ecm pwr/trn fuse 45 30a
• Ecm pwr/trn fuse 78 10a
• Engine control module (ecm)
• Engine cooling fan (6.6l)
• Evaporative emission (evap) canister purge solenoid valve
• Even ign/ inj fuse 79 20a
• Except 6.6l
• Fan cltch (ev) fuse 63 (6.6l) 10a
• Fan cltch (ev) relay 50 (6.6l)
• From trlr wrg fuse 42 a (diagram 1 of 5)
• From v6 fuel inj fuse 75 (diagram 2 of 5)
• Fuel heater (6.6l)
• Fuel htr fuse 71 15a
• Fuel injector
• Fuel pump relay 38
• 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 k7
• Horn/wash pcb relay k5
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Ignition coil 7
• Ignition coil 8
• Ignition control module (icm)
• J150
• J151
• J185 (in even ignition/ coil module jumper harness, on top right side of eng)
• Lo beam pcb relay k6
• Lpg fuel vehicle &
• Maf/cnstr vent fuse 64 15a
• Mass air flow (maf)/ intake air temperature (iat) sensor
• Mega fuse 125a
• Nca
• O2 snsr 1 (pre)/cls fuse 77 10a
• O2 snsr 2 (post) fuse 62 10a
• Odd ign/ inj fuse 65 (except 6.6l) 20a
• Pnk
• Pnk (or red)
• Pnk a
• Pnk b
• Pnk f
• Pwr/trn relay 49
• Red
• Reductant sensor module
• Stop lamps pcb relay k11 (cutaway)
• To body fuse block (diagram 4 of 5)
• To even ign/inj fuse 79 (diagram 2 of 5)
• To fuse holder (diagram 5 of 5)
• To run/crnk relay 15 d
• Trlr lt stop/trn pcb relay k9 (w/ truck trailer)
• Trlr rt stop/trn pcb relay k18 (w/ truck trailer)
• V6 fuel inj fuse 75 15a
• W/ cutaway
• Wpr fuse 55 25a
• Wpr hi pcb relay k3
• Wpr pcb relay k13
• X101
• X126
• X127
• X142
• X161
• X162
• X163
• X164
• X165
• X166
• X167
• X168
• X174
• X218
• X316
• X395

Power Distribution Wiring Diagram (3 of 5) for GMC Cutaway G2012 3500

List of elements for Power Distribution Wiring Diagram (3 of 5) for GMC Cutaway G2012 3500:

• (in prp/uf2 harness, 7 cm from breakout for rear fuse block) j312
• Acc
• Air bag fuse 28 10a
• Body control module (bcm)
• Brk sw fuse 13 10a
• Dome fluorescent work lamps fuse 2 10a
• Fluorescent work lamp relay
• From body fuse block (diagram 4 of 5)
• From mega fuse (diagram 2 of 5)
• Fscm ign fuse 6 10a
• Fuel pump flow control module (5.3l)
• G102 (4.3l: right rear of engine) (4.8l/5.3l/6.0l: on left rear of engine) (6.6l: left front lower side of engine block)
• Ign
• Ignition switch
• Inflatable restraint i/p module disable switch
• Inflatable restraint i/p module indicator
• Inflatable restraint sensing & diagnostic module (sdm)
• Instrument panel cluster (ipc)
• Ipc fuse 10 10a
• J102
• J203 (in steering column harness, 27 cm from x200 connector)
• J205 (in steering column harness, 30 cm from x200 connector)
• J302 (in prp/uf2 harness, 15 cm from rear fuse block)
• J303 (in prp/uf2 harness, 8 cm from rear fuse block)
• Key-in switch
• Left front access panel relay 5
• Left rear access panel relay 1
• Off
• Panel actuator fuse 3 45a
• Pnk
• Rear fuse block (on left "b" pillar)
• Red
• Right access panel relay 6
• Run
• Run/crnk relay 15
• Start
• Steering wheel speed/ position sensor
• Stop lamp switch
• Str/whl snsr fuse 29 (w/ active brake control) 10a
• Theft deterrent module (tdm)
• To splice j115 (diagram 5 of 5)
• To trans fuse 17 (diagram 5 of 5)
• Underhood fuse block (on left side of engine compt)
• W/ cargo lamp
• W/ manual suppression
• W/o rv upfitter & manual suppression
• X100
• X200
• X221
• X318

Power Distribution Wiring Diagram (4 of 5) for GMC Cutaway G2012 3500

List of elements for Power Distribution Wiring Diagram (4 of 5) for GMC Cutaway G2012 3500:

• (not used)
• (under left front seat) body fuse block
• 6.6l
• Air bag/aos fuse 10 10a
• Air temperature actuator
• Auxiliary air temperature actuator (w/ rear a/c)
• Auxiliary blower motor high speed relay
• Auxiliary blower motor low speed relay
• Auxiliary blower motor medium speed relay
• Auxiliary hvac control module
• Auxiliary mode actuator (w/ rear a/c)
• Bck/up lamp pcb relay k7
• Body control module (bcm)
• Cargo dr unlck pcb relay k10b
• Cmps fuse 19 10a
• Digital radio receiver
• Driver seat adjuster switch (w/ driver power seat adjuster)
• Driver window switch (if equipped)
• Drvr dr unlck pcb relay k9b
• Electronic compass module (if equipped)
• Empty fuse
• From underhood fuse block (diagram 2 of 5)
• Front auxiliary hvac control assembly
• Ftr rear dr lck pcb relay k10a
• Ftr rear pass dr unlck pcb relay k9a
• G302 (behind left kick panel)
• Hvac 1 fuse 14 20a
• Hvac 2 fuse 13 10a
• Hvac cntrl fuse 25 10a
• Hvac control assembly
• Hvac control assembly (w/ electric rear window defogger & power mirrors)
• Hvac control assembly (w/ rear window defogger, power mirrors & manual a/c)
• I/p cluster fuse 23 10a
• Ign sw (dlis)/pk3 fuse 22 2a
• Inflatable restraint front passenger system (pps) presence sensor (light duty w/o rv upfitter)
• Inflatable restraint sensing & diagnostic module (sdm)
• Inflatable restraint vehicle rollover sensor (w/ left & right roof side)
• Instrument panel cluster (ipc) (w/o odometer security wiring provision (seo))
• J247
• J270
• J307 (in upfitter hvac control harness, 88 cm from x303 breakout)
• J405
• J412 (in rear hvac harness, 20 cm from auxiliary blower motor connector breakout)
• Manual a/c w/ power mirrors & rear window defogger
• Onstar fuse 11 10a
• Osrvm sw fuse 9 5a
• Outside rearview mirror switch (if equipped)
• Passenger seat adjuster switch (w/ passenger power seat adjuster)
• Passenger window switch (if equipped)
• Prk lamps relay k3
• Pwr seats circuit breaker 1 30a
• Pwr windows circuit breaker 2 25a
• Radio
• Rap relay k6
• Rdo/chime fuse 20 15a
• Rear auxiliary hvac control assembly
• Rear blwr fuse 29 30a
• Rear defog relay k5 (w/ power mirror & rear window defogger)
• Remote control door lock receiver (rcdlr) (w/ low tire pressure & remote keyless entry)
• Rfa/tpm fuse 21 10a
• Run relay k1
• To splice j203 (diagram 3 of 5)
• To splice j302 (diagram 3 of 5)
• To upftr aux 2 relay k4 (diagram 1 of 5)
• Upfitter aux 1 fuse 16 (w/ cutaway, ambulance & rv upfitters) 50a
• Upftr ctsy lamps pcb relay k8 (w/ ambulance & rv upfitters)
• Vacuum pump (6.6l)
• Vehicle communication interface module (vcim) (if equipped)
• W/ chime module
• W/ commercial tradesman
• W/ cutaway
• W/ digital audio
• W/ electric side door lock control
• W/ rear a/c
• W/ rear a/c & auxiliary heater
• W/ rear a/c, auxiliary heater, plumbing & wiring provision
• W/ rv upfitter
• W/ rv upfitter & swb passenger
• W/o chime module
• W/o digital audio
• W/o rv upfitter
• X100
• X200
• X205
• X222
• X306
• X307
• X321
• X407
• X409
• X420
• X500
• X600

Power Distribution Wiring Diagram (5 of 5) for GMC Cutaway G2012 3500

List of elements for Power Distribution Wiring Diagram (5 of 5) for GMC Cutaway G2012 3500:

• (diagram 2 of 5)
• (in engine harness, 15 cm from x101 breakout) j115
• (in lpg chassis harness, 13 cm from lpg control module) j361
• (in lpg chassis harness, 13 cm from primary fuel pump relay) j364
• (in lpg chassis harness, 7.5 cm from primary fuel pump relay) j363
• (in lpg chassis harness, 7.5 cm from scavenge fuel pump relay) j366
• (in lpg chassis harness, 7.5 cm from scavenge red
• (in lpg chassis harness, 7.5 cm from secondary fuel pump relay) j367
• (in lpg main harness,
• (in lpg main harness, first splice from battery positive ring terminal circuit) j167
• (in lpg main harness, near wait to start lamp relay) j168
• (or red)
• 1-2 shift solenoid (ss) valve
• 2-3 shift solenoid (ss) valve
• 3 tank complete vehicle kit
• 4 tank complete vehicle kit
• 4.3l
• 4.8l, 5.3l & 6.0l
• 6.6l
• At breakout of battery positive voltage to lpg bypass solenoid relay) j172
• Automatic transmission
• Automatic transmission input shaft speed (iss) sensor
• Control solenoid valve assembly
• Ecm ign/ glow plug mdl ign fuse 30 15a
• Engine control module (ecm)
• Evaporative emission purge solenoid valve relay
• Evaporative emission vent solenoid valve relay
• Except 6.6l
• From body control h module (bcm) (diagram 3 of 5)
• From fscm j ign fuse 6 (diagram 3 of 5)
• From underhood fuse block l
• Fuel pump relay) j365
• Fuse holder
• Glow plug control module (gpcm)
• J135
• J169
• J170 (in lpg main harness, at breakout of battery positive voltage to lpg bypass solenoid relay & vacuum pump)
• J171 (in lpg main harness, at breakout of battery positive voltage to lpg control module & resistor)
• J173
• J174
• Lpcm fuse 20a
• Lpcm fuse 30a
• Lpg control module
• Lpg tank scavange pump
• M pnk
• Petroleum & gas
• Pnk
• Primary fuel pump
• Red
• Secondary fuel pump
• Tcm ign fuse 31 15a
• Torque converter clutch (tcc) pulse width modulation (pwm) solenoid valve
• Torque converter clutch (tcc) solenoid valve
• Trans fuse 17 15a
• Transmission control module (tcm)
• Underhood fuse block (on left side of engine compt)
• Vacuum pump
• W/ 4 speed
• W/ 4 speed a/t
• W/ 6 speed a/t
• Wait to start indicator relay
• X101
• X107
• X174

POWER DOOR LOCKS

Power Door Locks Wiring Diagram (1 of 2) for GMC Cutaway G2012 3500

List of elements for Power Door Locks Wiring Diagram (1 of 2) for GMC Cutaway G2012 3500:

• Battery b+
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• Cargo dr unlck fuse 33 15a
• Cargo dr unlck pcb relay k10b
• Chime module (behind left center of dash)
• Computer data lines system
• Driv door lock rly
• Driv door lock sig
• Driv door unlock sig
• Drv dr unlck fuse 36 15a
• Drvr dr unlck pcb relay k9b
• Frt dr lck fuse 31 15a
• Frt pass dr unlck fuse 34 15a
• Frt rear pass dr unlck pcb relay k9a
• Ftr rear dr lck pcb relay k10a
• G302 (behind left kick panel)
• G347
• G348
• Ground
• Hot at all times
• J247
• J248
• Left rear side door jam switch (w/ hinged door) (at left "b" pillar)
• Lf door ajar sw
• Lf door open sw
• Liftgate ajar sw sig
• Lo spd
• Lo spd gmlan serial data x3
• Lr door open sw
• Pass door lock sw
• Radio
• Rear dr lck fuse 32 15a
• Rear open sw
• Rear pass dr unlck fuse 35 15a
• Remote control door lock receiver (rcdlr) (behind center of dash)
• Rf door ajar sw
• Rf door open sw
• Rfa/tpm fuse 21 10a
• Right rear side door jam switch (w/ cargo passenger) (at right "b" pillar)
• Rr door open sw
• Serial data
• Splice block jx347 (in body harness, attached to lower left "b" pillar)
• Splice block jx348 (in body harness, attached to lower right "b" pillar part of g348)
• Tan
• W/ commercial tradesman
• W/ hinged door
• W/o commercial tradesman
• X318

Power Door Locks Wiring Diagram (2 of 2) for GMC Cutaway G2012 3500

List of elements for Power Door Locks Wiring Diagram (2 of 2) for GMC Cutaway G2012 3500:

• (in body harness, 40 cm from x306 breakout)
• (in body harness, near front passenger seat, 20 cm from x306)
• A11
• B11
• C10
• C11
• C12
• Cargo door latch assembly (w/ cargo/passenger) (in right rear cargo door)
• Cargo door lock switch
• Cargo/ passenger
• Class 2
• Computer data lines system
• Cutaway
• Driver door latch assembly (at rear of driver door)
• Driver door lock switch
• Driver information center (dic)
• G347
• G348
• G401 (on top of right "d" pillar)
• Instrument panel cluster (ipc)
• J322
• J323
• J501 (w/ electronic side door lock control)
• J601 (w/ electronic side door lock control)
• J901 (w/ electronic side door lock control)
• Left rear side door lock actuator (w/ left rear hinged side door) (rear of left door)
• Left side door contact plate (at left "b" pillar)
• Logic
• Passenger door latch assembly (at rear of front passenger door)
• Passenger door lock switch
• Right rear side door lock actuator (w/ rear hinged side door & rear sliding side door) (hinged: at left side of right door)
• Right side door contact plate (at right "b" pillar)
• Security indicator
• Splice block jx347 (in body harness, attached to lower left "b" pillar)
• Splice block jx348 (in body harness, attached to lower right "b" pillar part of g348)
• Tan
• W/ hinged door
• W/ hinged doors
• W/ sliding doors
• X318
• X400
• X500
• X600

POWER MIRRORS

Power Mirrors Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Power Mirrors Wiring Diagram for GMC Cutaway G2012 3500:

• Body fuse block (under left front seat)
• Connector)
• Defogger system
• Driver
• Driver outside rearview mirror (in driver door)
• Exterior lights system
• G347
• Hot at all times
• J500
• Jx347 (in body harness, attached to lower left "b" pillar)
• Nca
• Osrvm sw fuse 9 5a
• Outside rearview mirror switch
• Passenger
• Passenger outside rearview mirror (in right front passenger door)
• R/l
• Up/dn
• X500
• X500 d7
• X600

POWER SEATS

Power Seats Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Power Seats Wiring Diagram for GMC Cutaway G2012 3500:

• All- down
• All-up
• Back
• Body fuse block (under left front seat)
• Down
• Driver seat adjuster motor assembly
• Driver seat adjuster switch
• Entire seat
• For- ward
• Front down
• Front up
• Front vertical
• G347
• G348
• Horizontal
• Hot at all times
• Jx347 (in body harness, attached to lower left "b" pillar)
• Jx348 (in body harness, attached to lower right "b" pillar part of g348)
• Nca
• Passenger seat adjuster motor assembly
• Passenger seat adjuster switch
• Pwr seats circuit breaker 1 30a
• Rear down
• Rear up
• Rear vertical
• Tan
• X306
• X306 h
• X307
• X307 d

POWER WINDOWS

Power Windows Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Power Windows Wiring Diagram for GMC Cutaway G2012 3500:

• B4 tan
• Body control module (behind lower right side of dash)
• Body fuse block (under left front seat)
• Driver window motor (in driver door)
• Driver window switch
• G302 (behind left kick panel)
• G347
• G348
• Hot at all times
• Ign volt
• Interior lights system
• J247
• J500
• J600
• Left
• Passenger window motor (in front passenger door)
• Passenger window switch
• Pwr wdo circuit breaker 2 25a
• Rap relay k6
• Right
• Splice block jx347 (attached to lower left "b" pillar)
• Splice block jx348 (attached to lower right "b" pillar part of g348)
• Tan
• Tan d4
• X500
• X600

RADIO

Radio Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Radio Wiring Diagram for GMC Cutaway G2012 3500:

• (behind left kick panel) g302
• (in body harness, 10 cm from x415 breakout) j451
• (in body harness, 10 cm from x419 breakout) j450
• (not used)
• (or pnk)
• (or pnk) e
• (w/ vehicle communication system) j271 (w/o vehicle communication system) j248
• 12v ref
• A11
• Antenna in
• B12
• Batt positive volt
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• C12
• Cellular & digital radio antenna
• Cellular & navigation antenna
• Coax
• Computer data lines system
• Cruise control system
• Cutaway, upfitter
• Digital radio receiver (left side of dash)
• Drain wire
• Gnd
• Hi spd gmlan serial data bus (+)
• Hi spd gmlan serial data bus(-)
• Hot at all times
• Inflatable restraint steering wheel module coil (at top of steering column)
• Info
• Interior lights system
• J270
• J452 (in body harness, 46 cm from x417 breakout)
• J453 (in body harness, 52 cm from x417 breakout)
• Led dimming ctrl
• Left cargo door speaker (if equipped)
• Left front speaker
• Left rear speaker
• Lf mid out (+)
• Lf mid out (-)
• Lh audio sig (+)
• Lh audio sig (-)
• Lo gmlan serial data
• Lo ref
• Lo serial data
• Lo spd gmlan serial data
• Lr mid out (+)
• Lr mid out (-)
• Mute
• Nca
• Passenger/ cargo
• Pnk
• Radio
• Radio antenna
• Rdo/ chime fuse 20 15a
• Rf mid out (+)
• Rf mid out (-)
• Rh audio sig (+)
• Rh audio sig (-)
• Right cargo door speaker (if equipped)
• Right front speaker
• Right rear speaker
• Right steering wheel control switch
• Rr mid out (+)
• Rr mid out (-)
• Seek down
• Seek up
• Source
• Steering wheel ctrl
• Tan
• Usb cable
• Usb charge
• Usb receptacle
• Vehicle communication interface module (vicm) (below steering column)
• Voice sig
• Vol down
• Vol up
• W/ ambulance/ rv upfitters
• X1 g4
• X200
• X318
• X320
• X400
• X411
• X415
• X500
• X600

SHIFT INTERLOCK

Shift Interlock Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Shift Interlock Wiring Diagram for GMC Cutaway G2012 3500:

• (+)
• (-)
• (4.3l: left rear of engine) (5.3l: on right rear of engine) g103
• 6.6l
• 6.6l 4.8l, 5.3l & 6.0l 4.3l
• A/t shift lock control solenoid (on right side of steering column, under support bracket)
• Automatic transmission (4.3l & 5.3l)
• Automatic transmission (except 4.3l & 5.3l)
• Automatic transmission internal mode switch (ims)
• Bcm-2 fuse 58 10a
• Body control module (bcm) (behind lower right side of dash)
• Brake pedal position sensor (top of brake pedal assembly)
• Brake pos low ref
• Brake pos sen sig
• Brk b+
• Computer data lines system
• Control solenoid valve assembly
• Engine control module (ecm) (left side of engine compt)
• Fuel tem sig
• G302 (behind left kick panel)
• Gm lan hi spd
• Hi spd ser data (+)
• Hi spd ser data (-)
• Hi spd ser data +
• Hi spd ser data -
• Hot at all times
• J101
• J264
• Low ref
• Park/neutral position (pnp) switch
• Sol ctrl
• Sw sig p
• Tan
• Transmission control module (tcm)
• Transmission control module (tcm) (6.6l:left front corner of engine compt)
• Underhood fuse block (on left side of engine compt)
• X103
• X107
• X200 d4
• X3 k3

STARTING/CHARGING

4.8L VIN A

4.8L VIN A, Charging Wiring Diagram for GMC Cutaway G2012 3500

List of elements for 4.8L VIN A, Charging Wiring Diagram for GMC Cutaway G2012 3500:

• (on right front of engine compt) g106
• 4.3l
• 4.3l/5.3l
• 4.8l/6.0l
• 5v ref
• A1 x3
• Battery
• Battery current sensor (4.3l/5.3l)
• Body control module (bcm) (behind lower right side of dash)
• Charge ind
• Computer data lines system
• Current sensor sig
• Data bus (+) x1
• Data bus (-)
• Driver information center (dic) display
• Engine control module (ecm) (left side of engine compt)
• Except 4.3l
• Fusible link 3
• G104 (on lower right front of engine)
• G105 (on right front frame rail, in engine compt)
• Generator
• Generator field duty cycle sig
• Generator turn on sig x2
• Gmlan serial data
• Hot w/ run/crank relay 15 energized
• Ign volt
• Instrument panel cluster (ipc)
• Ipc fuse 10 10a
• Logic
• Low ref
• Low speed gmlan serial data
• Pnk
• Power distribution system
• Red
• Sens sig
• Starting circuit
• Tan
• Underhood fuse block (on left side of engine compt)
• X100

4.8L VIN A, Starting Wiring Diagram for GMC Cutaway G2012 3500

List of elements for 4.8L VIN A, Starting Wiring Diagram for GMC Cutaway G2012 3500:

• 4.3l
• 4.3l & 5.3l
• 4.8l & 6.0l
• Automatic transmission
• Automatic transmission internal mode switch (ims)
• Battery
• Body control module (bcm) (behind lower right side of dash)
• Charging circuit
• Computer data lines system
• Control solenoid valve assembly
• Crnk relay 39
• Data bus (+)
• Data bus (-)
• Engine control module (ecm) (left side of engine compt)
• Except 4.3l
• Fusible link 2
• G102 (except 4.3l: on left rear of engine) (4.3l: right rear of engine)
• G103 (except 4.3l: on right rear of engine) (4.3l: left rear of engine)
• G104
• G105 (on right front frame rail, in engine compt)
• G106 (on right front of engine compt)
• Gmlan serial data
• Ignition switch
• Ignition voltage
• J101
• J102
• Nca
• Off
• Park/ neutral/ signal
• Park/neutral position (pnp) switch
• Pnk
• Red
• Run acc
• Start
• Starter enable relay ctrl
• Starter motor
• Strtr sol fuse 64 40a
• Tan
• Transmission control module (tcm)
• Underhood fuse block (on left side of engine compt)
• X175
• X200 c1

6.0L VIN G

6.0L VIN G, Charging Wiring Diagram for GMC Cutaway G2012 3500

List of elements for 6.0L VIN G, Charging Wiring Diagram for GMC Cutaway G2012 3500:

• (on right front of engine compt) g106
• 4.3l
• 4.3l/5.3l
• 4.8l/6.0l
• 5v ref
• A1 x3
• Battery
• Battery current sensor (4.3l/5.3l)
• Body control module (bcm) (behind lower right side of dash)
• Charge ind
• Computer data lines system
• Current sensor sig
• Data bus (+) x1
• Data bus (-)
• Driver information center (dic) display
• Engine control module (ecm) (left side of engine compt)
• Except 4.3l
• Fusible link 3
• G104 (on lower right front of engine)
• G105 (on right front frame rail, in engine compt)
• Generator
• Generator field duty cycle sig
• Generator turn on sig x2
• Gmlan serial data
• Hot w/ run/crank relay 15 energized
• Ign volt
• Instrument panel cluster (ipc)
• Ipc fuse 10 10a
• Logic
• Low ref
• Low speed gmlan serial data
• Pnk
• Power distribution system
• Red
• Sens sig
• Starting circuit
• Tan
• Underhood fuse block (on left side of engine compt)
• X100

6.0L VIN G, Starting Wiring Diagram for GMC Cutaway G2012 3500

List of elements for 6.0L VIN G, Starting Wiring Diagram for GMC Cutaway G2012 3500:

• 4.3l
• 4.3l & 5.3l
• 4.8l & 6.0l
• Automatic transmission
• Automatic transmission internal mode switch (ims)
• Battery
• Body control module (bcm) (behind lower right side of dash)
• Charging circuit
• Computer data lines system
• Control solenoid valve assembly
• Crnk relay 39
• Data bus (+)
• Data bus (-)
• Engine control module (ecm) (left side of engine compt)
• Except 4.3l
• Fusible link 2
• G102 (except 4.3l: on left rear of engine) (4.3l: right rear of engine)
• G103 (except 4.3l: on right rear of engine) (4.3l: left rear of engine)
• G104
• G105 (on right front frame rail, in engine compt)
• G106 (on right front of engine compt)
• Gmlan serial data
• Ignition switch
• Ignition voltage
• J101
• J102
• Nca
• Off
• Park/ neutral/ signal
• Park/neutral position (pnp) switch
• Pnk
• Red
• Run acc
• Start
• Starter enable relay ctrl
• Starter motor
• Strtr sol fuse 64 40a
• Tan
• Transmission control module (tcm)
• Underhood fuse block (on left side of engine compt)
• X175
• X200 c1

6.6L VIN L

6.6L VIN L, Charging Wiring Diagram for GMC Cutaway G2012 3500

List of elements for 6.6L VIN L, Charging Wiring Diagram for GMC Cutaway G2012 3500:

• (w/ dual generator)
• Auxiliary battery
• Auxiliary generator
• Battery
• Charge ind
• Computer data lines system
• Driver information center (dic)
• Engine control module (ecm) (left side of engine compt)
• Fusible link 3
• Fusible link 5
• G104
• G105 (on right front frame rail, in engine compt)
• G106 (on right front of engine compt)
• G305 (left center outer frame rail, near secondary battery)
• Generator
• Generator field duty cycle sig
• Generator turn on sig
• Hot w/ run/crank relay 15 energized
• Ign volt
• Instrument panel cluster (ipc)
• Ipc fuse 10 10a
• J140
• Logic
• Pnk
• Power distribution system
• Red
• Ser data bus (+)
• Ser data bus (-)
• Serial data
• Starter motor
• Tan
• Underhood fuse block (on left side of engine compt)
• Underhood junction block
• W/ dual generator
• W/ dual generator ambulance upfitter

6.6L VIN L, Starting Wiring Diagram for GMC Cutaway G2012 3500

List of elements for 6.6L VIN L, Starting Wiring Diagram for GMC Cutaway G2012 3500:

• (+)
• (-)
• (left front lower side of engine block)
• Automatic transmission
• Automatic transmission internal mode switch (ims)
• Auxiliary battery
• Battery
• Body control module (bcm) (behind lower right side of dash)
• Charging circuit
• Computer data lines system
• Control solenoid valve assembly
• Crnk relay 39
• Engine control module (ecm) (left side of engine compt)
• Fusible link 2
• G102 (left front lower side of engine block)
• G103
• G104
• G105 (on right front frame rail, in engine compt)
• G106 (on right front of engine compt)
• G305 (left center outer frame rail, near secondary battery)
• Gmlan serial data
• Gmlan serial data
• Gmlan serial data
• Ignition switch
• Ignition voltage
• J101
• J102
• Off
• Park/ neutral signal
• Pnk
• Red
• Run acc
• Start
• Starter enable relay ctrl
• Starter motor
• Strtr sol fuse 44 40a
• Tan
• Transmission control module (tcm)
• Underhood fuse block (on left side of engine compt)
• Underhood junction block
• X1 e1
• X101
• X174
• X200 c1

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram (1 of 2) for GMC Cutaway G2012 3500

List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for GMC Cutaway G2012 3500:

• (behind left kick panel) g301
• (in body harness, 11 cm from pnk
• (in body harness, pnk 28 cm from seat belt buckle driver x2 connector breakout) j320
• (on passenger's seat harness, near breakout for seat adjuster switch) (light duty w/o manual suppression switch & rv/upfitter) inflatable restraint front passenger presence system (pps) sensor
• (w/ manual suppression switch) inflatable restraint i/p module disable switch
• A x306
• Air bag fuse 28 10a
• Air bag off ind
• Air bag on ind
• Air bag/ aos fuse 10 10a
• B pnk
• B2 x318
• Batt
• Body fuse block (under left front seat)
• Computer data lines system
• Driver inflatable restraint seat position sensor (sps) (light duty) (in left front seat)
• Driver seat belt switch driver seat belt buckle
• Frt prk lamps fuse 4 10a
• G301 (behind left kick panel)
• Ground
• Heavy duty
• Hi ctrl
• Hot at all times
• Hot w/ prk lamps relay k3 energized
• Hot w/ run/ crnk relay 15 energized
• Ign
• Inflatable restraint sensing & diagnostic module (sdm) (under left front seat)
• Inflatable restraint steering wheel module (in steering wheel)
• Inflatable restraint steering wheel module (light duty) (in steering wheel)
• Inflatable restraint steering wheel module coil (at top of steering column)
• Interior lights system
• Ipc fuse 10 10a
• J265
• J313
• J321 (below passenger seat)
• L hi ctrl
• L lo ctrl
• L seat belt sw
• L seat position sens
• Lf sensing mod sig
• Light duty
• Lo ctrl
• Lo spd gmlan seria
• Logic
• Low reference
• Low spd
• Lr sensing mod sig
• Nca
• Passenger inflatable restraint seat position sensor (sps) (light duty) (in right front seat)
• Passenger seat belt buckle (w/o manual suppression switch & rv/upfitter)
• 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, 22-23, 24-25 & 26-27)
• Pnk
• Pnk a
• R hi ctrl
• R lo ctrl
• R seat belt sw
• R seat position sens
• Red
• Rf sensing mod sig
• Rollover hi sig
• Rr hi ctrl
• Rr lo ctrl
• Rr sensing mod sig
• Sens sig
• Shorting bar
• Stage 1
• Stage 2
• Suppression ind ctrl
• Sw sig
• Tan
• Underhood fuse block (on left side of engine compt)
• W/ manual suppression switch
• W/o manual suppression switch & rv/upfitter
• X306
• X306 e
• X307
• X307)
• X318
• X330

Supplemental Restraints Wiring Diagram (2 of 2) for GMC Cutaway G2012 3500

List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for GMC Cutaway G2012 3500:

• (behind left kick panel) g301
• (w/ head curtain air bag) (front center floor board, between front seats)
• (w/o manual suppression switch & rv/upfitter) inflatable restraint i/p module indicator
• A10
• Air bag ind
• Air bag off ind
• Air bag on ind
• B10
• Batt
• Computer
• Computer data lines system
• Data lines
• Driver seat belt pretensioner (light duty) (on right side of left front seat)
• G302 (behind left kick panel)
• Gnd
• Heavy duty
• Hi sig
• Ign
• Inflatable restraint front end sensor (on lower center of radiator support)
• Inflatable restraint i/p module (behind right side of dash)
• Inflatable restraint i/p module (light duty) (behind right side of dash)
• Inflatable restraint vehicle rollover sensor
• Instrument panel cluster (ipc)
• J244
• J248
• J265
• Left front inflatable restraint roof rail module (left side of headliner)
• Left front inflatable restraint side impact sensor (sis) (in left front side door)
• Left rear inflatable restraint side impact sensor (sis) (left center of vehicle behind body panel trim)
• Light duty
• Lo spd
• Logic
• Nca
• Passenger
• Passenger seat belt pretensioner (light duty) (on right side of right front seat)
• Pnk
• Right front inflatable restraint roof rail module
• Right front inflatable restraint side impact sensor (sis) (in right front side door)
• Right rear inflatable restraint roof rail module
• Right rear inflatable restraint side impact sensor (sis) (in lower right side of vehicle, near rear side door)
• Seat belt ind
• Shorting bar
• Stage 1
• System
• W/ rear hinged door
• W/ rear sliding door
• X104
• X324
• X331
• X500
• X501
• X600
• X601

TRANSMISSION

Transmission Wiring Diagram (1 of 2) for GMC Cutaway G2012 3500

List of elements for Transmission Wiring Diagram (1 of 2) for GMC Cutaway G2012 3500:

• (4.8l & 6.0l: on right rear of engine) g103
• (6.6l)
• (in instrument panel harness, 5 cm from x200 breakout towards instrument panel cluster) j231
• 6.6l
• Automatic transmission
• Automatic transmission fluid temperature (tft) sensor
• B pnk
• Brake sw sig
• Brk sw fuse 13 10a
• Computer data lines system
• Control solenoid valve assembly
• Driver information center display (dic)
• Engine control module (ecm) (left side of engine compt)
• Except 6.6l
• Exterior lights system
• G1o3 (left front lower side of engine block)
• G302 (behind left kick panel)
• Gmlan
• Gmlan serial data bus +
• Gmlan serial data bus -
• Gnd
• Hot at all times
• Hot w/ run/crnk relay 15 energized
• Ign
• Ign 1 volt
• Ign voltage
• Instrument panel cluster (ipc)
• Interior lights system
• J101
• J123 (in engine harness, 16 cm from underhood fuse block x1 breakout)
• J248
• Logic
• Low reference
• Park/neutral sig
• Pc solenoid 1 control
• Pc solenoid 2 control
• Pc solenoid 3 control
• Pc solenoid 4 control
• Pc solenoid 5 control
• Pnk
• 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 (behind left side of dash, above brake pedal)
• Tan
• Tcm ign fuse 31 15a
• Tcm-batt fuse 32 10a
• To automatic transmission (diagram 2 of 2)
• Torque converter clutch (tcc) pressure control (pc) solenoid valve
• Torque converter clutch pressure control solenoid control
• Tow/haul ind
• Tow/haul switch
• Transmission control module (tcm)
• Transmission fluid temperature (tft) sensor signal
• Underhood fuse block (on left side of engine compt)
• Wakeup serial data
• X100
• X101
• X174
• X174 (6.6l)
• X221

Transmission Wiring Diagram (2 of 2) for GMC Cutaway G2012 3500

List of elements for Transmission Wiring Diagram (2 of 2) for GMC Cutaway G2012 3500:

• (in steering wheel harness, near x200 connector) (w/ automatic cruise control & redundant radio steering wheel controls) j209
• 12v ref
• 8 volt ref
• Automatic transmission
• Automatic transmission fluid pressure (tfp) manual valve position switch
• Automatic transmission internal mode switch (ims)
• Automatic transmission manual shift switch
• Body control module (behind lower right side of dash)
• Computer data lines system
• Control solenoid valve assembly
• Cruise control & sound systems
• From automatic a transmission (diagram 1 of 2)
• Gmlan serial data bus +
• Gmlan serial data bus -
• Ground
• Inflatable restraint steering wheel module coil (at top of steering column)
• Input shaft speed (iss) sensor
• Input speed sensor (iss) signal
• J127
• Output shaft speed (oss) sensor
• Output speed sensor (oss) signal
• Pnk
• Red
• Start
• Tan
• Tap up/ tap down sw sig
• Tfp switch 1
• Tfp switch 3
• Tfp switch 4
• Tfp switch 5
• Tow/ haul sw sig
• Transmission control module (tcm)
• Transmission range switch sig a
• Transmission range switch sig b
• Transmission range switch sig c
• Transmission range switch sig p
• X200

TRUNK, TAILGATE, FUEL DOOR

Access Panel Release Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Access Panel Release Wiring Diagram for GMC Cutaway G2012 3500:

• Access panel left side front relay control
• Access panel left side rear relay control
• Access panel right side rear relay control
• Body control module (behind lower right side of dash)
• G403 (on center of left "d" pillar)
• Hot at all times
• J300
• J303
• J309 (in prp/uf2 harness, between left side front access panel actuators)
• J408 (in prp/uf2 harness, between left side rear access panel actuators)
• J409 (in prp/uf2 harness, 88 cm from right dome fluorescent work lamp connector breakout)
• Left front access panel relay 5
• Left front side front access panel actuator (behind left front access panel)
• Left front side rear access panel actuator (behind left front access panel)
• Left rear access panel relay 1
• Left rear side front access panel actuator (behind left rear access panel)
• Left rear side rear access panel actuator (behind left rear access panel)
• Panel actuator fuse 3 15a
• Pnk
• Rear fuse block (on left "b" pillar)
• Right access panel relay 6
• Right side front access panel actuator (behind right front access panel)
• Right side rear access panel actuator (behind right rear access panel)
• Tan

WARNING SYSTEMS

Warning Systems Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Warning Systems Wiring Diagram for GMC Cutaway G2012 3500:

• (behind left kick panel) g302
• Acc
• Air bag fuse 28 10a
• Alarm enable sig
• Auto
• B10
• Battery
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• Brake booster fluid flow alarm switch (w/ brake warning indicator) (in power steering pump outlet hose)
• Brake booster fluid pressure alarm switch (w/ brake warning indicator) (in power steering pump inlet hose)
• Brake warn ind ctrl
• C12
• Chime module (w/o radio) (behind left center of dash)
• Connector (dlc) (under left side of dash)
• Data link
• Driver door latch assembly (at rear of driver door)
• Driver information center (dic) display
• Driver seat belt buckle
• Driver seat belt switch
• E9 x200
• G302 (behind left kick panel)
• G347
• G348
• Ground
• Hazard sw left sig
• Hazard sw right sig
• Hazard switch
• Head
• Headlamp & panel dimmer switch
• Headlamp sw off sig
• Hot at all times
• Hot w/ run/crnk relay 15 energized
• Ign sw (dlis)/pk3 fuse 22 2a
• Ign volt
• Ignition key switch
• Ignition switch
• Inflatable restraint i/p module indicator (w/o manual suppression switch & rv upfitter)
• Inflatable restraint sensing & diagnostic module (sdm) (under left front seat)
• Instrument panel cluster (ipc)
• J202
• J203
• J244
• J248
• J313 (in body harness, 11 cm form x307)
• J320 (in body harness, 28 cm from seat belt buckle driver x2 connector breakout)
• J321 (in passenger seat harness, below passenger seat)
• J501 (w/ electric side door lock control)
• J601 (w/ electronic side door lock control)
• Jx347 (attached to lower left "b" pillar)
• Left rear door jamb switch (w/ left rear hinged door) (at left "b" pillar)
• Left turn
• Lf dr ajar sw sig
• Lh seat belt sw
• Logic
• Low oil pressure ind
• Low ref
• Lr dr open sw sig
• Off
• Park
• Park brake switch (under left side of dash)
• Park brk sw sig
• Park lamp signal
• Passenger air bag ind
• Passenger door latch assembly (at rear of front passenger door)
• Passenger seat belt buckle (w/o manual suppression switch & rv upfitter)
• Passenger seat belt ind
• Passenger seat belt switch
• Pnk
• Pnk d
• Radio
• Rdo/chime fuse 20 15a
• Red
• Rf dr ajar sw sig
• Rh seat belt sw
• Right rear door jamb switch (cargo/ passenger) (at right "b" pillar)
• Right turn
• Rr dr open sw sig
• Run
• Seat belt ind
• Serial data
• Splice block jx347 (in body harness, attached to lower left "b" pillar)
• Splice block jx348 (in body harness, attached to lower right "b" pillar part of g348)
• Splice pack jx200 (in dash wiring harness, 10 cm from underhood pass-through grommet breakout)
• Start
• Switch & rv upfitter
• Tan
• Tire pressure ind
• Turn signal/ multi-function switch
• Underhood fuse block (on left side of engine compt)
• W/ manual suppression switch
• W/ radio
• W/o manual suppression
• W/o radio
• X141
• X200
• X220
• X306
• X306 c
• X307
• X318
• X500
• X600

WIPER/WASHER

Wiper/Washer Wiring Diagram for GMC Cutaway G2012 3500

List of elements for Wiper/Washer Wiring Diagram for GMC Cutaway G2012 3500:

• Body control module (bcm) (behind lower right side of dash)
• E11
• E12 x200
• Front windshield wiper switch hi signal
• G102 (4.8l, 5.3l & 6.0l: on left rear of engine) (6.6l: left front lower side of the engine block) (4.3l: right rear of engine)
• G302 (behind left kick panel)
• Horn/ washer pcb relay k5
• Hot at all times
• Int
• J102
• J247
• J248
• Low reference
• Mist
• Off
• Pnk
• Tan
• Turn signal/ multi-function switch
• Underhood fuse block (on left side of engine compt)
• Windshield washer fluid pump (on left front of engine compt, at washer reservoir)
• Windshield washer relay control
• Windshield washer switch signal
• Windshield wiper motor (on left side of firewall)
• Windshield wiper motor park switch signal
• Windshield wiper switch hi signal
• Windshield wiper switch low signal
• Windshield wiper switch signal 2
• Wpr fuse 55 25a
• Wpr pcb relay k13
• Wpr-hi pcb relay k3
• Wsw fuse 14 15a
• X100
• X3 k