GROUND DISTRIBUTION – Cadillac STS 2008 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 5) for Cadillac STS 2008

List of elements for Ground Distribution Wiring Diagram (1 of 5) for Cadillac STS 2008:

• (4.4l & 4.6l) (3.6l)
• (4.4l) charge air cooler (cac) coolant pump
• (if equipped) headlamp washer fluid pump
• (w/ active brake control) power steering control module (pscm)
• 3.6l
• 4.6l & 4.4l
• A/c compressor clutch
• Automatic headlamp dimming relay
• Automatic transmission
• B c
• Battery
• Brake fluid level switch
• Electronic brake control module (ebcm)
• Engine control module (ecm)
• G100 (on rear side of right cylinder head)
• G101 (near left front strut tower, at bottom of inside fender well)
• G105 (at back of underhood fuse block)
• G106 (on rear side of right cylinder head)
• G110 (on right front frame rail, near right front strut tower)
• G306 (under center console)
• G403 (on right side "c" pillar, near rear window)
• G404 (on left side "c" pillar, near rear window)
• If equipped
• Inflatable restraint passenger presence system (pps) module
• Inflatable restraint sensing & diagnostic module (sdm)
• Instrument panel module (ipm)
• J152
• Left heated washer nozzle
• Mass air flow (maf)/ intake air temperature (iat) sensor
• Rear window defogger
• Rear window keyless entry antenna
• Right heated washer nozzle
• W/o active brake control w/ active brake control
• Windshield washer fluid level switch
• Windshield washer fluid pump
• Windshield wiper/ washer module

Ground Distribution Wiring Diagram (2 of 5) for Cadillac STS 2008

List of elements for Ground Distribution Wiring Diagram (2 of 5) for Cadillac STS 2008:

• (if equipped)
• (right front side of engine compartment) underhood fuse block
• (w/ auto recirculating) air quality sensor
• 4.4l
• 4.6l & 3.6l
• Accessory relay
• Distance sensing cruise control module
• G104 (on right front frame rail, near bumper bracket)
• G107 (4.6l & 4.4l) (on rear side of right cylinder head)
• Headlamp leveling module
• Hood ajar switch
• Horn assembly
• Ignition coil/ module 1
• Ignition coil/ module 2
• Ignition coil/ module 3
• Ignition coil/ module 4
• Ignition coil/ module 5
• Ignition coil/ module 6
• Ignition coil/ module 7
• Ignition coil/ module 8
• J108 (in engine harness, 28 cm from maf sensor connector)
• J109 (in engine harness, 36 cm from tcm connector)
• J133 (in ignition coil harness, 30 cm from ignition coil module 2 connector)
• J144
• Left front fog lamp
• Left front marker lamp
• Left front park lamp
• Left front repeater lamp
• Left front turn signal lamp
• Left high beam headlamp
• Left low beam headlamp
• Right engine cooling fan
• Right front fog lamp
• Right front marker lamp
• Right front park lamp
• Right front repeater lamp
• Right front turn signal lamp
• Right high beam headlamp
• Right low beam headlamp
• Run/ crank relay
• S/p fan relay
• W/ automatic adaptive cruise control

Ground Distribution Wiring Diagram (3 of 5) for Cadillac STS 2008

List of elements for Ground Distribution Wiring Diagram (3 of 5) for Cadillac STS 2008:

• (w/ hud) head up display (hud)
• Data link connector (dlc)
• Driver door control module
• Driver door handle
• Driver door latch
• Driver door lock switch
• Driver window motor
• Driver window switch
• G109 (3.6l) (near right front of engine block)
• G112 (3.6l) (right rear side of engine block, near starter)
• G200 (in passenger compartment, behind left kick panel)
• Heated steering wheel
• Heated steering wheel control module
• I/p dimmer switch
• If equipped
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Inflatable restraint steering wheel module coil
• Instrument panel cluster (ipc)
• Interior rear compartment lid release switch
• J201
• J202 (in dash harness, 51 cm from left front dash speaker connector)
• J224 (in steering column harness)
• J226 (in steering column harness)
• J228 (in steering column harness)
• J500 (in driver door harness, 32 cm from driver window motor connector)
• J501 (in driver door trim harness, 47 cm from driver door lock switch connector)
• J700 (in left rear door harness, 32 cm from x701)
• Jx201 (on dash harness, under dashboard, near firewall grommet)
• Left rear door control module
• Left rear door latch
• Left rear window motor
• Left rear window switch
• Left steering wheel control switch
• Nca
• Power steering control module
• Right steering wheel control switch
• Steering wheel speed/ position sensor
• Turn signal/ multifunction switch
• W/ active brake control
• X276
• X277

Ground Distribution Wiring Diagram (4 of 5) for Cadillac STS 2008

List of elements for Ground Distribution Wiring Diagram (4 of 5) for Cadillac STS 2008:

• (rear heated seat) auxiliary hvac control module
• (w/o cigarette lighter ashtray) front accessory power outlet (w/ cigarette lighter ashtray) cigar lighter
• Automatic transmission shift lever
• Blower motor control module
• Center console accessory power outlet
• Driver back heated seat element
• Driver back ventilated seat blower motor
• Driver cushion heated seat element
• Driver cushion ventilated seat blower motor
• Driver seat adjuster switch
• Driver seat belt switch
• G201 (in passenger compartment, behind right kick panel)
• G307 (in passenger compt, to left of driver seat, on left frame rail)
• Hazard switch
• Hvac control module
• I/p compartment lamp switch
• Ignition mode switch
• Instrument panel module (ipm)
• J210 (in dash harness, 35 cm from x214)
• J600 (in passenger door harness, 32 cm from front passenger window motor connector)
• J601 (in passenger door trim harness, 42 cm from passenger door lock switch connector)
• Memory seat module (msm)
• Nca
• Passenger back heated seat element
• Passenger back ventilated seat blower motor
• Passenger cushion heated seat element
• Passenger cushion ventilated seat blower motor
• Passenger door control module
• Passenger door handle
• Passenger door latch
• Passenger door lock switch
• Passenger lumbar adjuster switch
• Passenger seat adjuster switch
• Passenger seat belt switch
• Passenger window motor
• Passenger window switch
• Rear accessory power outlet
• Right rear door control module
• Right rear door lock
• Right rear window motor
• Right rear window switch
• Seat climate control module
• Traction control switch
• W/ front heated seats
• W/ power lumbar seats
• W/o front heated seats
• W/o power lumbar seats

Ground Distribution Wiring Diagram (5 of 5) for Cadillac STS 2008

List of elements for Ground Distribution Wiring Diagram (5 of 5) for Cadillac STS 2008:

• (if equipped) garage door opener
• (if equipped) rear heated seat control module
• (if equipped) sunroof control module
• (if equipped) sunroof switch
• (if equipped) tire pressure module
• (if equipped) windshield outside moisture sensor
• (under left side of rear seat) left rear fuse block
• (under right side of rear seat) right rear fuse block
• (w/ active brake control) vehicle stability control module
• (w/ digital radio) digital radio receiver
• (w/ info- tainment system 015) traffic information receiver
• (w/ magnetic ride control) electronic suspension control (esc) module
• (w/ onstar) vehicle communication interface module (vcim)
• (wcv) windshield wiper inhibit relay
• 15-speaker system
• Audio amplifier
• Automatic level control (alc) compressor
• Center high mounted stop lamp (chmsl)
• Differential cooler pump
• Exterior rear compartment lid release switch
• Front overhead courtesy/ reading lamps
• Fuel pump & sender assembly
• G401 (in rear compt, to rear of right rear shock tower)
• G402 (in rear compt, to rear of left rear shock tower)
• Inflatable restraint i/p module indicator
• Inside rearview mirror (isrvm)
• J401 (in body harness, 15 cm from exterior rear compt release switch connector)
• J409
• Left back-up lamp
• Left license lamp
• Left rear marker lamp
• Left side object sensor
• Left sunshade
• Left tail lamp
• Nca
• R21
• R25
• Radio
• Rear compartment lid latch
• Rear integration module (rim)
• Rear object sensor control module
• Rear overhead courtesy/ reading lamps
• Rear subwoofer speaker
• Remote control door lock receiver (rcdlr)
• Right back-up lamp
• Right license lamp
• Right rear marker lamp
• Right side object sensor
• Right sunshade
• Right tail lamp
• Run relay
• Run/crnk relay
• Vehicle direction alert alarm warning module
• W/ axle cooling system
• W/ infotainment system 012, 015, 016) left front speaker
• W/ infotainment system 012, 015, 016) right front speaker
• W/ lane departure warning sensor indicator
• W/ side obstacle detection sensor indicator
• W/ soft ride, sport suspension system & magnetic ride control
• W/ trailer provisions
• X402