GROUND DISTRIBUTION – Chevrolet TrailBlazer 2004 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 6) for Chevrolet TrailBlazer 2004

List of elements for Ground Distribution Wiring Diagram (1 of 6) for Chevrolet TrailBlazer 2004:

• (4.2l)
• (5.3l)
• (chevy, buick)
• (not used)
• (olds, gmc)
• (on lower left side of eng) g109
• (w/ all wheel drive)
• (w/ driver information center display)
• (w/ high pressure headlamp washer)
• (w/ premium performance enhanced audio speaker system)
• (w/ wiring provisions)
• 4.2l
• 5.3l
• A/c low pressure switch
• A12
• A18
• Amplifier ground shield
• Bare
• Battery
• Buick
• C10
• C304 a8
• Coolant bypass valve (w/ long wheelbase)
• Cooling fan
• D10
• Data link connector
• Digital radio receiver (if equipped)
• E10
• F10
• G101 (left side of underhood compt, near front of underhood fuse block)
• G102 (left side of underhood compt, near rear of underhood fuse block)
• G103 (left front of eng compt, on left side of radiator support)
• G104 (on underside of hood, near underhood compt lamp)
• G105 (under hood compt, on firewall, near i/p harn pass-through)
• G106 (on eng side of left front wheel well)
• G109 (on lower left side of engine)
• G110 (on lower left side of engine)
• Hazard lamp switch
• Headlamp dimmer switch
• Headlamp washer fluid pump
• Horn assembly
• Hvac module
• 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 key alarm switch
• Inflatable restraint sensing and diagnostic module (sdm)
• Instrument panel cluster (ipc)
• Onstar ground shield
• Radio
• Radio ground shield
• Rear window washer fluid pump
• Right cornering lamp (if equipped)
• Right front fog lamp
• Right front marker lamp
• Right front park lamp
• Right front park/turn signal lamp
• Right front turn signal lamp
• Right headlamp
• Right headlamp leveling actuator (if equipped)
• S103 (forward lamp harn, 8 cm from the rear washer pump motor breakout)
• S110
• S113 (forward lamp harn, 20 cm from windshield washer pump breakout, toward eng cooling fan breakout
• S128
• S129
• S202 (i/p harn, 16.5 cm from steering column connector breakout, toward dlc breakout)
• S227
• Tan
• Transfer case shift control module
• Turn signal/ multifunction switch
• Underhood fuse block (on left side of eng compt)
• W/ front and side, driver and passenger inflatable restraint system seat)
• W/ gps1
• Windshield washer fluid level switch
• Windshield washer fluid pump
• Windshield wiper motor
• Windshield wiper/ washer switch

Ground Distribution Wiring Diagram (2 of 6) for Chevrolet TrailBlazer 2004

List of elements for Ground Distribution Wiring Diagram (2 of 6) for Chevrolet TrailBlazer 2004:

• (except xuv) c3
• (w/ automatic temperature control)
• (w/ custom console roof interior)
• (w/ long wheelbase except xuv)
• (w/ moisture sensitive pulse windshield wiper system)
• (w/ rear seat enter- tainment package)
• (xuv) c3
• A11
• B11
• Bare
• Body control module (bcm)
• Breakout for c700 toward g302)
• Cargo lamp
• Digital video disc (dvd) player
• Driver lumbar adjuster switch
• Driver memory seat module (w/ memory)
• Driver seat adjuster switch
• Driver seat belt switch
• Driver vanity mirror lamp
• Dvd ground shield
• Except xuv
• G302 (on lower left "b" pillar)
• Garage door opener (if equipped)
• Inside air temepature sensor assembly
• Inside rearview mirror
• Left center courtesy reading lamp
• Left clearance lamp
• Left courtesy/ reading lamp
• Left courtesy/ reading lamp (w/ long wheelbase except xuv)
• Left quarter glass switch
• Left rear courtesy reading lamp
• Left rear window switch
• Lock relay 18
• Long wheelbase
• Nca
• Onstar ground shield 1
• Outside moisture sensor
• Power roof switch
• Rap relay 22 (w/ long wheelbase)
• Rear fuse block (below left rear seat)
• Right clearance lamp
• Right courtesy reading lamp (second row)
• Right courtesy/ reading lamp (w/ long wheelbase except xuv)
• Right front courtesy reading lamp
• Right quarter glass switch
• Right rear door latch assembly
• Right vanity mirror lamp
• S311 (under driver 4.5 cm from lumbar switch breakout toward body connector)
• S312 (main headliner harn, 80 cm from c308 breakout, toward front courtesy reading lamp)
• S322 (headliner harn, 16 cm from isrvm breakout, sun shade toward right mirror lamp)
• S350 (headliner harn, 3.5 cm from left quarterglass breakout, toward courtesy lamp breakout)
• Seat belt switch
• Short wheelbase
• Sunroof switch (w/ sun- roof)
• Unlock relay 24
• Voice recorder (w/ recall recorder convenience)
• W/ deluxe seat front bucket seat
• Xuv

Ground Distribution Wiring Diagram (3 of 6) for Chevrolet TrailBlazer 2004

List of elements for Ground Distribution Wiring Diagram (3 of 6) for Chevrolet TrailBlazer 2004:

• (chevrolet, gmc w/ traction control)
• (oldsmobile w/ traction control)
• (w/ automatic temperature controls)
• (w/ manual temperature controls)
• (w/ uk6)
• (w/ xuv)
• (w/o uk6)
• 4wd
• A16
• Automatic transmission shift lock actuator
• Auxiliary blower motor (short wheelbase & xuv w/ manual temperature control)
• Auxiliary hvac control module
• Auxiliary mode actuator
• Auxiliary power outlet (w/ gmc conversion name plt)
• Auxiliary rsa/hvac control module
• B16
• Blower motor assembly (w/ automatic temperature controls)
• Blower motor control module
• Blower motor resistor assembly
• C201
• Cigar lighter
• Console auxiliary power outlet
• Data link connector
• Electronic adjustable pedal (eap) relay (if equipped)
• Front auxiliary power outlet
• G201 (ground splice pack, near right front of lower console)
• Headlamp switch
• Hvac control module
• Ignition lock solenoid
• Inflatable restraint steering wheel module coil
• Instrument panel cluster (ipc)
• Inverting driver module
• Lower left steering wheel control switch assembly
• Lower right steering wheel control switch assembly
• Nca
• Radio
• Rear wiper/ washer switch
• Recirulation actuator (w/ manual temperature controls)
• S211 (i/p harn, 16 cm from sp 201 breakout, toward dlc)
• S226 (ground circuit splice, in steering column)
• S307 (console harn)
• Splice pack sp201 (lower right front of lower console)
• Steering wheel
• Traction control switch
• Transfer case control switch (if equipped)
• Transfer case shift control module
• Turn/ signal hazard flasher module
• Upper left steering wheel control switch assembly
• Upper right steering wheel control switch assembly
• W/ automatic temperature controls
• W/ long wheelbase
• W/ manual temperature controls
• W/ short wheelbase

Ground Distribution Wiring Diagram (4 of 6) for Chevrolet TrailBlazer 2004

List of elements for Ground Distribution Wiring Diagram (4 of 6) for Chevrolet TrailBlazer 2004:

• (chevy)
• (not used)
• (olds, gm)
• (w/ deluxe front bucket seats)
• (w/ vehicle communication system)
• (w/ wiring provisions)
• 4.2l
• 5.3l
• A/c compressor clutch assembly
• Bare
• Brake fluid level switch
• Buick
• Eap relay 49
• Electronic brake control module (ebcm)
• F/pump relay 41
• Fan relay 45
• Front axle actuator (if equipped)
• Front passenger door module (fpdm)
• G107 (on lower
• G108 (on lower
• G303 (on lower right "b" pillar)
• G304 (on outside of left frame rail, near electronic brake control module)
• Hdm relay 46
• Ignition 1 relay 58
• Intake air temperature (iat)/mass air flow (maf) sensor
• Left cornering lamp (if equipped)
• Left front fog lamp
• Left front marker lamp
• Left front park lamp
• Left front park/turn signal lamp
• Left front turn signal lamp
• Left headlamp
• Left headlamp leveling actuator (if equipped)
• Left side of eng)
• Nca
• Nca l
• Onstar microphone ground shield 2
• Park/ neutral position (pnp) switch
• Passenger lumbar adjuster switch
• Passenger seat adjuster switch
• Powertrain control module (pcm)
• Right rear door latch assembly
• Right rear window switch
• S101 (5.3l)
• S107 (forward lamp harn, 4.5 cm from left signal breakout, toward left headlamp breakout)
• S303 (5 cm from main harn, breakout for c700, toward g302)
• S317 (under driver 4.5 cm from lumbar switch breakout toward body connector)
• Secondary air injection (air) solenoid
• Throttle actuator control (tac) module
• Underhood fuse block (on left side of eng compt)
• Vehicle communication interface module (vcim)
• W/ power adjustable pedal

Ground Distribution Wiring Diagram (5 of 6) for Chevrolet TrailBlazer 2004

List of elements for Ground Distribution Wiring Diagram (5 of 6) for Chevrolet TrailBlazer 2004:

• Air suspension compressor assembly (w/ air auto level control)
• C2 d
• Fuel pump & sender assembly
• G305 (on outside of left frame rail, near fuel tank)
• G306 (on body panel, rear of left rear door)
• Gmc
• Left backup lamp
• Left midgate latch
• Left quarter glass switch (w/ long wheelbase)
• Midgate latch release switch
• Midglass motor
• Nca
• Power roof module
• Right backup lamp
• Right midgate latch
• Right quarter glass switch (w/ long wheelbase)
• S306
• S351
• S354
• S355
• Secondary air injection (air) pump (short wheelbase w/ 4.2l)
• Sunroof module (w/ long wheelbase)
• Theft deterrent alarm (w/ immobilizer)
• W/ long wheelbase except xuv
• Xuv

Ground Distribution Wiring Diagram (6 of 6) for Chevrolet TrailBlazer 2004

List of elements for Ground Distribution Wiring Diagram (6 of 6) for Chevrolet TrailBlazer 2004:

• xuv
• (w/ right rear window electric defogger)
• Audio amplifier
• Auxiliary blower motor control processor (w/ long wheelbase)
• Cargo lamp
• Center high mounted stoplamp (chmsl)
• Coil
• Endgate latch relay
• Endgate module (lgm)
• Endgate window regulator
• Except xuv
• G401 (on lower left "d" pillar)
• G402 (on lower right "d" pillar)
• G403 (on left side of rear frame crossmember)
• Left license lamp
• Left rear cargo lamp
• Left tail lamp circuit board
• Left taillamp circuit board
• Liftgate module (lgm)
• Nca
• Rear auxiliary power outlet
• Rear window defogger grid
• Rear window wiper motor
• Right license lamp
• Right rear cargo lamp
• Right tail lamp circuit board
• Right taillamp circuit board
• S401
• S401 (body harn, 7.5 cm from g402 breakout) (short wheelbase) (body harn, 13 cm from g402 breakout) (long wheelbase)
• S402
• S901 (in liftgate)
• S902 (license lamp harness)
• S902 (license plate harness)
• S905
• S911 (lower center of endgate)
• S912
• Trailer connector
• W/ long wheelbase
• W/ premium performance enhanced audio speaker system)
• W/ short wheelbase