All Wiring Diagrams for GMC Savana G2009 2500

AIR CONDITIONING

Compressor Wiring Diagram for GMC Savana G2009 2500

List of elements for Compressor Wiring Diagram for GMC Savana G2009 2500:

• 4.3l
• 4.8l, 5.3l & 6.0l
• 5v ref
• 6.6l
• A/c cmprsr fuse 57 15a
• A/c compressor clutch (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 comprsr relay 74
• A/c low pressure switch (on side of accumulator)
• A/c refrigerant pressure sensor
• A/c request sig
• Bi-lev
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• Clutch rly ctrl
• Computer data lines system
• Def
• Engine control module (ecm) (left side of engine compt)
• G102 (6.6l: left front lower side of the engine block) (except 6.6l: on left rear of engine)
• G304 (behind right kick panel)
• Gmlan (+)
• Gmlan (-)
• Heat
• Heat/def
• Hot at all times
• Hot w/ run relay energized
• Hvac 2 fuse 1 10a
• Hvac control assembly
• J102
• J249
• Logic
• Low ref
• Max norm
• Off
• Press sens
• Tan
• Underhood fuse block (on left side of engine compt)
• Vent
• W/ electric rear window defogger & power mirrors

Heater Wiring Diagram for GMC Savana G2009 2500

List of elements for Heater Wiring Diagram for GMC Savana G2009 2500:

• (in body harness, attached to lower left "b" pillar) splice block jx347
• (in chassis harness, 15 cm from coolant heater breakout) j119
• (in rear hvac harness, 13 cm from auxiliary blower motor connector breakout)
• (in rear hvac harness, 20 cm from auxiliary blower motor connector breakout)
• 12v ref
• 5v ref
• Air temperature actuator (behind right side of dash, on hvac)
• Auxiliary blower motor (if equipped) (on auxiliary hvac)
• Auxiliary blower motor high speed relay (if equipped) (left rear of passenger compt, attached to hvac module)
• Auxiliary blower motor low speed relay (if equipped) (left rear of passenger compt, attached to auxiliary hvac module)
• Auxiliary blower motor medium speed relay (if equipped) (left rear of passenger compt, attached to auxiliary hvac module)
• Auxiliary blower motor resistor assembly (if equipped) (on auxiliary heater motor)
• Auxiliary blower motor switch (if equipped)
• 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 control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• 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 fuel pump (attached to the left inner frame rail, near the fuel pump assembly)
• Coolant heater glow plug
• Coolant heater overheat temperature sensor
• Coolant heater temperature sensor
• Def
• Electronic brake control module (ebcm) (on left frame rail, near center of vehicle)
• Foh mdl (d) fuse 14 15a
• Frt blwr fuse 66 40a
• Fuel pump
• G102 (6.6l: left front lower side of the engine block) (except 6.6l: on left rear of engine)
• G102 (left front lower side of the engine block)
• G304 (behind right kick panel)
• G347
• G400 (on inner left rear frame rail)
• G402 (on top of
• Gnd
• Heat
• Heat/def
• Hot at all times
• Hot w/ run relay energized
• Hvac 1 fuse 5 20a
• Hvac 2 fuse 1 10a
• Hvac control assembly
• Interior
• Interior lights system
• J102
• J249
• J401
• J402
• J405
• J412
• J413 (in rear hvac harness, 24 cm from auxiliary blower motor breakout)
• Left "d" pillar)
• Lights system
• Logic
• Low ref
• Max
• Med
• Norm
• Off
• Rear blwr fuse 37 30a
• Red
• Ser data
• Serial +
• Serial -
• Tan
• Underhood fuse block (on left side of engine compt)
• Vacuum pump (6.6l) (right front of engine compt, under battery)
• Vent
• Volt
• W/ auxiliary fuel fired heater
• W/o auxiliary fuel fired heater

Manual A/C Wiring Diagram, Cargo Van (1 of 3) for GMC Savana G2009 2500

List of elements for Manual A/C Wiring Diagram, Cargo Van (1 of 3) for GMC Savana G2009 2500:

• (behind right kick panel) g304
• (behind right side of dash, on hvac) air temperature actuator
• 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
• Front auxiliary hvac control assembly
• Frt blwr fuse 66 40a
• G102 (6.6l: left front lower side of the engine block) (except 6.6l: on left rear of engine)
• G102 (left front lower side of the engine block)
• G348
• Heat
• Heat/def
• Hot at all times
• Hot w/ run relay energized
• Hvac 1 fuse 5 20a
• Hvac 2 fuse 1 10a
• Hvac cntrl fuse 12 10a
• Hvac control assembly
• Interior lights system
• J102
• J249
• J314
• Logic
• Max
• Med
• Norm
• Off
• Rear blwr fuse 37 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

Manual A/C Wiring Diagram, Cargo Van (2 of 3) for GMC Savana G2009 2500

List of elements for Manual A/C Wiring Diagram, Cargo Van (2 of 3) for GMC Savana G2009 2500:

• (attached to the left inner frame rail, near the fuel pump assembly) coolant heater fuel pump
• (in rear hvac harness, 13 cm from auxiliary blower motor connector breakout) j405
• (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
• 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
• Foh mdl (d) fuse 14 15a
• Fuel pump
• G400 (on inner left rear frame rail)
• G402 (on top of
• Gnd
• Hot at all times
• 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
• Provisional
• Serial +
• Serial -
• Serial data
• Tan
• Underhood fuse block (on left side of engine compt)
• Volt
• Volt +
• X319

Manual A/C Wiring Diagram, Cargo Van (3 of 3) for GMC Savana G2009 2500

List of elements for Manual A/C Wiring Diagram, Cargo Van (3 of 3) for GMC Savana G2009 2500:

• (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
• (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 57 15a
• A/c comprsr relay 74
• A/c refrigerant pressure sensor
• A/c request sig
• Body control module (bcm) (behind lower right side of dash)
• Clutch ctrl
• Clutch rly ctrl
• Computer data lines system
• Cooling fan assembly (6.6l) (behind radiator)
• Electronic brake control module (ebcm) (on left frame rail, near center of vehicle)
• Engine control module (ecm) (left side of engine compt)
• 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)
• Fan cltch (d) fuse 58 10a
• Fan cltch (d) relay 75 (6.6l)
• G102 (6.6l: left front lower side of the engine block) (except 6.6l: on left rear of engine)
• G102 (left front lower side of the engine block)
• Gmlan (+)
• Gmlan (-)
• Hot at all times
• Hot w/ pwr/trn relay energized
• J102
• Low ref
• 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

Manual A/C Wiring Diagram, Passenger Van (1 of 3) for GMC Savana G2009 2500

List of elements for Manual A/C Wiring Diagram, Passenger Van (1 of 3) for GMC Savana G2009 2500:

• (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)
• 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
• Front auxiliary hvac control assembly
• Frt blwr fuse 66 40a
• Frt blwr sw ctrl
• Frt mode dr ctrl
• Frt temp dr ctrl
• G102 (6.6l: left front lower side of the engine block) (except 6.6l: on left rear of engine)
• G102 (left front lower side of the engine block)
• G348
• G401 (on top of right "d" pillar)
• Gnd
• Heat
• Heat/def
• Hot at all times
• Hot w/ run relay energized
• Hvac 1 fuse 5 20a
• Hvac 2 fuse 1 10a
• Hvac cntrl fuse 12 10a
• Hvac control assembly
• Ign
• Interior lights system
• J102
• J249
• J305
• J306
• J307
• J314
• J330
• J354
• Logic
• Max
• Med
• Mode dr ctrl
• Norm
• Off
• Rear
• Rear auxiliary hvac control assembly
• Rear blwr fuse 37 30a
• Rear blwr sw ctrl
• Rear mode dr ctrl
• Rear temp dr ctrl
• Red
• Splice block jx348 (attached to lower right "b" pillar part of g348)
• Tan
• Temp dr ctrl
• 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

Manual A/C Wiring Diagram, Passenger Van (2 of 3) for GMC Savana G2009 2500

List of elements for Manual A/C Wiring Diagram, Passenger Van (2 of 3) for GMC Savana G2009 2500:

• (attached to the left
• (attached to the left inner frame rail, near the fuel pump assembly) coolant heater fuel pump
• (in rear hvac harness, 13 cm from auxiliary blower motor connector breakout) j405
• (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 (on auxiliary hvac assembly)
• 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
• 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
• Foh mdl (d) fuse 14 15a
• Front inner frame rail)
• Fuel pump
• G400 (on inner left rear frame rail)
• G402 (on top of
• Gnd
• Hot at all times
• J308 (w/o rv upfitter: in body harness, 5 cm from x304 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
• Provisional
• Serial +
• Serial -
• Serial data
• Tan
• Underhood fuse block (on left side of engine compt)
• Volt
• Volt +
• X319

Manual A/C Wiring Diagram, Passenger Van (3 of 3) for GMC Savana G2009 2500

List of elements for Manual A/C Wiring Diagram, Passenger Van (3 of 3) for GMC Savana G2009 2500:

• (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
• (in chassis harness, 15 cm from coolant heater breakout) j119
• + gmlan data
• 12v ref
• 4.3l
• 4.8l, 5.3l & 6.0l
• 5v ref 1
• 5v ref 2
• 6.6l
• A/c cmprsr fuse 57 15a
• A/c cmprsr relay 74
• A/c refrigerant pressure sensor
• A/c request sig
• Body control module (bcm) (behind lower right side of dash)
• Clutch ctrl
• Clutch rly ctrl
• Computer data lines system
• Cooling fan assembly (6.6l) (behind radiator)
• Electronic brake control module (ebcm) (on left frame rail, near center of vehicle)
• Engine control module (ecm) (left side of engine compt)
• 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)
• Fan cltch (d) fuse 58 10a
• Fan cltch (d) relay 75 (6.6l)
• G102 (6.6l: left front lower side of the engine block) (except 6.6l: on left rear of engine)
• G102 (left front lower side of the engine block)
• Gmlan (+)
• Gmlan (-)
• Hot at all times
• Hot w/ pwr/trn relay energized
• J102
• Low ref
• 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

Rear A/C Wiring Diagram, Provisions for GMC Savana G2009 2500

List of elements for Rear A/C Wiring Diagram, Provisions for GMC Savana G2009 2500:

• (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 in run
• Hvac 2 fuse 1 10a
• J356 (in body harness, 20 cm underhood fuse block breakout)
• Jx347 (in body harness, attached to lower left "b" pillar)
• Provisional
• Rear blwr fuse 37 30a
• X319
• X407
• X409

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram, with JL4 for GMC Savana G2009 2500

List of elements for Anti-lock Brakes Wiring Diagram, with JL4 for GMC Savana G2009 2500:

• (behind left kick panel) g302
• (in instrument panel harness, 5 cm from x200 breakout towards instrument panel cluster) j231
• 12v ref
• 4.3l
• 5.3l
• 5v ref
• 6.6l
• Abs ind
• Abs mdl fuse 60 40a
• Abs mtr fuse 61 50a
• Body control module (bcm) (behind lower right side of dash)
• Brake ind
• Brk sw fuse 32 10a
• Can bus hi
• Can bus hi data
• Can bus lo
• Can bus lo data
• Computer data lines system
• Dimming ctrl
• Electronic brake control module (ebcm) (on left frame rail, near center of vehicle)
• Engine control module (ecm) (left side of engine compt)
• G300 (on left frame rail, near ebcm)
• G302 (behind left kick panel)
• Gnd
• Hi spd gmlan data +
• Hi spd gmlan data-
• Hot at all times
• Hot in run or start
• Hot w/ run/crnk relay 69 energized
• Ign volt
• Instrument panel cluster (ipc)
• Ip clstr fuse 30 10a
• J202
• J244
• J248
• J250 (in dash harness, 5 cm from air temperature actuator connector breakout)
• 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
• Lo spd gmlan
• Logic
• Low ref
• Low stability ind
• Lr wheel speed sens
• Park brake switch (under left side of dash)
• Pnk
• Prk brk sw
• Red
• Rf wheel spd sens
• Right front wheel speed sensor (wss) (on inside of right front wheel)
• Right rear wheel speed sensor (wss) (at right rear wheel hub)
• Rr wheel speed sens
• Serial data
• Serial data enable
• Steering angle sens
• Steering phase a
• Steering phase c
• Steering sens a
• Steering sens b
• Steering sens c
• Steering sens sig
• Steering wheel speed/ position sensor (at base of steering column)
• Stop lamp switch (behind left side of dash, above brake pedal)
• Str/whl snsr (g) fuse 36 10a
• Tan
• Tcc brake sig
• Traction control switch
• Traction sw
• Underhood fuse block (on left side of engine compt)
• Vdc ind
• Vehicle spd sig
• Vehicle speed signal
• Yaw & lateral acceleration sensor (under front passenger seat)

Anti-lock Brakes Wiring Diagram, without JL4 for GMC Savana G2009 2500

List of elements for Anti-lock Brakes Wiring Diagram, without JL4 for GMC Savana G2009 2500:

• (on left frame rail, near ebcm) g300
• 4.3l
• 5.3l
• 6.6l
• Abs ind
• Abs mdl fuse 60 40a
• Abs mtr fuse 61 50a
• Body control module (bcm) (behind lower right side of dash)
• Brake ind
• Brk sw fuse 32 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)
• G300 (on left frame rail, near ebcm)
• G302 (behind left kick panel)
• Gnd
• Hi spd gmlan bus +
• Hi spd gmlan bus -
• Hot at all times
• Hot w/ run/crnk relay 69 energized
• Instrument panel cluster (ipc)
• Ip clstr fuse 30 10a
• 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
• 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
• 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

ANTI-THEFT

Forced Entry Wiring Diagram (1 of 2) for GMC Savana G2009 2500

List of elements for Forced Entry Wiring Diagram (1 of 2) for GMC Savana G2009 2500:

• 87a
• All drs lock pcb relay
• Battery b+
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• Cargo dr unlck fuse 25 15a
• Cargo unlck pcb relay
• Coax
• Computer data lines system
• Driv door lock rly
• Driv door lock sig
• Driv door unlock sig
• Drv dr unlck fuse 31 15a
• Drv unlck relay
• Frt dr lck fuse 27 15a
• Frt pass dr unlck fuse 30 15a
• G302 (behind left kick panel)
• G347
• G348
• Ground
• Hot at all times
• J247
• J248
• Keyless entry antenna
• Left rear side door jamb switch (w/ hinged) (at left "b" pillar)
• Lf door ajar sw
• Lf door open sw
• Liftgate ajar sw sig
• Lo spd gmlan serial data x3
• Lr door open sw
• Pass door lock sw
• Pass/ cargo unlck relay
• Rear dr lck fuse 26 15a
• Rear open sw
• Rear pass dr unlck fuse 28 15a
• Remote control door lock receiver (rcdlr) (behind center of dash)
• Rf door ajar sw
• Rf door open sw
• Rfa/tpm fuse 11 10a
• Right rear side door jamb switch (w/ cargo/passenger) (at right "b" pillar)
• Rr door open sw
• Serial data
• 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)
• Tan
• W/ commercial tradesman
• W/o commercial tradesman

Forced Entry Wiring Diagram (2 of 2) for GMC Savana G2009 2500

List of elements for Forced Entry Wiring Diagram (2 of 2) for GMC Savana G2009 2500:

• (in body harness, 40 cm from x306 breakout)
• (in body harness, near front passenger seat, 20 cm from x306)
• 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) (sliding: right side of door)
• Right side door contact plate (at right "b" pillar)
• Security indicator
• 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)
• Tan
• W/ hinged
• W/ hinged doors
• W/ sliding doors

Pass-Key Wiring Diagram for GMC Savana G2009 2500

List of elements for Pass-Key Wiring Diagram for GMC Savana G2009 2500:

• 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 energized
• Ign
• Ign sw/ pk3 mdl fuse 3 2a
• Ign volt
• Ignition switch
• Instrument panel cluster (ipc)
• Ip clstr 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)

BODY CONTROL MODULES

Body Control Modules Wiring Diagram (1 of 2) for GMC Savana G2009 2500

List of elements for Body Control Modules Wiring Diagram (1 of 2) for GMC Savana G2009 2500:

• 4.3l/5.3l
• Accessory wakeup serial data
• Backlight dimm ctrl
• Batt pos volt
• Bcm 1 fuse 20 10a
• Bcm 2 fuse 37 15a
• Bcm 3 fuse 26 10a
• Bcm 4 fuse 22 10a
• Bcm 5 fuse 27 10a
• Bcm 6 fuse 23 10a
• Body control module (bcm) (behind lower right side of dash)
• Brake sw sig
• Computer data lines system
• Cruise control system
• Cruise ctrl dimm sig
• Dimm sw sig
• Dimm volt ref
• Exterior lights system
• G103 (except 6.6l: on right rear of engine) (6.6l: left front lower side of the engine block)
• 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 (-)
• 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
• Rf turn sig lamp ctrl
• Run/crank rly coil ctrl
• Serial data communication enable
• Tan
• Underhood fuse block (on left side of engine compt)
• Windshield washer rly ctrl
• Wiper mtr park sw sig
• Wiper/washer system

Body Control Modules Wiring Diagram (2 of 2) for GMC Savana G2009 2500

List of elements for Body Control Modules Wiring Diagram (2 of 2) for GMC Savana G2009 2500:

• (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
• Backup lamp rly ctrl
• Batt pos volt
• Bcm 7 fuse 25 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
• 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
• Sound systems
• Start
• Starting/ charging system
• Steering wheel ctrl sig
• Stop lamps ctrl
• Tan
• 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

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram for GMC Savana G2009 2500

List of elements for Computer Data Lines Wiring Diagram for GMC Savana G2009 2500:

• (behind left kick panel) g302
• (in engine harness, 15 cm from x101 breakout) j115
• 4.3l
• 4.8l, 5.3l & 6.0l
• 5.3l
• 6.6l
• Acc wake up serial data
• Body control module (bcm) (behind lower right side of dash)
• Chime module (behind left center of dash)
• Coolant heater (6.6l) (attached to the left front inner frame rail)
• Data bus (+)
• Data bus (-)
• Data link connector (dlc) (under left side of dash)
• Data link resistor
• Electronic brake control module (ebcm) (on left frame rail, near center of vehicle)
• Electronic control module (ecm) (left side of engine compt)
• Except 5.3l
• Except 6.6l
• Except 6.6l w/ active brake control
• Except 6.6l w/o active brake control
• Fuel pump flow control module (5.3l) (at rear of vehicle, attached to left rear frame rail)
• Glow plug control module (gpcm) (6.6l) (left rear of engine)
• Hb01
• Hb04
• Hb05
• Hb06
• Hb20
• 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 (w/ head curtain air bag) (front center floor board, between front seats)
• Instrument panel cluster (ipc)
• J244
• Jx250 (in dash harness, 2o cm (7.86 in) from underhood pass through grommet)
• Light duty w/o recreational vehicle, upfitter sales package
• Ltr/dlc fuse 38 20a
• Pnk
• Radio
• 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)
• Transmission control module (tcm) (6.6l: left front corner of engine compt)
• Underhood fuse block (on left side of engine compt)
• W/ auxiliary fuel fired heater
• W/ radio provisions
• W/o auxiliary fuel fired heater
• W/o radio provisions

CRUISE CONTROL

Cruise Control Wiring Diagram for GMC Savana G2009 2500

List of elements for Cruise Control Wiring Diagram for GMC Savana G2009 2500:

• (behind left kick panel) g302
• 12v ref
• 4.3l
• 4.8l, 5.3l & 6.0l
• 5v ref
• 5v ref 2
• 6.6l
• Accelerator pedal position (app) sensor (under left side of dash)
• App sen 1 sig
• App sen 2 sig
• Automatic transmission output shaft speed (oss) sensor assembly (at left rear of transmission)
• Batt +
• Bcm 2 fuse 37 10a
• Body control module (bcm) (behind lower right side of dash)
• Brake sw sig
• Brk sw fuse 32 10a
• Cancel
• Computer data lines system
• Cruise control ind dimming sig
• Cruise control switch signal
• Cruise ind
• Cruise switch
• Data bus +
• Data bus -
• Ecm batt (g) fuse 54 10a
• Engine control module (ecm) (left side of engine compt)
• Exterior lights system
• G103 (except 6.6l: on right rear of engine) (6.6l: left front lower side of the engine block)
• 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 energized
• Ign
• Inflatable restraint steering wheel module coil (at top of steering column)
• Instrument panel cluster (ipc)
• Interior lights system
• Ip clstr fuse 30 10a
• Ip dimming voltage ref
• J101
• J123 (in engine harness, 16 cm from underhood fuse block x1 breakout)
• J209 (in steering wheel harness, near x200 connector)
• J244
• J248
• Left steering wheel control switch
• Logic
• Low ref
• Pnk
• Res+
• Ser data bus+
• Ser data bus-
• Set-
• Sound systems
• Stop lamp sw sig
• Stop lamp switch (behind left side of dash, above brake pedal)
• Tac motor ctrl 1
• Tac motor ctrl 2
• Tan
• Throttle body (except 6.6l)
• Tp sens 1 sig
• Tp sens 2 sig
• Transmission control module (6.6l: left front corner of engine compt)
• 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

DEFOGGERS

Defoggers Wiring Diagram for GMC Savana G2009 2500

List of elements for Defoggers Wiring Diagram for GMC Savana G2009 2500:

• (w/ rear window defogger & power mirrors) hvac control assembly
• A x1
• A x2
• Body fuse block (under left front seat)
• Defogger ind
• Driver outside rearview mirror (in driver door)
• G302 (behind left kick panel)
• G304 (behind right 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 12 10a
• Ign
• J247
• J249
• J401
• J500
• J600
• J902
• Jx347 (in body harness, attached to lower left "b" pillar)
• Jx348 (in body harness, attached to lower right "b" pillar part
• Left rear window defog- ger grid
• Left rear window defogger grid
• Logic
• Nca
• Of g348)
• Osrvm htr fuse 22 20a
• Passenger outside rear- view mirror (in right front passenger door)
• Rear defog fuse 21 30a
• Rear defog relay 44 (w/ electric rear window defogger & power windows)
• Rear window defogger switch
• Right rear window defog-
• Right rear window defogger grid
• Rr defog rly pwr
• Stationary rear door window
• Swing out rear door window
• X1 a
• X2 a
• X3 d

ENGINE PERFORMANCE

4.3L VIN X

4.3L VIN X, Engine Performance Wiring Diagram (1 of 3) for GMC Savana G2009 2500

List of elements for 4.3L VIN X, Engine Performance Wiring Diagram (1 of 3) for GMC Savana G2009 2500:

• (cutaway: in chassis harness, 87 cm from ebcm connector breakout) (passenger/cargo: in chassis harness, 44 cm from ebcm connector breakout)
• (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
• (on inner left rear frame rail) g400
• (or 6049)
• (or tan)
• 5v ref 2
• A/c refrigerant pressure sensor
• Acc wak ser data
• Accelerator pedal position (app) sensor (under left side of dash)
• Air conditioning system
• Anti-lock brakes system
• App sens 2 sig
• App sensor 1 sig
• Batt pos volt
• Clutch rly ctrl
• Computer data lines system
• Ecm batt fuse 54 10a
• Ecm ign fuse 48 15a
• Engine control module (ecm) (left side of engine compt)
• Fuel lvl sens sig
• Fuel pump & sender assembly (on fuel tank)
• Fuel tank pressure (ftp) sensor (except 57 gal fuel tank: on fuel tank) (57 gal fuel tank: at fuel tank)
• Gmlan ser data+
• Gmlan ser data-
• Ho2s hi sig
• Ho2s lo ctrl
• Ho2s lo sig
• Hot at all times
• Hot w/ run/ crnk relay 69 energized
• Ign
• Ign volt
• Instrument panel cluster (ipc)
• J301
• Logic
• Low ref
• Maf sens sig
• Malfunction indicator lamp
• Mil ctrl
• Nca
• Pnk
• Pnk pnk
• Press sens sig
• Pressure ind low engine oil
• Pump rly ctrl
• Pwrtrn rly ctrl
• Starter rly ctrl
• Starting/charging system
• Tan
• Tan c
• Tos signal
• Transmissions system
• Underhood fuse block (on left side of engine compt)
• Vss signal

4.3L VIN X, Engine Performance Wiring Diagram (2 of 3) for GMC Savana G2009 2500

List of elements for 4.3L VIN X, Engine Performance Wiring Diagram (2 of 3) for GMC Savana G2009 2500:

• (on top of engine, near throttle body) evaporative emission (evap) canister purge solenoid
• 5v ref 1
• Actuator sig
• Cnstr vent sol fuse 17 10a
• Ecm pwr/trn fuse 50 10a
• Engine control module (ecm) (left side of engine compt)
• Engine oil pressure (eop) sensor (on top rear of engine)
• Evap sol ctrl
• Evaporative emission (evap) canister vent solenoid valve (near front of fuel tank)
• Exterior lights system
• Fuel pump fuse 2 20a
• Fuel pump relay
• G102 (on left rear of engine)
• G103 (on right rear of engine)
• Hot at all times
• Iat sens sig
• Ign volt
• J101
• J102
• J151
• Maf/ cnstr vent fuse 49 15a
• Manifold absolute pressure (map) sensor (at top rear of engine, on intake manifold)
• Mass air flow (maf)/intake air temperature (iat) sensor (integral with mass airflow sensor)
• O2 snsr 1 fuse 46 10a
• O2 snsr 2 fuse 56 10a
• Odd ign/inj fuse 55 20a
• Pnk
• Pwr/trn relay 76
• Tan
• Tcc brake sig
• Transmissions system
• Underhood fuse block (on left side of engine compt)
• V6 fuel inj fuse 59 15a

4.3L VIN X, Engine Performance Wiring Diagram (3 of 3) for GMC Savana G2009 2500

List of elements for 4.3L VIN X, Engine Performance Wiring Diagram (3 of 3) for GMC Savana G2009 2500:

• (at throttle position (tp) sensor)
• (at top of engine) central sequential fuel injection (central sfi)
• (inside intake manifold) fuel injectors
• 5v ref 1
• 5v ref 2
• Camshaft position (cmp) sensor (part of distributor, top rear of engine)
• Ckp sens sig
• Cmp sens sig
• Crankshaft position (ckp) sensor (on lower front of engine, near crankshaft)
• Ect sens sig
• Engine control module (ecm) (left side of engine compt)
• Engine coolant temperature (ect) sensor (on left side of engine)
• Evap sol ctrl
• G103 (on right rear of engine)
• Gen field sig
• Gen on sig
• Gnd
• Gnd e
• 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
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ic1 ctrl b
• Ic3 ctrl c
• Ign volt f
• Ignition control module (icm) (on top right side of engine, ic2 ctrl at ignition coil)
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• J101
• J102
• J120
• J150
• Knock sensor (ks) 1 (left side of engine block, near motor mount)
• Knock sensor (ks) 2 (right side of engine block, near motor mount)
• Ks 1 sig
• Ks 2 sig
• Low ref
• Low ref d
• Map sens sig
• Nca
• Pnk
• Pnk d
• Red
• Sens sig
• Starting/charging system
• Tac mtr 1
• Tan
• Tan a
• Throttle position (tp) sensor
• Tp sens 1
• Tp sens 2

5.3L VIN 4

5.3L VIN 4, Engine Performance Wiring Diagram (1 of 5) for GMC Savana G2009 2500

List of elements for 5.3L VIN 4, Engine Performance Wiring Diagram (1 of 5) for GMC Savana G2009 2500:

• (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
• (or 6049)
• (or pnk)
• 5v ref 1
• 5v ref 2
• A/c refrigerant pressure sensor
• Acc ser data
• Accelerator pedal position (app) sensor (under left side of dash)
• Actuator sig
• Anti-lock brakes system
• App sens 1 sig
• App sens 2 sig
• Batt pos volt
• Brk sw fuse 32 10a
• Computer data lines system
• Ecm batt fuse 54 10a
• Ecm ign fuse 48 15a
• Engine control module (ecm) (left side of engine compt)
• Fuel level sens
• Fuel pump & sender assembly (on fuel tank)
• Fuel tank pressure (ftp) sensor (except 57 gal fuel tank: on fuel tank) (57 gal fuel tank: at 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 69 energized
• Iat sens sig
• Ign volt
• J101
• J301
• Low ref
• Maf sens sig
• Mass air flow (maf)/intake air temperature (iat) sensor (integral with mass airflow sensor)
• Nca
• 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
• Tan c
• Tcc brake sig
• Transmissions system
• Underhood fuse block (on left side of engine compt)
• Vss

5.3L VIN 4, Engine Performance Wiring Diagram (2 of 5) for GMC Savana G2009 2500

List of elements for 5.3L VIN 4, Engine Performance Wiring Diagram (2 of 5) for GMC Savana G2009 2500:

• (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 17 10a
• Computer data lines system
• Ecm pwr/trn fuse 50 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 52 20a
• Fuel pump relay 72 (4.8l/6.0l)
• Fuel/pump fuse 2 20a
• G400 (on inner left rear frame rail)
• 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 49 15a
• Malfunction indicator lamp
• Mil ctrl
• O2 snsr 1 fuse 46 10a
• O2 snsr 2 fuse 56 10a
• Odd ign/inj fuse 55 20a
• Pnk
• Pwr/trn relay 76
• Red
• Tos sig
• Transmissions system air conditioning system
• Underhood fuse block (on left side of engine compt)

5.3L VIN 4, Engine Performance Wiring Diagram (3 of 5) for GMC Savana G2009 2500

List of elements for 5.3L VIN 4, Engine Performance Wiring Diagram (3 of 5) for GMC Savana G2009 2500:

• (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
• Bare
• Computer data lines system
• Fcsm batt fuse 15 20a
• Fscm ign fuse 11 10a
• G102 (on left rear of engine)
• G300 (on left frame rail, near ebcm)
• Gmlan data
• Gnd
• Hot at all times
• Hot w/ run/ crnk relay 69 energized
• Ign volt
• Ignition coil/module 1
• Ignition coil/module 3
• Ignition coil/module 5
• Ignition coil/module 7
• J182
• J184
• J315
• Low ref
• Nca
• Pnk
• Pnk d
• Pnk pnk pnk pnk pnk pnk pnk pnk pnk
• Power distribution system
• Pump ctrl
• Red c
• Relay ctrl
• Sens sig
• Serial data
• Spark plug
• Tan
• Underhood fuse block (on left side of engine compt)

5.3L VIN 4, Engine Performance Wiring Diagram (4 of 5) for GMC Savana G2009 2500

List of elements for 5.3L VIN 4, Engine Performance Wiring Diagram (4 of 5) for GMC Savana G2009 2500:

• (at top right of engine)
• (in even ignition/coil module jumper harness, on top right side of engine) j185
• (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
• J183
• 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

5.3L VIN 4, Engine Performance Wiring Diagram (5 of 5) for GMC Savana G2009 2500

List of elements for 5.3L VIN 4, Engine Performance Wiring Diagram (5 of 5) for GMC Savana G2009 2500:

• (6.0l) camshaft position (cmp) actuator solenoid valve
• (below front of intake manifold) knock sensor (ks) 1
• (below rear of intake manifold) knock sensor (ks) 2
• (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, between water pump & crank pulley)
• 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)
• G103 (on right rear 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
• J101
• Ks 1 sig
• Ks 2 sig
• Low ref
• Map sens sig
• Oil sw 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

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram for GMC Savana G2009 2500

List of elements for Backup Lamps Wiring Diagram for GMC Savana G2009 2500:

• (provisional)
• Automatic transmission
• Aux/trlr bck/up fuse 10 10a
• Backup alarm (rear of vehicle on frame)
• Bck/up lamp pcb relay
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• Computer data lines system
• Cutaway
• Data bus +
• Data bus - x3
• Electrical backup alarm
• G103 (on right rear of engine)
• 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)
• H x405
• 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
• Park/neutral position (pnp) switch (on left side of transmission)
• Relay ctrl x2
• Right backup lamp (cargo/ passenger)
• Right tail/ stop & turn signal lamp
• T/lamp bck/up fuse 15 10a
• Tan
• Trailer connector (if equipped)
• Trans rng sw sig a
• Trans rng sw sig b
• Transmission control module (tcm) (4.3l (vin x) & 5.3l (vin 4))
• Transmission control module (tcm) (4.8l (vin c) & 6.0l (vin k))
• Transmission control module (tcm) (6.6l (vin 6)) (left front corner of engine compt)
• Underhood fuse block (on left side of engine compt)
• X175

Exterior Lamps Wiring Diagram (1 of 2) for GMC Savana G2009 2500

List of elements for Exterior Lamps Wiring Diagram (1 of 2) for GMC Savana G2009 2500:

• (in dash harness, 13 cm from radio & hvac control assembly breakout) j245
• (provisional)
• Alarm enable sig
• Aux prk lamp fuse 9 15a
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• Brake sig
• Brake sw sig
• Breakout) j246
• Cargo/ passenger
• Center high mounted stop lamp (chmsl)
• Chmsl ctrl
• Cutaway
• Driver outside rearview mirror
• Frt prk lamp fuse 14 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)
• Jx347 (in body harness, attached to lower left "b" pillar)
• Jx348 (in body harness, attached to lower right "b" pillar part of g348)
• Left
• Left tail/stop & turn signal lamp
• Lf turn sig lp ctrl
• License lamp
• Lr turn sig lp ctrl
• Lt rear prk lamp fuse 34 10a
• Nca
• Park lamp ctrl
• Park lamps sig
• Passenger outside rearview mirror
• Prk lamp relay
• Rf turn sig lp ctrl
• Right
• Right tail/stop & turn signal lamp
• Rr turn sig lp ctrl
• Rt rear prk lamp fuse 33 10a
• Stop lamps ctrl
• Tan
• Trailer tow circuit
• Trlr prk lamp fuse 13 15a
• Turn signal/ multi-function switch
• Upftr park lamps fuse 29 10a
• Volt ref
• W/ ambulance & recreational vehicle sales package
• W/ folding mirrors
• X320

Exterior Lamps Wiring Diagram (2 of 2) for GMC Savana G2009 2500

List of elements for Exterior Lamps Wiring Diagram (2 of 2) for GMC Savana G2009 2500:

• (in forward lamp harness, 48 cm from left headlamp breakout) j121
• (in instrument panel harness, 5 cm from x200 breakout towards instrument panel cluster) j231
• (provisional)
• 4.3l
• 6.6l
• Auto
• Aux stop lamp fuse 13 15a
• Brk sw fuse 32 10a
• Computer data lines system
• Cutaway
• E x405
• Engine control module (ecm) (left side of engine compt)
• Except 4.3l & 6.6l
• G100 (on left front of engine compt)
• G101 (on right front of engine compt)
• G102 (except 6.6l: on left rear of engine) (6.6l: left front lower side of the engine block)
• G302 (behind left kick panel)
• G400 (on inner left rear frame rail)
• Head
• Headlamp & panel dimmer switch
• Hot at all times
• Hot w/ run/crank relay energized
• Ign
• Instrument panel cluster (ipc)
• Interior lights system
• Ip clstr fuse 30 10a
• J102
• J110
• J118
• J123 (in engine harness, 16 cm from underhood fuse block x1 breakout)
• J248
• J402
• Left front marker lamp
• Left park/ turn signal lamp
• Left turn ind
• Logic
• Off
• Park
• Pnk
• Right front marker lamp
• Right park/ turn signal lamp
• Right turn ind
• Ser data
• Stop lamp switch
• Stop lamps pcb relay
• Transmission control module (tcm) (6.6l: left front corner of engine compt)
• Underhood fuse block (on left side of engine compt)
• X4 n
• X405 c
• X405 f
• X405 g

Trailer Tow Wiring Diagram for GMC Savana G2009 2500

List of elements for Trailer Tow Wiring Diagram for GMC Savana G2009 2500:

• 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 40 energized
• J247
• J402 (except 5.3l w/ backup alarm)
• Lo spd gmlan
• Lt stp/ trn trlr fuse 16 10a
• Lt trailer turn signal lamp
• Rt stp/ trn trlr fuse 8 10a
• Rt trailer turn signal lamp
• Tan
• Trailer connector
• Trailer lh stop/turn pcb relay
• Trailer rh stop/turn pcb relay
• Trlr prk lamp fuse 13 15a
• Trlr wrg fuse 35 30a
• Trlr wrg fuse 62 30a
• Underhood fuse block (on left side of engine compt)

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 4) for GMC Savana G2009 2500

List of elements for Ground Distribution Wiring Diagram (1 of 4) for GMC Savana G2009 2500:

• (4.3l)
• (4.3l) ignition control module (icm)
• (4.8l/5.3l/ 6.0l)
• (5.3l) fuel pump flow control module
• (6.6l) engine control module (ecm)
• (6.6l) engine cooling fan
• (6.6l) fan clutch relay
• (6.6l) vacuum pump
• (except 6.6l) engine control module (ecm)
• (except 6.6l) mass air flow (maf)/ intake air temperature (iat) sensor
• (in forward lamp harness, 12 cm from left headlight connector breakout)
• (light duty) brake pressure differential switch
• (manual a/c) a/c compressor clutch
• (on left front of engine compt) g100
• (w/ chrome grille radiator) left high beam headlamp
• (w/ chrome grille radiator) left low beam headlamp
• (w/ chrome grille radiator) right high beam headlamp
• (w/ chrome grille radiator) right low beam headlamp
• (w/o chrome grille radiator) left headlamp
• (w/o chrome grille radiator) right headlamp
• 4.3l/5.3l
• 4.8l/5.3l/6.0l
• Automatic transmission
• Auxiliary battery
• Battery
• Blower motor resistor assembly
• Body control module (bcm)
• Brake fluid level switch
• Camshaft position (cmp) sensor shield
• Crankshaft position (ckp) sensor shield
• Crnk relay
• Electronic brake control module (ebcm)
• Engine oil level (eol) switch
• Fuel pressure regulator shield
• Fuel pump relay
• Fuel rail pressure (frp) sensor shield
• G101 (on right front of engine compt)
• G102 (except 6.6l: on left rear of engine) (6.6l: left front lower side of the engine block)
• G103 (except 6.6l: on right rear of engine) (6.6l: left front lower side of the engine block)
• G104 (on lower right front of engine)
• G105 (on right front frame rail, in engine compt)
• G106 (on right front of engine compt)
• G107 (6.6l) (left front lower side of the engine block)
• G108 (6.6l) (right front lower side of the engine block)
• G300 (on left frame rail, near ebcm)
• G305 (6.6l) (left center outer frame rail, near the secondary battery)
• Glow plug control module (gpcm)
• 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
• J102 (4.3l: in engine harness, 6 cm from generator connector breakout) (4.8l/5.3l/6.0l: in engine harness, 8 cm from knock sensor breakout) (6.6l: in the engine chassis harness, 5 cm (1.96 in) from the maf sensor breakout)
• J107 (in engine harness, between red
• J118 (in forward lamp harness, 13 cm from right headlight connector breakout)
• J182 (in odd ignition/coil module jumper harness, on top left side of engine)
• J183 (in even ignition/ coil module jumper harness, on top right side of engine)
• J315 (in chassis harness, 10 cm from g300 breakout)
• Left front marker lamp
• Left park/turn signal lamp
• Nca
• Park/ neutral position (pnp) switch
• Red
• Right front marker lamp
• Right park/turn signal lamp
• Run/ crank relay
• Sensor connector & cmp connector)
• Stop lamps pcb relay
• Transmission control module (tcm)
• Underhood fuse block (on left side of engine compt)
• Underhood lamp
• W/o active brake control w/ active brake control
• Windshield wiper motor
• Wiper diode
• Wiper hi diode
• Wpr pcb relay
• X110 & x111)
• X175

Ground Distribution Wiring Diagram (2 of 4) for GMC Savana G2009 2500

List of elements for Ground Distribution Wiring Diagram (2 of 4) for GMC Savana G2009 2500:

• (6.6l) engine coolant level switch
• (if equipped) radio
• (in dash harness, 36 cm from x200 breakout) j247
• (in dash harness, 5 cm from inflatable restraint i/p module connector breakout)
• (in instrument panel harness)
• (in steering column harness, 25 cm from x200 connector)
• (not used)
• (rv upfitter & ambulance upfitter) upftr ctsy lamp pcb relay
• (rv upfitter, cutway upfitter & ambulance upfitter) upftr aux2 relay 42
• (w/ active brake control) traction control switch (tcs)
• (w/ brake warning indicator) brake booster fluid flow alarm switch
• (w/ rear window defogger & power mirrors) rear defog relay 44
• (w/o radio) chime module
• Air temperature actuator
• All drs lock pcb relay
• Ambient light sensor
• Automatic transmission shift lock control solenoid
• Backup lamp pcb relay
• Body control module (bcm)
• Body fuse block (under left front seat)
• Body fuse block (under left x1 front seat)
• Center console 1 accessory power outlet
• Center console 2 accessory power outlet
• Cgo unlock pcb relay
• Data link connector (dlc)
• Driver information center (dic) switch
• Drv unlck pcb relay
• Electronic compass module
• 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)
• 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)
• Left steering wheel control switch
• Light duty
• Pass/ cgo unlock pcb relay
• Rap relay 43
• Redundant radio steering wheel controls
• Remote control door lock receiver (rcdlr)
• Right steering wheel control switch
• Run relay 39
• 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/ rear window defogger & power mirrors
• W/ redundant radio steering wheel control
• W/ remote keyless entry & low tire pressure indicator
• W/o automatic electronics cruise control &
• W/o manual suppression switch & rv upfitter
• Windshield washer fluid pump
• Windshield wiper motor
• X222

Ground Distribution Wiring Diagram (3 of 4) for GMC Savana G2009 2500

List of elements for Ground Distribution Wiring Diagram (3 of 4) for GMC Savana G2009 2500:

• (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
• (rv upfitter) (not used) p
• (w/ auxiliary heater plumbing & heater) (not used) b
• (w/ left rear hinged door) left rear door jamb switch
• Auxiliary hvac control module
• Cm from front courtesy & reading lamp connector breakout)
• Cutaway upfitter
• Dome lamp
• Driver door latch
• Driver door lock switch
• Driver outside rearview mirror
• Driver window switch
• From jx348 (diagram 3 of 4)
• 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)
• Jx347
• Jx348
• 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
• To front dome/ reading lamps (diagram 3 of 4)
• W/ electronic 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 electronic side door lock control
• W/o power mirrors & windows
• W/o rear a/c & front vanity mirror w/ cutaway upfitter
• X320
• X321
• X409

Ground Distribution Wiring Diagram (4 of 4) for GMC Savana G2009 2500

List of elements for Ground Distribution Wiring Diagram (4 of 4) for GMC Savana G2009 2500:

• (cargo w/o rv upfitter) dome lamp
• (if equipped) backup alarm
• (not used) g
• (w/ rear window defogger) left rear window defogger grid
• 5.3l w/o backup alarm
• 6.6l
• Auxiliary air temperature actuator
• Auxiliary blower motor
• Auxiliary mode actuator
• Cargo door latch
• Cargo door lock switch
• Center high mounted stop lamp (chmsl)
• Coolant heater
• Dome lamp
• Except 5.3l
• Except 5.3l w/ backup alarm
• Front cargo fluorescent work lamp
• Fuel heater
• Fuel pump
• Fuel pump & sender assembly
• Fuel pump coolant heater
• G400 (on inner left rear frame rail)
• 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)
• J300 (in prp/uf2 harness, 42 cm from left front side front access panel actuator)
• J316 (in transmission harness, 20 cm (7.87 in) from x174)
• J330 (in rear headliner harness, 30 cm from x420)
• J402 (cutaway: in chassis harness, 24 cm from g400 breakout) (passenger/cargo: in chassis harness, 16 cm from g400 breakout)
• 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 tail/stop & turn signal lamp
• License lamp
• Middle dome/ reading lamps
• Nca
• Passenger
• Passenger/cargo & 4.3l/4.8l/6.0l
• Rear auxiliary hvac control assembly
• Rear cargo fluorescent work lamp
• Rear dome/ reading lamps
• Right access panel fluorescent work lamp
• Right backup lamp
• Right rear window defogger grid
• Right side front access panel actuator
• Right side rear access panel actuator
• Right tail/stop & turn signal lamp
• Trailer connector b
• W/ auxiliary heater w/o rear a/c
• W/ auxiliary heater, rear a/c & rear window defogger
• W/ cargo lamps
• W/ electronic side door lock control
• W/ fuel fired auxiliary heater
• W/ rear a/c
• W/ rear a/c & swb
• W/ rear window defogger
• W/ truck trailer hd wiring harness
• W/o auxiliary heater & rear a/c
• W/o electronic side door lock control
• W/o rear window defogger
• W/o truck trailer hd wiring harness
• X405

HEADLIGHTS

Headlights Wiring Diagram for GMC Savana G2009 2500

List of elements for Headlights Wiring Diagram for GMC Savana G2009 2500:

• 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 12 15a
• Drl 2 fuse 10 10a
• Drl pcb relay
• 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
• Hot at all times
• Hot w/ run/crnk relay 69 energized
• Ign
• Instrument panel cluster (ipc)
• Ip clstr fuse 30 10a
• J110
• J118
• J202
• J248
• Left headlamp
• Left high beam headlamp
• Left low beam headlamp
• Lo beam ctrl
• Lo beam rly ctrl
• Logic
• Low beam pcb relay
• Lt high beam fuse 1 10a
• Lt lo beam fuse 7 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 high beam fuse 5 10a
• Rt lo beam fuse 9 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

HORN

Horn Wiring Diagram for GMC Savana G2009 2500

List of elements for Horn Wiring Diagram for GMC Savana G2009 2500:

• (w/ automatic electronics cruise control & redundant radio steering wheel controls) j210
• A x1
• Body control module (bcm) (behind lower right side of dash)
• G102 (4.3l, 4.8l, 5.3l & 6.0l: on left rear of engine) (6.6l: left front lower side of the engine block)
• G302 (behind left kick panel)
• Horn assembly (at left front of engine compt)
• Horn fuse 43 20a
• Horn pcb relay
• Horn relay ctrl
• Horn switch (in steering wheel)
• 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
• X2 a
• X2 k

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram (1 of 2) for GMC Savana G2009 2500

List of elements for Instrument Cluster Wiring Diagram (1 of 2) for GMC Savana G2009 2500:

• (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)
• Batt pos volt
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• Brake ind
• Charge ind
• Cmps fuse 2 10a
• Computer data lines system
• Cruise ind
• Dic sw sig
• Driver information center (dic)
• 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 39 energized
• Hot w/ run/crank relay energized
• Ign volt
• Ind ctrl
• Ind lamp (mil) malfunction
• Instrument panel cluster (ipc)
• Ip clstr fuse 30 10a
• Ip clstr fuse 7 10a
• J244
• Left turn ind
• Lf door ajar sw
• Liftgate
• Logic
• Low engine oil pressure gauge
• Low ref
• Low tire pressure 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
• Pnk
• Pressure ind low engine oil
• Rf door ajar sw
• Right turn ind
• Rr door open sw
• Seat belt ind
• Security ind
• Sens sig
• Seo fuse 21 10a
• Speedometer
• Sw sig
• Switch sig
• Tow/haul ind
• Traction control ind
• Underhood fuse block (on left side of engine compt)
• Volts gauge
• W/ odometer security wiring provision (seo)
• W/o odometer security wiring provision (seo)
• Wait to start ind (diesel)

Instrument Cluster Wiring Diagram (2 of 2) for GMC Savana G2009 2500

List of elements for Instrument Cluster Wiring Diagram (2 of 2) for GMC Savana G2009 2500:

• (or ic57)
• (or ic66)
• (or ic68)
• (or ic71)
• 4.3l
• 4.8l/5.3l/6.0l
• 5.3l
• 5v ref 2
• 6.6l
• 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 fluid level switch (at left rear of engine compt)
• Brake pressure differential switch (on brake valve, near front of ebcm)
• Cargo door latch assembly (w/ cargo/passenger) (in right rear cargo door)
• Computer data lines system
• Data link resistor
• Driver door latch assembly (at rear of driver door)
• Driver information center (dic) switch
• Engine control module (ecm) (left side of engine compt)
• Engine controls system
• Engine oil level (eol) switch (on left side of oil pan)
• Engine oil level (eol) switch (on right side of oil pan)
• Engine oil pressure (eop) sensor (except 6.6l: on top rear of engine) (6.6l: lower left side of engine)
• Except 5.3l
• Fuel level sensor (on fuel tank)
• Fuel pump & sender assembly (on fuel tank)
• G103 (except 6.6l: on right rear of engine) (6.6l: left front lower side of the engine block)
• G103 (on right rear of engine)
• G107 (left front lower side of the engine block)
• G300 (on left frame rail, near ebcm)
• G302 (behind left kick panel)
• G347
• G348
• G401 (on top of right "d" pillar)
• Heavy duty
• Illumi- nation
• Ind ctrl
• Interior lights system
• 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
• 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/ hinged) (at left "b" pillar)
• Light duty
• Low ref
• Passenger door latch assembly (at rear of front passenger door)
• Person- alization
• Pnk
• Right rear side door jamb switch (w/ cargo/passenger) (at right "b" pillar)
• 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

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram for GMC Savana G2009 2500

List of elements for Courtesy Lamps Wiring Diagram for GMC Savana G2009 2500:

• (at top of steering column) inflatable restraint steering wheel module coil
• (in instrument panel harness, 70 cm from radio & hvac control assembly) j207
• (in steering wheel harness, near x200 connector) j208
• (not used)
• (w/ power mirrors & power windows) j600
• Auto
• Auxiliary blower motor switch
• Battery pos volt
• Bcm 3 fuse 26 15a
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• Dimming ctrl
• Dimming volt ref
• Driver door lock switch
• Driver information center (dic) switch
• Driver window switch
• Exterior lights system
• Front auxiliary hvac control assembly
• G301 (behind left kick panel)
• G302 (behind left kick panel)
• G304 (behind right kick panel)
• G347
• G348
• 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)
• 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)
• Jx347 (in body harness, attached to lower left "b" pillar)
• Jx348 (in body harness, attached to lower right "b" pillar part of g348)
• Left steering wheel control switch
• Lps dimmer sw sig
• Lps dimming ctrl
• 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
• Str whl snsr fuse 17 2a
• Tow/haul switch
• Traction control switch (tcs) (w/ active brake control)
• Underhood fuse block (on left side of engine compt)
• W/ automatic cruise control & redundant radio steering wheel control
• W/ automatic electronic cruise 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

Instrument Illumination Wiring Diagram (1 of 2) for GMC Savana G2009 2500

List of elements for Instrument Illumination Wiring Diagram (1 of 2) for GMC Savana G2009 2500:

• (in body harness, 15 cm from x306 breakout) j331
• (or 690)
• (provisional)
• (w/o rv upfitter) j314
• All times
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• Cargo door latch assembly (in right rear cargo door)
• Cargo/passenger
• Courtesy lp ctrl
• Ctsy lp ctrl
• Defeat sw sig
• Dome
• Fl dome rly ctrl
• Front dome/ reading lamps
• G102 (except 6.6l: on left rear of engine) (6.6l: left front lower side of the engine block)
• 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)
• Jx348 (in body harness, attached to lower right "b" pillar part of g348)
• 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
• Underhood fuse block (on left side of engine compt)
• Underhood lamp
• Upftr aux 1 fuse 36 (w/ cutaway, ambulance & rv upfitters) 50a
• Upftr ctsy lamps fuse 4 15a
• Upftr ctsy lamps pcb relay (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

Instrument Illumination Wiring Diagram (2 of 2) for GMC Savana G2009 2500

List of elements for Instrument Illumination Wiring Diagram (2 of 2) for GMC Savana G2009 2500:

• (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)
• Jx347 (in body harness, attached to lower left "b" pillar)
• Jx348 (in body harness, attached to lower right "b" pillar part of g348)
• Left front access panel fluorescent work lamp
• Left rear access panel fluorescent work lamp
• Left rear door jamb switch (w/ left rear hinged door) (at left "b" pillar)
• 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) (at right "b" pillar)

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 4) for GMC Savana G2009 2500

List of elements for Power Distribution Wiring Diagram (1 of 4) for GMC Savana G2009 2500:

• (on left side of engine compt) underhood fuse block
• 4.3l/ 5.3l
• Abs mdl fuse 60 40a
• Abs mtr fuse 61 50a
• Aux pwr outlet fuse 33 20a
• Battery
• Bcm 1 fuse 20 10a
• Bcm 2 fuse 37 15a
• Bcm 3 fuse 26 10a
• Bcm 4 fuse 22 10a
• Bcm 5 fuse 27 10a
• Bcm 6 fuse 23 10a
• Bcm 7 fuse 25 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 17 10a
• Data link connector (dlc)
• Ecm batt fuse 54 10a
• Electronic brake control module (ebcm)
• Engine control module (ecm)
• Evaporative emission (evap) canister vent solenoid valve
• Fcsm batt fuse 15 20a
• Frt blwr fuse 66 40a
• Fuel pump flow control module (5.3l)
• Fusible link 2
• Fusible link 3
• G302 (behind left kick panel)
• G304 (behind right kick panel)
• Generator
• Instrument panel cluster (ipc) (w/ odometer security wiring provision (seo))
• J247
• J249
• Ltr/dlc fuse 38 20a
• Red
• Seo fuse 21 10a
• Starter motor
• Tcm batt fuse 44 10a
• To cmps fuse 2 (diagram 4 of 4)
• To high beam pcb relay (diagram 2 of 4)
• To run relay 39 (diagram 4 of 4)
• Trailer connector
• Transmission control module (tcm)
• Trlr wrg fuse 35 30a
• Trlr wrg fuse 62 30a
• Upfitter provisional
• Upftr aux 2 fuse 35 50a
• Upftr aux 2 relay 42 (cutaway, ambulance & rv upfitters)
• W/ active brake control
• W/ cigar lighter
• W/ cutaway upfitter
• W/ rv upfitter
• W/ truck trailer
• W/o active brake control
• W/o cigar lighter
• X222
• X321

Power Distribution Wiring Diagram (2 of 4) for GMC Savana G2009 2500

List of elements for Power Distribution Wiring Diagram (2 of 4) for GMC Savana G2009 2500:

• (in engine harness, 5 cm from x101 breakout) j120
• (in even ignition/ coil module jumper harness, on top right side of engine) j185
• (in odd ignition/coil module jumper harness, on top left side of engine) j184
• (on left side of engine compt) underhood fuse block
• 4.3l
• A/c cmprsr relay 74 (manual a/c)
• Central sequential fuel injection (central sfi) (4.3l)
• Crnk relay 73
• Drl pcb relay
• Ecm pwr/trn fuse 50 10a
• Engine control module (ecm)
• Evaporative emission (evap) canister purge solenoid valve
• Even ign inj fuse 52 (except 4.3l) 20a
• Except 4.3l
• From trlr wrg fuse a (diagram 1 of 4)
• Fuel injector
• Fuel pump relay 72
• 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 wpr relay 70
• High beam pcb relay
• Horn pcb relay
• Ignition coil
• Ignition control module (icm)
• J150
• J151
• Low beam pcb relay
• Maf/cnstr vent fuse 49 15a
• Mass air flow (maf)/ intake air temperature (iat) sensor
• Mega fuse 77 125a
• Nca
• O2 snsr 1 fuse 46 10a
• O2 snsr 2 fuse 56 10a
• Odd ign inj fuse 55 20a
• Pnk
• Pwr/trn relay 76
• Stop lamps pcb relay (cutaway)
• To body fuse block (diagram 4 of 4)
• To run/crnk relay 69 (diagram 3 of 4)
• Trailer lh stop/turn pcb relay (w/ truck trailer)
• Trailer rh stop/turn pcb relay (w/ truck trailer)
• V6 fuel inj fuse 59 15a
• Washer pcb relay
• Wpr fuse 39 25a
• Wpr relay 71

Power Distribution Wiring Diagram (3 of 4) for GMC Savana G2009 2500

List of elements for Power Distribution Wiring Diagram (3 of 4) for GMC Savana G2009 2500:

• (in chassis harness, 7 cm from ecbm breakout)
• (in prp/uf2 harness, 7 cm from breakout for rear fuse block) j312
• (in steering column harness, 30 cm from x200 connector) j205
• 4.3l
• 4.8l & 6.0l
• 5.3l
• Acc
• Air bag fuse 34 10a
• Automatic transmission
• Body control module (bcm)
• Brk sw fuse 32 10a
• Dome fluorescent work lamps fuse 2 10a
• Ecm ign fuse 48 15a
• Electronic brake control module (ebcm)
• Engine control module (ecm)
• Engine control module (edm)
• Except 4.3l
• Fluorescent work lamp relay
• From mega fuse 77 (diagram 2 of 4)
• Fscm ign fuse 11 10a
• Fuel pump flow control module
• Fuel pump flow control module (5.3l)
• G102 (on left rear of engine)
• 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)
• Ip clstr fuse 30 10a
• J102
• J115 (in engine harness, 15 cm from x101 breakout)
• J203 (in steering column harness, 27 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 69
• Start
• Steering wheel speed/ position sensor
• Stop lamp switch
• Str/whl snsr fuse 36 (w/ active control brake) 10a
• Tcm ign fuse 47 15a
• Theft deterrent module (tdm)
• To body fuse block (diagram 4 of 4)
• Trans fuse 51 15a
• Transmission control module (tcm)
• Underhood fuse block (on left side of engine compt)
• W/ active brake control
• W/ cargo
• W/ manual suppression
• W/ power brake
• W/o rv upfitter & manual suppression
• X175

Power Distribution Wiring Diagram (4 of 4) for GMC Savana G2009 2500

List of elements for Power Distribution Wiring Diagram (4 of 4) for GMC Savana G2009 2500:

• (except rear auxiliary & rv upfitter: in front headliner harness, 15 cm from x205 breakout towards left vanity mirror lamp connector) (w/ rear auxiliary & rv upfitter: in upfitter hvac control harness, 88 cm from x303 breakout) (except rv upfitter: in front headliner harness, 52 cm from x304 breakout)
• (in rear hvac harness, 13 cm from auxiliary blower motor connector breakout) j405
• (not used)
• (under left front seat) body fuse block
• Air bag aos fuse 32 10a
• Air temperature actuator
• All drs lock pcb relay
• Auxiliary air temperature actuator
• 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
• Bck/up lamp pcb relay
• Body control module (bcm)
• Cgo unlck pcb relay
• Chime module
• Cmps fuse fuse 2 10a
• Driver seat adjuster switch (w/ driver power seat adjuster)
• Driver window switch (if equipped)
• Drv unlck pcb relay
• Electronic compass module (if equipped)
• Empty fuse
• From j203 (diagram 3 of 4)
• From rear fuse block (diagram 3 of 4)
• From underhood fuse block (diagram 2 of 4)
• From upftr aux 2 relay 42 (diagram 1 of 4)
• Front auxiliary hvac control assembly
• G302 (behind left kick panel)
• Hvac 1 fuse 5 20a
• Hvac 2 fuse 1 10a
• Hvac cntrl fuse 12 10a
• Hvac control assembly
• Hvac control assembly (w/ electric rear window defogger & power windows)
• Hvac control assembly (w/ rear window defogger, power mirrors & manual a/c)
• I/p clstr fuse 7 10a
• Ign sw pk3 mdl fuse 3 2a
• Inflatable restraint front passenger system (pps) presence sensor (light duty w/o rv upfiitter)
• 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
• J307
• J412 (in rear hvac harness, 20 cm from auxiliary blower motor connector breakout)
• Osrvm sw fuse 18 2a
• Outside rearview mirror switch (if equipped)
• Pass/cgo unlck pcb relay
• Passenger seat adjuster switch (w/ passenger power seat adjuster)
• Passenger window switch (if equipped)
• Prk lamp relay 40
• Pwr seats circuit breaker 46 30a
• Pwr wdo circuit breaker 45 25a
• Radio
• Rap relay
• Rdo/chime fuse 8 15a
• Rear auxiliary hvac control assembly
• Rear blwr fuse 37 30a
• Rear defog relay 44 (w/ power mirror & rear window defogger)
• Remote control door lock receiver (rcdlr) (w/ low tire pressure & remote keyless entry)
• Rfa/tpm fuse 11 10a
• Run relay 39
• Upfitter provisional
• Upftr aux 1 fuse 36 (w/ cutaway, ambulance & rv upfitters) 50a
• Upftr ctsy lamps pcb relay (w/ ambulance & rv upfitters)
• W/ commercial tradesman
• W/ cutaway
• W/ electric side door lock control
• W/ manual a/c, power mirrors & rear window defogger
• W/ radio
• 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 & 3406
• W/o radio
• W/o rv upfitter
• X222
• X321

POWER DOOR LOCKS

Power Door Locks Wiring Diagram (1 of 2) for GMC Savana G2009 2500

List of elements for Power Door Locks Wiring Diagram (1 of 2) for GMC Savana G2009 2500:

• 87a
• All drs lock pcb relay
• Battery b+
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• Cargo dr unlck fuse 25 15a
• Cargo unlck pcb relay
• Coax
• Computer data lines system
• Driv door lock rly
• Driv door lock sig
• Driv door unlock sig
• Drv dr unlck fuse 31 15a
• Drv unlck relay
• Frt dr lck fuse 27 15a
• Frt pass dr unlck fuse 30 15a
• G302 (behind left kick panel)
• G347
• G348
• Ground
• Hot at all times
• J247
• J248
• Keyless entry antenna
• Left rear side door jamb switch (w/ hinged) (at left "b" pillar)
• Lf door ajar sw
• Lf door open sw
• Liftgate ajar sw sig
• Lo spd gmlan serial data x3
• Lr door open sw
• Pass door lock sw
• Pass/ cargo unlck relay
• Rear dr lck fuse 26 15a
• Rear open sw
• Rear pass dr unlck fuse 28 15a
• Remote control door lock receiver (rcdlr) (behind center of dash)
• Rf door ajar sw
• Rf door open sw
• Rfa/tpm fuse 11 10a
• Right rear side door jamb switch (w/ cargo/passenger) (at right "b" pillar)
• Rr door open sw
• Serial data
• 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)
• Tan
• W/ commercial tradesman
• W/o commercial tradesman

Power Door Locks Wiring Diagram (2 of 2) for GMC Savana G2009 2500

List of elements for Power Door Locks Wiring Diagram (2 of 2) for GMC Savana G2009 2500:

• (in body harness, 40 cm from x306 breakout)
• (in body harness, near front passenger seat, 20 cm from x306)
• 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) (sliding: right side of door)
• Right side door contact plate (at right "b" pillar)
• Security indicator
• 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)
• Tan
• W/ hinged
• W/ hinged doors
• W/ sliding doors

POWER MIRRORS

Power Mirrors Wiring Diagram for GMC Savana G2009 2500

List of elements for Power Mirrors Wiring Diagram for GMC Savana G2009 2500:

• 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 18 2a
• Outside rearview mirror switch
• Passenger
• Passenger outside rearview mirror (in right front passenger door)
• R/l
• Up/dn

POWER SEATS

Power Seats Wiring Diagram for GMC Savana G2009 2500

List of elements for Power Seats Wiring Diagram for GMC Savana G2009 2500:

• 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 46 30a
• Rear down
• Rear up
• Rear vertical
• Tan

POWER WINDOWS

Power Windows Wiring Diagram for GMC Savana G2009 2500

List of elements for Power Windows Wiring Diagram for GMC Savana G2009 2500:

• 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
• Interior lights system
• J247
• J500
• J600
• Jx347 (in body harness, attached to lower left "b" pillar)
• Jx348 (in body harness, attached to lower right "b" pillar part of g348)
• Left
• Passenger window motor (in front passenger door)
• Passenger window switch
• Pwr wdo circuit breaker 45 25a
• Rap relay
• Right
• Rly ctrl
• Tan

RADIO

Radio Wiring Diagram for GMC Savana G2009 2500

List of elements for Radio Wiring Diagram for GMC Savana G2009 2500:

• (behind left kick panel) g302
• (in body harness, 10 cm from x415 breakout) j451
• (in body harness, 10 cm from x419 breakout) j450
• 12v ref
• Antenna in
• Body control module (bcm) (behind lower right side of dash)
• Body fuse block (under left front seat)
• Coax
• Computer data lines system
• Cruise control system
• Cutaway, upfitter
• Gnd
• Hot at all times
• Inflatable restraint steering wheel module coil (at top of steering column)
• Info
• Interior lights system
• J248
• 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 (-)
• Lo gmlan serial data
• Lo serial data
• Lr mid out (+)
• Lr mid out (-)
• Mute
• Passenger/ cargo
• Pnk
• Radio
• Radio antenna
• Rdo/ chime fuse 8 15a
• Rf mid out (+)
• Rf mid out (-)
• 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
• Vol down
• Vol up
• W/ ambulance/ rv upfitters
• X320

SHIFT INTERLOCK

Shift Interlock Wiring Diagram for GMC Savana G2009 2500

List of elements for Shift Interlock Wiring Diagram for GMC Savana G2009 2500:

• (+)
• (-)
• (6.6l: left front lower side of the engine block) (except 6.6l: on right rear of engine) g103
• (behind left kick panel) g302
• (in instrument panel harness, 5 cm from x200 breakout towards instrument panel cluster) j231
• 4.3l & 5.3l
• 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
• Body control module (bcm) (behind lower right side of dash)
• Brk sig
• Brk sw fuse 32 10a
• Computer data lines system
• Engine control module (ecm)
• Except 4.3l & 5.3l
• Gm lan hi spd
• Hi spd ser data (+)
• Hi spd ser data (-)
• Hot w/ run/crank relay energized
• J101
• J264
• Park/neutral position (pnp) switch
• Park/neutral position (pnp) switch (4.8l & 6.ol: on left side of transmission)
• Pnk
• Sol ctrl
• Stop lamp switch (behind left side of dash, above brake pedal)
• Sw sig p
• Tan
• Transmission control module (tcm) (6.6l: left front corner of engine compt)
• Underhood fuse block (on left side of engine compt)

STARTING/CHARGING

Charging Wiring Diagram for GMC Savana G2009 2500

List of elements for Charging Wiring Diagram for GMC Savana G2009 2500:

• (on right front of engine compt) g106
• 4.3l
• 4.3l/5.3l
• 4.8l/6.0l
• 5v ref
• 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)
• 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 energized
• Ign volt
• Instrument panel cluster (ipc)
• Ip clstr fuse 30 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)

Starting Wiring Diagram for GMC Savana G2009 2500

List of elements for Starting Wiring Diagram for GMC Savana G2009 2500:

• (on lower right front of engine)
• 4.3l
• Battery
• Body control module (bcm) (behind lower right side of dash)
• Charging circuit
• Computer data lines system
• Crnk relay 73
• Data bus (+)
• Data bus (-)
• Engine control module (ecm) (left side of engine compt)
• Except 4.3l
• Fusible link 2
• G102 (on left rear of engine)
• G103 (on right rear of engine)
• G104
• G105 (on right front frame rail, in engine compt)
• G106 (on right front of engine compt)
• Gmlan serial data
• Ignition lock cylinder
• Ignition switch
• Ignition voltage
• J101
• J102
• Off
• P/n
• Park/neutral position (pnp) switch (on left side of transmission)
• Pnk
• Red
• Run acc
• Start
• Starter enable relay ctrl
• Starter motor
• Strtr sol fuse 64 40a
• Tan
• Underhood fuse block (on left side of engine compt)

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram (1 of 2) for GMC Savana G2009 2500

List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for GMC Savana G2009 2500:

• (behind left kick panel) g301
• (on passenger's seat harness, near breakout for seat adjuster switch) (w/o manual suppression switch & rv/upfitter & w/ light duty) inflatable restraint front passenger presence system (pps) sensor
• (w/ manual suppression switch) inflatable restraint i/p module disable switch
• Air bag fuse 34 10a
• Air bag off ind
• Air bag on ind
• Air bag/ aos fuse 32 10a
• 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 lamp fuse 14 10a
• G301 (behind left kick panel)
• Ground
• Heavy duty
• Hi ctrl
• Hot at all times
• Hot w/ prk lamp relay 40 energized
• Hot w/ run/ crnk relay 69 energized
• Hot w/ run/ crnk relay 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
• Ip clstr fuse 30 10a
• J265
• J313 (in body harness, 11 cm from pnk
• J320 (in body harness, 28 cm from seat belt buckle driver x2 connector breakout)
• J321 (in passenger seat harness, 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
• X307)

Supplemental Restraints Wiring Diagram (2 of 2) for GMC Savana G2009 2500

List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for GMC Savana G2009 2500:

• (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
• Air bag ind
• Batt
• Computer
• Computer data lines system
• Data lines
• 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 front seat belt pretensioner (light duty)
• Left rear inflatable restraint side impact sensor (sis) (left center of vehicle behind body panel trim)
• Light duty
• Lo spd
• Logic
• Nca
• Off ind
• On ind
• Passenger
• Pnk
• Right front inflatable restraint roof rail module
• Right front inflatable restraint side impact sensor (sis) (in right front side door)
• Right front seat belt pretensioner (light duty) (on right side of right front seat)
• 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
• Stage 2
• System
• W/ rear hinged door
• W/ rear sliding door

TRANSMISSION

Transmission Wiring Diagram (1 of 2) for GMC Savana G2009 2500

List of elements for Transmission Wiring Diagram (1 of 2) for GMC Savana G2009 2500:

• 1-2 shift sol
• 2-3 shift sol
• Acc wakeup data
• Automatic transmission (a/t) output shaft speed (oss) sensor assembly (at left rear of transmission)
• Batt pos volt
• Brk sw fuse 32 10a
• Brk sw sig
• Computer data lines system
• G103 (on right rear of engine)
• Gnd
• Hi spd gmlan data (+)
• Hi spd gmlan data (-)
• Hot at all times
• Hot w/ run/crank relay 69 energized
• Hot w/ run/crank relay energized
• Ign volt
• Iss sig
• J101
• J123 (in engine harness, 16 cm from underhood fuse block x1 breakout)
• Low ref
• Pc sol hi
• Pc sol low
• Pnk
• Power distribution system
• Replicated tos sig
• Stop lamp switch (behind left side of dash, above brake pedal)
• Tan
• Tcc pwm
• Tcc sol valve ctrl
• Tcm batt fuse 44 10a
• Tcm ign fuse 47 15a
• Tft sens sig
• Tr sw a sig
• Tr sw b sig
• Tr sw c sig
• Tr sw p sig
• Trans fuse 51 15a
• Transmission control module (tcm)
• Underhood fuse block (on left side of engine compt)
• Vss hi sig
• Vss low sig

Transmission Wiring Diagram (2 of 2) for GMC Savana G2009 2500

List of elements for Transmission Wiring Diagram (2 of 2) for GMC Savana G2009 2500:

• 1-2 shift solenoid (ss) valve
• 2-3 shift solenoid (ss) valve
• 4.3l
• 5.3l
• Automatic transmission
• Automatic transmission fluid temperature (tft) sensor
• Body control module (bcm) (behind lower right side of dash)
• Computer data lines system
• Ctrl sig ign lock cyl actr
• Engine control module (ecm) (left side of engine compt)
• G103 (on right rear of engine)
• G302 (behind left kick panel)
• Hi spd gmlan +
• Hi spd gmlan -
• Ind mil
• Input shaft speed sensor (iss)
• Instrument panel cluster (ipc)
• J101
• J135
• J248
• Lo gm gmlan
• Logic
• Mil ctrl
• Nca
• Park/neutral position (pnp) switch
• Pnk
• Pressure control (pc) solenoid valve
• Prnd321
• Red
• Replicated tos sig
• Tan
• Torque converter clutch (tcc) pulse width modulation (pwm) solenoid valve
• Torque converter clutch (tcc) solenoid valve
• Tow/ haul ind
• Tow/haul sw sig
• Tow/haul switch

TRUNK, TAILGATE, FUEL DOOR

Access Panel Release Wiring Diagram for GMC Savana G2009 2500

List of elements for Access Panel Release Wiring Diagram for GMC Savana G2009 2500:

• 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 Savana G2009 2500

List of elements for Warning Systems Wiring Diagram for GMC Savana G2009 2500:

• (behind left kick panel) g302
• (in passenger seat harness, below passenger seat) j321
• Air bag fuse 34 10a
• Alarm enable sig
• Auto
• 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
• Chime module (w/o radio provisions) (behind left center of dash)
• Connector (dlc) (under left side of dash)
• Data link
• Driver door latch assembly (at rear of driver door)
• Driver seat belt buckle
• Driver seat belt switch
• G302 (behind left kick panel)
• G347
• 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/crank relay 69 energized
• Ign sw/ pk3 mdl fuse 3 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)
• J501 (w/ electric side door lock control)
• Jx200 (in dash wiring harness, 10 cm from underhood pass-through grommet breakout)
• Jx347 (attached to lower left "b" pillar)
• Left seat belt sw
• Left turn
• Lf dr ajar sw sig
• Logic
• Low ref
• Low speed serial data
• Off
• Park
• Park brake switch (under left side of dash)
• Park brk sw sig
• Park lamp signal
• Passenger air bag ind
• Passenger seat belt buckle (w/o manual suppression switch & rv upfitter)
• Passenger seat belt ind
• Passenger seat belt switch
• Pnk
• Radio
• Rdo/chime fuse 8 15a
• Red
• Right seat belt sw
• Right turn
• Seat belt ind
• Serial data
• 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 provisions
• W/o manual suppression
• W/o radio provisions

WIPER/WASHER

Wiper/Washer Wiring Diagram for GMC Savana G2009 2500

List of elements for Wiper/Washer Wiring Diagram for GMC Savana G2009 2500:

• (except 6.6l: on left rear of engine) (6.6l: left front lower side of the engine block)
• Body control module (bcm) (behind lower right side of dash)
• Front windshield wiper switch hi signal
• G102
• G302 (behind left kick panel)
• 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)
• Washer pcb relay
• 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 39 25a
• Wpr pcb relay 71
• Wpr-hi pcb relay 70
• Wsw fuse 41 15a
• X3 k