GROUND DISTRIBUTION – Hummer H2 2004 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 5) for Hummer H2 2004

List of elements for Ground Distribution Wiring Diagram (1 of 5) for Hummer H2 2004:

• A/c compressor clutch
• A/c low pressure switch
• Battery
• Brake fluid level switch
• Coolant level switch
• Engine oil level switch
• F/pmp relay
• G100 (on left front frame body mount)
• G102 (at left front side of engine block)
• G103 (at top right rear of engine)
• G104 (top left rear of engine)
• G106 (right rear of engine compt)
• Grille guard off-road lamp
• High horn
• If equipped
• Ign 1 relay
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Ignition coil 7
• Ignition coil 8
• Intake air temperature (iat)/mass airflow (maf) sensor
• Left daytime running lamp (drl)
• Left front park/turn signal lamp
• Left headlamp
• Low horn
• Nca
• Park/ neutral position switch
• Powertrain control module
• Right daytime running lamp (drl)
• Right front park/turn signal lamp
• Right headlamp
• S102 (in engine harn, 4 cm from knock sensor connector)
• S103 (in engine harn, 10 cm from junction of fuel inj 3 harn to engine harn)
• S104 (in engine harn, 30 cm from junction of fuel inj 3 harn to engine harn)
• S106
• Throttle actuator control (tac)
• Underhood fuse block (left side of engine compt, near battery)
• Windshield washer fluid level switch

Ground Distribution Wiring Diagram (2 of 5) for Hummer H2 2004

List of elements for Ground Distribution Wiring Diagram (2 of 5) for Hummer H2 2004:

• C3 a
• Driver memory seat module
• Electronic brake control module (ebcm)
• Front passenger lumbar/ seat bolster switch
• Front passenger seat adjuster switch
• Fuel pump
• G300 (on left side body mount in front of driver door)
• G302 (at left inner center "b" pillar)
• G304 (under passenger seat)
• G306 (at right inner center "b" pillar)
• G308 (at right frame body mount, near right rear door)
• G310 (at left frame body mount)
• Inflatable restraint sensing & diagnostic module
• Left "b" pillar courtesy lamp
• Left rear door courtesy lamp
• Left rear door latch assembly
• Left rear heated seat control module
• Left rear heated seat element
• Left rear window switch
• Nca
• Rear door lock switch
• Right "b" pillar courtesy lamp
• Right rear door courtesy lamp
• Right rear door latch assembly
• Right rear heated seat control module
• Right rear heated seat element
• Right rear window switch
• S306 (in left rear seat harn)
• S310 (in body harn, 8.5 cm from right "b" pillar courtesy lamp harn junction to body harn)
• S381 (in passenger seat harn, 16 cm from lumbar bolster switch)
• S390 (in body harn, 18.5 cm from junction of sir module)
• S393 (in right seat harn, 34 cm from heated seat module)
• S720 (in right rear door harn, 12 cm from junction of speaker connector harn to door harn)
• S820 (in left rear door harn, 11.5 cm from junction of courtesy lamp connector harn to door harn)
• Transfer case shift control module
• W/ front & rear heated seats

Ground Distribution Wiring Diagram (3 of 5) for Hummer H2 2004

List of elements for Ground Distribution Wiring Diagram (3 of 5) for Hummer H2 2004:

• A/t shift lever position indicator lamp
• A/t shift lock solenoid
• A12
• Blower motor
• C1 a
• C1 b9
• C1 d9
• C1 f6
• C2 f
• C3 c
• C3 d
• C7 f
• Cigar lighter
• Console auxiliary power outlet
• Data link connector
• Door lock relay
• Door unlock relay
• Driver door module
• Electric park lock solenoid
• Floor shift assembly
• Front 1 auxiliary power outlet
• Front 2 auxiliary power outlet
• Front passenger door module
• G203 (at lower right side of dash, near right kick panel)
• Garage door opener
• Headlamp switch
• Hvac control module
• I/p compartment lamp
• I/p fuse block (lower left side side of dash)
• I/p junction block (lower right side of dash)
• I/p relay block (near left kick panel)
• Inflatable restraint i/p module disable switch
• Inside air temperature sensor assembly
• Inside rearview mirror
• Instrument panel cluster
• Left footwell courtesy lamp
• Left front clearance lamp
• Left front courtesy/ reading lamp
• Left rear heated seat switch
• Left vanity mirror lamp
• Nca
• Off-road lamps relay 1
• Off-road lamps relay 2
• Off-road lamps switch
• Ride height switch
• Right footwell courtesy lamp
• Right front clearance lamp
• Right front courtesy/ reading lamp
• Right rear heated seat switch
• Right vanity mirror lamp
• Roof marker lamp
• Roof off-road lamps
• S208
• S302 (in headliner harn, near middle of left "a" pillar)
• S303 (in roof marker harn, 22 cm from right front marker lamp connector)
• S315
• S351 (in console harn, 28.5 cm from junction of body harn in-line c355 to floor console harn)
• Second row dome/ reading lamp
• Sunroof assembly
• Sunroof relay
• Third row dome/ reading lamp
• Tow/ haul switch
• Transfer case shift control switch
• W/ off-road lamps
• W/o off-road lamps
• Windshield wiper motor & module

Ground Distribution Wiring Diagram (4 of 5) for Hummer H2 2004

List of elements for Ground Distribution Wiring Diagram (4 of 5) for Hummer H2 2004:

• (25.4 cm from headlamp panel dimmer switch)
• A12
• Audio amplifier
• B12
• Body control module
• C1 a8
• C1 f8
• C2 a
• C2 b6
• C3 b6
• D10
• Data link connector
• G200 (on left side of dash, near left kick panel)
• Headlamp & panel dimmer switch
• Hvac control module
• I/p relay block (near left kick panel)
• Ignition key alarm switch
• Ignition key lock solenoid
• Inflatable restraint steering wheel module coil
• Instrument panel cluster
• Nca
• Radio
• Rear seat audio (rsa) control
• Rear wiper/ washer switch
• S217
• S218 (in steering column harn)
• S219 (in steering column harn) tan
• Steering wheel controls
• Tan
• Traction control switch
• Turn signal hazard flasher module
• Turn signal/ multifunction switch
• Vehicle communication interface module (vcim)

Ground Distribution Wiring Diagram (5 of 5) for Hummer H2 2004

List of elements for Ground Distribution Wiring Diagram (5 of 5) for Hummer H2 2004:

• (not used)
• Air suspension compressor
• Air suspension module
• Center high mounted stop lamp (chmsl)
• E c1
• G401 (at left rear frame body mount)
• G402 (attached to front of air suspension mounting bracket)
• G405 (at right rear frame body mount)
• G410 (on right rear inner side body panel)
• Left backup lamp
• Left license lamp
• Left liftgate ajar switch
• Left rear clearance lamp
• Left rear turn signal lamp
• Left tail/stop lamp
• Lift gate lock relay
• Nca
• Rear auxiliary power outlet
• Rear junction block (on underside of rear body, near center of rear bumper)
• Rear window defroster grid
• Rear window wiper motor
• Right backup lamp
• Right license lamp
• Right liftgate ajar switch
• Right rear clearance lamp
• Right rear turn signal lamp
• Right tail/stop lamp
• Roof marker lamp
• Splice pack sp410 (middle of right rear "d" pillar)
• Trailer connector