GROUND DISTRIBUTION – GMC Savana G2500 2002 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 4) for GMC Savana G2500 2002

List of elements for Ground Distribution Wiring Diagram (1 of 4) for GMC Savana G2500 2002:

• (forward lamp harness, approx 19 cm into left forward lamp breakout)
• (forward lamp harness, approx 21 cm into right forward lamp breakout)
• (i/p harness, approx 7 cm from i/p relay center 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)
• (w/ upfitter provisions)
• 31a
• A/t shift lock solenoid
• A12
• Accessory power outlet
• Air temperature actuator
• Auxiliary battery (diesel)
• Auxiliary blower motor
• Auxiliary blower motor switch
• Battery
• C200
• C202
• C210
• Cigar lighter
• Convenience center
• Convenience center (left side of dash)
• Coolant level module (diesel)
• Coolant level switch (diesel)
• Cruise test resistor connector
• Cruise test resistor connector (school bus only) b
• Data link connector
• Daytime running lamp (drl) control module
• Door jamb switch
• Door lock control module
• Door lock relay
• Driver seat adjuster switch
• E13
• Fog lamp switch
• Front passenger seat adjuster switch
• G100 (right side of engine compt, near fender well)
• G104 (right frame rail, near front of engine)
• G105 (right lower front of engine)
• G108 (left side of engine compt, near fender well)
• G109 (right side of engine compt, near fender well)
• G112 (left side of engine compt, under brake master cylinder)
• G200 (behind left kick panel)
• G201 (behind left kick panel)
• G300 (left frame rail, near auxiliary battery)
• G301 (in cutaway body harn, near tail lamp breakout)
• Headlamp leveling switch
• Headlamp switch
• Hvac control assembly
• I/p compartment lamp
• I/p relay block
• Ignition switch
• Instrument panel cluster (ipc)
• Interior lamp control module
• Left fog lamp
• Left front marker lamp
• Left front park/turn signal lamp
• Left headlamp (w/ sealed beam headlamps)
• Left headlamp leveling actuator
• Left high beam headlamp (w/ composite headlamps)
• Left low beam headlamp (w/ composite headlamps)
• Left rear fog lamp
• Left vanity mirror lamp
• Multi- function alarm module
• Nca
• Power brake (p/b) booster fluid alarm switch
• Radio
• Rear fog lamp switch
• Remote control door lock receiver
• Right fog lamp
• Right front marker lamp
• Right front park/turn signal lamp
• Right headlamp (w/ sealed beam headlamps)
• Right high beam headlamp (w/ composite headlamps)
• Right low beam headlamp (w/ composite headlamps)
• Right vanity mirror lamp
• S150 (approx 12 cm from left forward lamp breakout)
• S201 (i/p harness, approx 4 cm from park brake warning switch breakout)
• S202
• S204
• S205
• S206 (crossbody harness, approx 22 cm from power door lock relay breakout)
• S257 (power seat harn, under left side of dash)
• S328 (cutaway provision body harn, approx 80 cm from taillamp breakout)
• School bus equipment
• Seat belt switch
• Steering column ground
• 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 signal/ hazard flasher module
• 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 GMC Savana G2500 2002

List of elements for Ground Distribution Wiring Diagram (2 of 4) for GMC Savana G2500 2002:

• (at generator bracket) g103
• (engine harness, approx 10 cm from a/c compressor breakout)
• (i/p harness, approx 8 cm from bulkhead connector 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)
• A/c compressor clutch
• A18
• Ambulance package
• B13
• Base
• Blower motor resistor assembly
• Brake pressure differential switch
• C206
• C302
• Center dome/ reading lamps
• Data link connector (dlc)
• Diesel engines
• Diode
• Driver door jamb switch
• Driver door lock switch
• Driver outside rear view mirror
• Driver window switch
• Electronic brake control module (ebcm)
• Fog lamp relay
• From s206 (diagram 1 of 4)
• Front passenger door jamb switch
• Front passenger power door lock switch
• Front passenger power window switch
• Front reading lamps
• Fuel heater
• Fuel pump
• Fuel pump relay
• Fuel sender buffer module
• Fuse block
• G101 (front of engine, near thermostat housing)
• G102 (left front of engine at a/c compressor)
• G106 (left side of safety wall)
• G202 (behind left kick panel)
• Garage door opener
• Glow plug relay
• Horn assembly
• Inflatable restraint sensing & diagnostic module
• Inside rear view mirror
• Instrument panel cluster (ipc)
• Nca
• Non base
• Outside rearview mirror switch
• Park/ neutral position switch
• Passenger outside rearview mirror
• Passlock module
• Powertrain control module (pcm)
• Rear dome/ reading lamps
• Rsa-t module
• S101 (engine harness, approx 10 cm from a/c compressor breakout)
• S102
• S254
• S322 (upfitters provisions harn, approx 29 cm from upfitter provision relay)
• S330 (in entertainment harn, approx 20 cm from rsa-t module breakout)
• Starter relay
• Switch amp power relay
• Underhood fuse block
• Underhood lamp
• Upfitters provisions
• Vehicle speed sensor buffer
• W/ nb6
• W/ upfitter provisions
• W/o nb6
• Water-in- fuel sensor

Ground Distribution Wiring Diagram (3 of 4) for GMC Savana G2500 2002

List of elements for Ground Distribution Wiring Diagram (3 of 4) for GMC Savana G2500 2002:

• (4.3l, 5.ol & 5.7l)
• (8.1l)
• (8.1l: eng harn, 6 cm from a/c compressor high pressure cutoff switch breakout, 4.3l, 50l & 5.7l: eng harn, 4 cm from a/c compressor clutch breakout, toward transmission)
• 4.3l & 5.7l
• 4.3l 5.0l 5.7l
• 4.3l, 5.0l, 5.7l a
• 8.1l
• 8.1l eng w/ electronic reactor system air injection
• A b 8.1l
• A/c compressor clutch
• A/c low pressure switch
• Actuator control (tac) module
• B13
• Blower motor resistor assembly
• Brake pressure differential switch
• Cruise control module
• Data link connector (dlc)
• Diode
• Electronic brake control module (ebcm)
• Except 8.1l
• Except 8.1l eng w/ electronic reactor system air injection
• Fuel pump & sender assembly
• Fuel pump relay
• G101 (front of engine, near thermostat housing)
• G101 (on rear of left cylinder head)
• G102 (eng harn, 4.3l, 5.0l & 5.7l: near generator bracket, 8.1l: on rear of left cylinder head)
• G103 (5.ol & 5.7l: rear of right cylinder head, 8.1l: rear of left cylinder head, 4.3l: near generator bracket)
• Gasoline engines
• 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
• 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
• Ignition control module (icm)
• Instrument panel cluster (ipc)
• Mass air flow (maf) sensor
• Nca
• Park/ neutral position switch
• Passlock module
• Powertrain control module (pcm)
• S101 (4.3l, 5.0l & 5.7l: eng harn, 21 cm from ignition coil breakout, toward ebcm, 8.1l: eng harn, 13 cm from crankshaft position breakout)
• S102 (8.1l- approx 5 cm from a/c compressor clutch breakout, ex 8.1l- approx 104 cm from underhood fuse block, toward a/c compressor clutch breakout)
• S103
• S152 (4.3l: eng harn, 26 cm from icm breakout, 8.1l: eng harn, 38 cm from generator breakout)
• S171 (8.1l- approx 104 cm from underhood fuse block, ex 8.1l- approx 60 cm from underhood fuse block, toward a/c compressor clutch breakout)
• S183
• S184
• S254 (i/p harn, approx 8 cm from bulkhead connector breakout, toward instrument cluster)
• Secondary air injection (air) pump
• Secondary air injection (air) solenoid
• Starter relay
• Throttle
• Underhood fuse block
• Underhood lamp
• W/ hydra-matic 4l60-e or 4.3l w/ hydra-matic 4l80-e c
• W/ hydra-matic 4l80-e b

Ground Distribution Wiring Diagram (4 of 4) for GMC Savana G2500 2002

List of elements for Ground Distribution Wiring Diagram (4 of 4) for GMC Savana G2500 2002:

• (axiliary heater & a/c harn, 13 cm from front auxiliary hvac control assembly breakout) s318
• (entertainment harn, 7.5 cm from, rsa-t module breakout)
• (rear a/c harn, approx 5 cm from outside air valve actuator breakout) s411
• Auxiliary air temperature actuator
• Auxiliary blower motor
• Auxiliary blower motor switch
• Auxiliary hvac control processor
• Auxiliary mode actuator
• Back-up lamp
• Bare
• Bose amp
• Cargo
• Center high mounted stoplamp
• Chmsl connector breakout)
• Front 100w amp
• Front audio circuits to bose 2000 amp amplifier 1
• Front auxiliary hvac control assembly
• G203 (behind left kick panel)
• G302 (right "b" pillar)
• G303 (left "b" pillar)
• G304 (right rear wheel well)
• G400 (left rear corner of interior of cabin, "d" pillar)
• G401 (right rear corner of the interior of the cabin, "d" pillar)
• Left back-up lamp
• Left rear fog lamp
• Left rear park/turn signal lamp
• Left rear window defogger grid
• Left tail/ stop lamp
• License lamp
• Passenger
• Rear 100w amp
• Rear accessory power outlet b
• Rear audio circuits rsa-t to bose 2000 amp ampllifiers
• Rear audio circuits to bose 2000 amp amplifier 1
• Rear audio circuits to bose 2000 amp amplifier 2
• Rear audio circuits to rsa-t
• Rear auxiliary hvac control assembly
• Rear window defogger relay
• Rear woofer
• Right back-up lamp
• Right rear door jamb switch
• Right rear park/turn signal lamp
• Right rear window defogger grid
• Right tail/stop lamp
• S331 (entertainment harn, 16cm from first bose amplifier breakout)
• S394 bare
• S400 (left body harn, 33 cm from a connector breakout toward chmsl connector breakout)
• 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)
• S910 (near back-up lamp breakout)
• Shield for radio audio outputs
• W/ auxiliary heater
• W/ auxiliary heater or wiring provisions
• W/ rear a/c
• Wiring provisions