GROUND DISTRIBUTION — Chevrolet TrailBlazer 2009 — SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 4) for Chevrolet TrailBlazer 2009

List of elements for Ground Distribution Wiring Diagram (1 of 4) for Chevrolet TrailBlazer 2009:

• (chevrolet)
• (gmc)
• (gmc) right cornering lamp
• A/c low pressure switch
• A12
• Bare
• Battery
• C10
• D10
• Data link connector
• Digital radio receiver
• G101 (left side of engine compt, near front of underhood fuse block)
• G102 (left side of engine compt, near rear of underhood fuse block)
• G103 (left front of engine compt, on left side of radiator support)
• G104 (on underside of hood, near underhood compt lamp)
• G105 (in engine compt, on firewall, near i/p harness pass-through)
• G106 (on engine side of left front wheelwell)
• G109 (4.2l) (on lower left side of engine)
• G109 (5.3l/6.0l) (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 control module
• If equipped
• 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 front passenger presence system (pps) module
• Inflatable restraint sensing & diagnostic module (sdm)
• Inflatable restraint vehicle rollover sensor
• Instrument panel cluster (ipc)
• J103 (in forward lamp harness, 8 cm from rear washer pump motor breakout)
• J113 (in forward lamp harness, 19.5 cm from windshield washer fluid pump breakout)
• J128 (in ignition coil jumper harness, 5 cm from breakout to x108)
• J129 (in ignition coil jumper harness, 5 cm from breakout to x109)
• J202 (i/p harness, 16.5 cm from steering column connector breakout)
• J227
• Nca
• Radio
• Rear window washer fluid pump
• Right front fog lamp
• Right front side marker lamp
• Right high beam headlamp
• Right low beam headlamp
• Right park/turn signal lamp
• Shield drain wire 1
• Shield drain wire 2
• Shield drain wire 3
• Steering wheel speed/ position sensor
• Tan
• Theft deterrent module (tdm)
• Traction control switch
• Transfer case shift control module
• Turn signal/ multi-function switch
• Underhood fuse block (above left front wheelwell)
• W/ 2 speed push button control
• W/ all wheel drive & 2 speed push button control
• W/ driver information center display
• W/ front fog lamps
• W/ high pressure headlamp washer
• W/ immobilization security system equipment
• W/ onstar
• W/ premium audio speaker system
• W/ wiring provisions
• Windshield washer fluid level switch
• Windshield washer fluid pump
• Windshield wiper motor
• Windshield wiper/ washer switch

Ground Distribution Wiring Diagram (2 of 4) for Chevrolet TrailBlazer 2009

List of elements for Ground Distribution Wiring Diagram (2 of 4) for Chevrolet TrailBlazer 2009:

• (chevrolet)
• (gmc)
• (gmc) left cornering lamp
• (not used)
• (w/ onstar) shield drain wire 4
• (w/ onstar) vehicle communication interface module (vcim)
• 4.2l
• A x1
• A/c compressor clutch assembly
• A10
• Automatic transmission
• B (4.2l)
• Brake fluid level switch
• C (5.3l/6.0l)
• Eap relay 49 (w/ power adjustable pedals)
• Electronic brake control module (ebcm)
• Engine control module (ecm)
• Except 4.2l
• F/pump relay 41
• Front drive axle actuator (w/ 2 speed push button control)
• G107 (on lower left side of engine)
• G108 (on lower left side of engine)
• G303 (on lower right "b" pillar)
• G304 (on outside of left frame rail, near electronic brake control module)
• Generator battery control module
• Hdm relay 46
• J101 (4.2l: in engine harness, 15 cm from breakout to pcm) (5.3l/6.0l: in engine harness, 4 cm from breakout to x107)
• J107 (in forward lamp harness, 9 cm from breakout to left front fog lamp)
• J205 (in chassis harness, 8 cm from breakout to electronic brake control module)
• J303 (in body harness, 5 cm from main harness breakout for x800)
• J317 (w/ heat: in passenger seat main power harness, 14.5 cm back from lumbar adjuster switch connector) (w/o heat: in passenger seat main power harness, 5 cm from breakout to lumbar adjuster switch connector)
• Left front fog lamp
• Left front marker lamp
• Left high beam headlamp
• Left low beam headlamp
• Left park/turn signal lamp
• Mass air flow (maf) sensor/ intake air temperature (iat) sensor
• Nca
• Passenger door lock/ window switch
• Passenger seat adjuster switch
• Passenger seat lumbar adjuster switch
• Right rear door latch
• Right rear window switch
• Secondary air injection (air) pump solenoid (w/ electric air injection reactor)
• Strtr relay
• Transmission control module (tcm)
• Underhood fuse block (above left front wheelwell)
• W/ deluxe seats
• W/ front fog lamps
• W/ wiring provisions

Ground Distribution Wiring Diagram (3 of 4) for Chevrolet TrailBlazer 2009

List of elements for Ground Distribution Wiring Diagram (3 of 4) for Chevrolet TrailBlazer 2009:

• (if equipped) sunroof motor
• (not used)
• (w/ air auto level control) air suspension compressor
• (w/ automatic temperature controls) auxiliary blower motor
• (w/ electric air injection reactor) secondary air injection (air) pump
• (w/ immobilization security system equipment) theft deterrent alarm
• (w/ manual temperature controls) recirculation actuator
• Automatic transmission shift lock control solenoid
• Auxiliary hvac control module
• Auxiliary mode actuator
• Blower motor control module
• Blower motor resistor assembly
• Center console accessory power outlet
• Cigar lighter
• Data link connector
• Electronic adjustable pedal (eap) relay
• Front accessory power outlet
• Fuel pump & sender assembly
• G201 (ground splice pack near, right front of lower console)
• G305 (on outside of left frame rail, near fuel tank)
• G306 (on body panel, rear of left rear door)
• Gmc
• Headlamp switch
• Hvac control module
• If equipped
• Ignition lock cylinder control actuator
• Inflatable restraint steering wheel module coil
• Instrument panel cluster (ipc)
• J201 (in i/p harness, 4 cm from breakout to inflatable restraint i/p module)
• J211 (in i/p harness, 16 cm from sp201 breakout)
• J226 (in steering column harness)
• J274 (in steering wheel)
• J306 (in chassis harness, 13 cm back from breakout to fuel pump & sender assembly)
• J307
• Left backup lamp
• Lower left steering wheel control switch
• Lower right steering wheel control switch
• Nca
• Rear window wiper/ washer switch
• Right backup lamp
• Splice pack jx201
• Temperature controls
• Transfer case shift control switch
• Turn signal/ hazard flasher module
• Upper left steering wheel control switch
• Upper right steering wheel control switch
• W/ 2 speed push button control
• W/ automatic
• W/ automatic temperature controls
• W/ manual
• W/ manual temperature controls
• W/ steering wheel controls

Ground Distribution Wiring Diagram (4 of 4) for Chevrolet TrailBlazer 2009

List of elements for Ground Distribution Wiring Diagram (4 of 4) for Chevrolet TrailBlazer 2009:

• (if equipped) garage door opener
• (if equipped) left vanity mirror lamp
• (if equipped) right vanity mirror lamp
• (if equipped) sunroof switch
• (not used)
• (truck trailer hd wiring harness) trailer connector
• (w/ compass) inside rearview mirror (isrvm)
• (w/ onstar) shield drain 6
• (w/ rear seat entertainment) package) shield drain 5
• 2nd row courtesy reading/ lamps
• 87a
• A11
• Audio amplifier
• B11
• Bare
• Body control module (bcm)
• Breakout for x700)
• Cargo lamp
• Center high mounted stoplamp (chmsl)
• Digital video disc (dvd) player
• Driver door lock/ window switch
• Driver memory seat module
• Driver seat adjuster switch
• Driver seat lumbar adjuster switch
• Flat wire
• Front overhead console courtesy/ reading lamps
• G302 (on lower
• G401 (on lower left "d" pillar)
• G402 (on lower right "d" pillar)
• G403 (on left side of rear frame crossmember)
• If equipped
• Inside air temperature sensor assembly
• J311 (in driver's seat main power harness, 4.5 cm from lumbar switch breakout)
• J312 (in main headliner harness, 80 cm from x308 breakout)
• J322 (in headliner harness, 16 cm from isrvm breakout, toward right sun shade mirror lamp)
• J332 (in overhead console harness)
• J401 (in body harness, 7.5 cm from g401 breakout)
• J402 (in body harness, 7.5 cm from g402 breakout)
• J901 (in liftgate harness, 22 cm from liftgate module breakout)
• Left "b" pillar)
• Left license lamp
• Left rear door latch
• Left rear window switch
• Left tail lamp circuit board
• Liftgate module (lgm)
• Lock relay 18
• Nca
• Rear window defogger grid
• Rear window wiper motor
• Right license lamp
• Right tail lamp circuit board
• Unlock relay 24
• W/ automatic temperature controls
• W/ custom interior console roof
• W/ memory
• W/ premium speaker system
• W/ rear seat entertainment package
• W/o custom interior console roof
• X4 rear fuse block (below left rear seat)