GROUND DISTRIBUTION – GMC Savana G3500 2008 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 4) for GMC Savana G3500 2008

List of elements for Ground Distribution Wiring Diagram (1 of 4) for GMC Savana G3500 2008:

• (4.3l) ignition control module (icm)
• (4.3l) x1
• (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 cltch relay
• (6.6l) vacuum pump
• (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/ composite headlamps) left high beam headlamp
• (w/ composite headlamps) left low beam headlamp
• (w/ composite headlamps) right high beam headlamp
• (w/ composite headlamps) right low beam headlamp
• (w/ sealed beam headlamps) left headlamp
• (w/ sealed beam headlamps) right headlamp
• 4.8l/5.3l/6.0l
• Auxiliary battery
• Battery
• Blower motor resistor assembly
• Brake fluid level switch
• Camshaft position (cmp) sensor shield
• Crank relay
• Crankshaft position (ckp) sensor shield
• Electronic brake control module (ebcm)
• Engine control module (ecm)
• 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, approximately 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 front park/turn signal lamp
• Nca
• Park/ neutral position (pnp) switch
• Red
• Right front marker lamp
• Right front 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
• Wiper pcb relay
• X110 & x111)

Ground Distribution Wiring Diagram (2 of 4) for GMC Savana G3500 2008

List of elements for Ground Distribution Wiring Diagram (2 of 4) for GMC Savana G3500 2008:

• (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, approximately 25 cm from x200 connector)
• (rv upfitter & ambulance upfitter) upftr ctsy lamp pcb relay
• (rv upfitter) provisional
• (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 unlock 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, approximately 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
• 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 G3500 2008

List of elements for Ground Distribution Wiring Diagram (3 of 4) for GMC Savana G3500 2008:

• (if equipped) auxiliary blower motor switch
• (if equipped) driver seat adjuster switch
• (if equipped) passenger seat adjuster switch
• (passenger/ cargo) right rear door jamb switch
• (rv upfitter) provisional p
• (w/ auxiliary heater plumbing & heater) provisional 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, approximately 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, approximately 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
• Provisional c
• 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/ rv upfitter
• X320
• X321
• X409

Ground Distribution Wiring Diagram (4 of 4) for GMC Savana G3500 2008

List of elements for Ground Distribution Wiring Diagram (4 of 4) for GMC Savana G3500 2008:

• (cargo w/o rv upfitter) dome lamp
• (if equipped) back-up alarm
• (w/ rear window defogger) left rear window defogger grid
• 5.3l w/o back-up 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/ back-up 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, approximately 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, approximately 47 cm from x401 breakout)
• J411 (in rear hvac harness, 6 cm from auxiliary blower motor connector breakout)
• J901 (in rear cargo door harness, approximately 35 cm from x902)
• J902 (in right rear door harness, 19 cm from license lamp connector breakout)
• Left back-up 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
• Provisional g
• Rear auxiliary hvac control assembly
• Rear cargo fluorescent work lamp
• Rear dome/ reading lamps
• Right access panel fluorescent work lamp
• Right back-up 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 a/c 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