GROUND DISTRIBUTION – Chevrolet Chevy Express G2500 2000 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 4) for Chevrolet Chevy Express G2500 2000

List of elements for Ground Distribution Wiring Diagram (1 of 4) for Chevrolet Chevy Express G2500 2000:

• (forward lamp harness, approx 19 cm into left forward lamp breakout)
• (forward lamp harness, approx 22 cm into right forward lamp breakout)
• (i/p harness, approx 7 cm into vss buffer breakout)
• (lower i/p harness, approx 7 cm into i/p compartment lamp breakout)
• (sun shade harness, approx 7 cm from right sun shade breakout)
• (upfitter provision) c206
• (w/ upfitter provisions)
• A/t shift lock solenoid
• Ashtray lamp
• Auxiliary battery (diesel)
• Auxiliary blower motor
• Auxiliary heater switch
• Auxiliary power outlet
• Battery
• C210
• C302
• Cigarette lighter
• Convenience center
• Convenience center (left side of dash)
• Cruise test resistor connector
• Data link connector
• Daytime running lamp (drl) control module
• E13
• G100 (left side of engine compt, near fender well)
• G101 (right side of engine compt, near fender well)
• G113 (left frame rail, near auxiliary battery)
• G116 (left side of engine compt, under brake master cylinder)
• G118 (right lower front of engine)
• G119 (right frame rail, near front of engine)
• G200 (behind left kick panel)
• Headlamp switch
• Heater & a/c controller
• I/p compartment lamp
• I/p relay center
• Ignition switch
• Illuminated entry module
• Instrument cluster
• Left front park & turn signal lamp
• Left front side marker lamp
• Left headlamp (w/ sealed beam headlamps)
• Left high beam headlamp (w/ composite headlamps)
• Left low beam headlamp (w/ composite headlamps)
• Left power seat switch
• Left sun shade mirror lamp
• Low engine coolant level indicator module (diesel)
• Low engine coolant level indicator sensor (diesel)
• Multi- function alarm module
• Nca
• P/b booster fluid flow switch
• Power antenna assembly
• Power door lock control module
• Power door lock relay
• Radio
• Rear fog lamp
• Remote control door lock receiver
• Right front park & turn signal lamp
• Right front side marker lamp
• Right headlamp (w/ sealed beam headlamps)
• Right high beam headlamp (w/ composite headlamps)
• Right low beam headlamp (w/ composite headlamps)
• Right sun shade mirror lamp
• S201 (i/p harness, approx 4 cm from park brake warning switch breakout)
• S202
• S204
• S205
• S206 (crossbody harness, approx 4 cm from power door lock relay breakout)
• S257 (power seat harn, under left side of dash)
• S328
• School bus equipment
• Seat belt switch
• Side door jamb switch (w/ upfitter provisions)
• Steering column ground
• Temperature valve actuator motor
• To s500 or left front door jamb switch (diagram 2 of 4)
• To s601 or right front door jamb switch (diagram 2 of 4)
• Turn/ hazard lamp flasher
• Upfitter provisions relay
• W/ upfitter provisions
• W/o keyless entry
• Windshield washer pump motor
• Windshield wiper motor

Ground Distribution Wiring Diagram (2 of 4) for Chevrolet Chevy Express G2500 2000

List of elements for Ground Distribution Wiring Diagram (2 of 4) for Chevrolet Chevy Express G2500 2000:

• (at generator bracket) g125
• (engine harness, approx 4 cm from a/c compressor breakout)
• (i/p harness, approx 10 cm from park brake warning switch breakout)
• (left front door harness, approx 7 cm from power window switch breakout)
• (right front door harness, approx 7 cm from power window switch breakout)
• (underhood lamp harness, approx 4 cm from breakout to connector near blower motor)
• A/c compressor clutch
• Ambulance package
• B13
• Base
• Blower motor resistor/ relay
• Brake pressure differential switch
• Data link connector (dlc)
• Diesel engines
• Diode
• Electronic brake control module (ebcm)
• From s206 (diagram 1 of 4)
• Fuel heater
• Fuel lift pump
• Fuel pump relay
• Fuel sender buffer module
• G110 (left front of engine at a/c compressor)
• G125 (front of engine, near thermostat housing)
• G200 (behind left kick panel)
• Glow plug relay
• Horns
• Inflatable restraint front end discriminating sensor
• Inflatable restraint sensing & diagnostic module
• Instrument cluster
• Left front door jamb switch
• Left front power door lock switch
• Left front power side window switch
• Left power outside rear view mirror
• Non base
• Park/ neutral position switch
• Passlock module
• Power outside rear view mirror remote control switch
• Powertrain control module (pcm)
• Right front door jamb switch
• Right front power door lock switch
• Right front power side window switch
• Right power outside rear view mirror
• S101 (engine harness, approx 22 cm from optical fuel breakout)
• S102
• S104
• S208 (i/p harness, approx 7 cm into inflatable restraint sensing & diagnostic module breakout)
• S254
• Starter relay
• Underhood fuse/relay center
• Underhood lamp
• Underhood reel lamp
• Vehicle speed sensor buffer
• W/ nb6
• W/ tr9 lamp group
• W/o nb6
• Water-in- fuel indicator

Ground Distribution Wiring Diagram (3 of 4) for Chevrolet Chevy Express G2500 2000

List of elements for Ground Distribution Wiring Diagram (3 of 4) for Chevrolet Chevy Express G2500 2000:

• (4.3l)
• (5.0l, 5.7l, 7.4l)
• 4.3l 5.0l 5.7l
• 4.3l 5.7l
• 4.3l, 5.0l, 5.7l a
• 7.4l
• A/c compressor clutch
• A/c low pressure cutout switch
• Air injection reaction solenoid
• B13
• Blower motor resistor/ relay
• Brake pressure differential switch
• Cruise control module
• Data link connector (dlc)
• Diode
• Electronic brake control module (ebcm)
• Except 7.4l
• Fuel pump & sender
• Fuel pump relay
• G117 (rear of right cylinder head)
• G125 (at generator bracket)
• G125 (front of engine, near thermostat housing)
• Gasoline engines
• Heated oxygen sensor (ho2s) bank 1 sensor 1
• Heated oxygen sensor (ho2s) bank 1 sensor 3
• Heated oxygen sensor (ho2s) bank 2 sensor 1
• Heated oxygen sensor (ho2s) bank 2 sensor 2
• Horns
• Ignition control module (icm)
• Instrument cluster
• Mass airflow (maf) sensor
• Nca
• Park/ neutral position switch
• Passlock module
• S101 (4.3l: engine harn, approx 20 cm from knock sensor breakout, 5.0l, 5.7l: engine harn, approx 10 cm from ignition coil breakout, 7.4l: engine harn, approx 5 cm from generator breakout)
• S102 (4.3l-engine harness, approx 104 cm from underhood fuse/relay panel breakout, ex 4.3l-engine harness, approx 4 cm from a/c compressor breakout)
• S103 (4.3l: engine harn, approx 4 cm from fuel injector breakout, 5.0l, 5.7l: engine harn, approx 4 cm from oxygen sensor breakout, 7.4l: engine harn approx 4 cm from ect sensor breakout)
• S104 (underhood lamp harness, approx 4 cm from breakout to connector near blower motor)
• S152 (4.3l: engine harn, approx 16 cm from fuel injector breakout, 5.0l, 5.7l: engine harn, approx 4 cm from fuel injector breakout, 7.4l: engine harn approx 15 cm from oxygen sensor breakout)
• S254 (i/p harn, approx 10 cm from park brake warning switch breakout)
• Secondary air injection reaction pump
• Secondary air injection reaction pump clutch
• Starter relay
• Underhood fuse/relay center
• Underhood lamp
• Underhood reel lamp
• Vehicle control module (vcm)
• W/ hydra-matic 4l60-e or 4.3l w/ hydra-matic 4l80-e c
• W/ hydra-matic 4l80-e b
• W/ tr9 lamp group

Ground Distribution Wiring Diagram (4 of 4) for Chevrolet Chevy Express G2500 2000

List of elements for Ground Distribution Wiring Diagram (4 of 4) for Chevrolet Chevy Express G2500 2000:

• (auxiliary heater & a/c harn, approx 14 cm from the front auxiliary hvac module breakout) s318
• (rear a/c harn, approx 7 cm from the o/s air valve actuator breakout) s411
• Auxiliary blower motor
• Auxiliary blower motor switch
• Back-up lamp
• Cargo
• Center high mounted stoplamp
• Front auxiliary hvac control module
• Front auxiliary hvac controller
• G998 (right rear corner of the interior of the cabin, "d" pillar)
• G999 (left rear corner of interior of cabin, "d" pillar)
• Heater & a/c control logic module
• Left back-up lamp
• Left rear park & turn signal lamp
• Left rear taillamp (park/stop)
• Left rear window defogger grid
• License lamp
• Passenger
• Rear auxiliary hvac controller
• Rear auxiliary mode vavle & seal assembly
• Rear auxiliary temperature valve assembly
• Rear fog lamp
• Rear window defogger relay
• Right back-up lamp
• Right rear door jamb switch
• Right rear park & turn signal lamp
• Right rear tail lamp (park & stop)
• Right rear window defogger grid
• S318
• S400 (left body harn, left rear of vechicle)
• S401 (left body harn, left rear of vehicle)
• S902 (rear license lamp jumper near right license lamp)
• S903 (right rear door harn, approx 29 cm from the door jamb switch breakout)
• S909 (right taillight harn, near back-up lamp breakout)
• W/ auxiliary heater
• W/ auxiliary heater or wiring provisions
• W/ rear a/c
• Wiring provisions