GROUND DISTRIBUTION – Buick LeSabre Custom 2002 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 4) for Buick LeSabre Custom 2002

List of elements for Ground Distribution Wiring Diagram (1 of 4) for Buick LeSabre Custom 2002:

• A/c compressor clutch
• A/c compressor clutch diode
• Accy relay
• Automatic transaxle
• Brake fluid level switch
• Coil
• Contact
• Cool fan s/p relay (series/ parallel)
• Cruise control module
• Drl relay
• Electronic brake control module (ebcm)
• Engine oil level switch
• F11
• G100 (on top of transmission)
• G101
• G102 (lower front of engine, right of starter motor)
• G103 (mounted to inner body panel, forward of underhood fuse block)
• G104 (on top of transmission)
• G105 (rear of engine behind power steering pump)
• G106 (near left strut tower, on frame rail)
• G107 (on top of frame rail, in front of underhood fuse block)
• Heated oxygen sensor (ho2s) (b1,s1)
• Heated oxygen sensor (ho2s) (b1,s2)
• Horn assembly
• If equipped
• Ign-1 relay
• Ignition control module (icm)
• Internal mode switch
• Left cooling fan
• Left cornering lamp
• Left front park/turn signal lamp
• Left low beam headlamp
• Mass air- flow (maf) sensor
• Nca
• Powertrain control module (pcm)
• Right front park/turn lamp
• S108 (in engine harness 18 cm (7.0 in) from a/c clutch connector breakout)
• S122 (in forward lamp harness 17 cm (6.7 in) from 7 pin in-line connector to left headlamp harness)
• Secondary air injection (air) pump
• Splice pack sp100
• Splice pack sp105
• Splice pack sp106
• Underhood fuse block (right front side of engine compartment)
• Underhood lamp
• W/cornering lamps
• W/o cornering lamps
• Windshield washer pump
• Windshield wiper motor

Ground Distribution Wiring Diagram (2 of 4) for Buick LeSabre Custom 2002

List of elements for Ground Distribution Wiring Diagram (2 of 4) for Buick LeSabre Custom 2002:

• (in instrument panel harness, 6.5 cm (2.5 in) of the channel conduit of the radio breakout)
• A16
• Auto a/c
• Auto trans shift lock control actuator
• B16
• Blower control module
• D16
• Dash integration module (dim)
• Data link connector (dlc) (partial)
• Driver door lock switch
• Driver door module (ddm)
• Driver door switch assembly (ddsa)
• Driver heated seat switch
• Driver information display switch
• Front cigar lighter
• G200 (lower front corner of passenger compartment on left front door pillar)
• G201 (lower right corner of passenger compartment on right front door pillar)
• G300 (under left front seat on forward crossmember)
• Headlamp switch
• Heads up display (hud) dimmer switch
• Heads up display (hud) switch
• Heater & a/c control
• I/p compartment lamp switch
• If equipped
• Inflatable restraint steering wheel module coil
• Instrument panel cluster (ipc)
• Instrument panel integration module (ipm)
• Key buzzer switch
• Left front door lock actuator
• Left front door lock cylinder switch
• Left side steering wheel controls
• Manual a/c
• Memory personal- ization function switch
• Nca
• Passenger door module (pdm)
• Radio
• Rear compartment lid release switch
• Remote playback device- cd changer
• Right side steering wheel controls
• S203 (in instrument panel harness 17.5 cm (6.9 in) from instrument panel module (ipm) breakout)
• S205 (in instrument panel harness 13.5 cm (5.1 in) from 30 cavity brown in-line connector, i/p harness to i/p flat wire harness)
• S208
• S214 (in steering wheel harness 5 cm (1.8 in) from sir coil)
• S225 (in steering column harness)
• S226 (in steering column harness)
• S253
• S500 (in left front door trim harness, in left front door 19 cm (7.4 in) from black 18 pin in line connector, between door & door trim panel)
• Splice pack sp200
• Splice pack sp300
• Steering column fuse holder
• Tcc/cruise release switch
• Traction control switch
• Turn signal multifunction switch
• Turn signal/ hazard flasher lamp module
• Vehicle theft deterrent control module

Ground Distribution Wiring Diagram (3 of 4) for Buick LeSabre Custom 2002

List of elements for Ground Distribution Wiring Diagram (3 of 4) for Buick LeSabre Custom 2002:

• (under left rear seat) rear fuse block
• (under right rear seat, right of battery on floor pan) g305
• 6 way seats
• 8 way seats
• A11
• A18
• B12
• Battery
• D (or e)
• Dash integration module (dim)
• Driver heated seat module
• Driver memory seat module
• Driver seat adjuster switch
• Driver seat recline switch
• Floor ctsy lmp relay
• Front auxiliary power outlet
• Front passenger heated seat module
• Front passenger seat adjuster switch
• Front passenger seat recline switch
• Fuel door lock relay
• Fuel door unlock relay
• Fuel pump relay
• G301 (under right front seat, on forward crossmember)
• G302 (under left side of rear seat)
• G303 (under right front seat on forward crossmember)
• G310 (left "c" pillar)
• G404 (right "c" pillar)
• If equipped
• Ign-1 relay
• Inflatable restraint sensing & diagnostic module (sdm)
• Left rear door module (lrdm)
• Nca
• Onstar cellular antenna
• Rear auxiliary power outlet
• Rear window defogger
• Remote control door lock receiver (rcdlr)
• Right rear door module (rrdm)
• S315 (in left seat harness, under left front seat 6.5 cm (2.5 in) from left heated seat module connector breakout)
• S316
• S321 (in left seat harness, under left front seat, 9.5 cm (3.7 in) from left seat harness clip)
• S322 (in right seat harness, under right front seat, 9.5 cm (3.7 in) from right seat harness clip)
• S324 (w/heated seats) (in left seat harness, under left front seat 9.5 cm (3.7 in) from left seat harness clip)
• Splice pack sp301
• Splice pack sp302
• Vehicle communication unit (vcu)
• W/2 way power seats
• W/6 & 8 way power seats
• W/heated seats
• W/memory & lumbar seats, auto dimming inside rear view & outside mirrors
• W/o heated seats
• W/o memory & lumbar seats, auto dimming inside rear view & outside mirrors

Ground Distribution Wiring Diagram (4 of 4) for Buick LeSabre Custom 2002

List of elements for Ground Distribution Wiring Diagram (4 of 4) for Buick LeSabre Custom 2002:

• (w/ garage door opener)
• (w/o garage door opener)
• Automatic level control air compressor
• Center high mounted stop lamp (chmsl)
• Fuel tank unit
• G401 (on lower right corner of trunk, forward of tail lamp)
• G402 (on lower left corner of trunk forward of tail lamp)
• Garage door opener
• Harness & headliner harness, behind left "c" pillar)
• If equipped
• Inside rear view mirror
• Left tail/ stoplamp
• Left back-up lamp
• Left rear reading lamp switch
• Left tail/ stoplamp
• Left vanity mirror
• License lamp
• Marker lamp
• Outside moisture sensor
• Overhead console cigar lighter
• Overhead console reading lamp
• Rear compartment lid release actuator
• Rear integration module (rim)
• Right back-up lamp
• Right cornering lamp
• Right high beam headlamp
• Right low beam headlamp
• Right rear reading lamp switch
• Right rear side marker lamp
• Right rear turn/stop taillamp
• Right tail/ stoplamp
• Right vanity mirror
• S100 (in forward lamp harness, 4 cm (1.6 in) from ground g101 forward of underhood fuse block)
• S121 (in forward lamp harness 17 cm (6.7 in) from black 7 cavity in-line connector between forward lamp harness & right headlamp harness, near right headlamp)
• S334
• S360
• S411 (in rear compartment lid harness 34.5 cm (13.5 in) from grommet center rear of deck lid near license plate lamps)
• Splice pack sp401
• Splice pack sp402
• Sunroof module
• Vehicle interface unit (viu)
• W/ cornering lamps
• W/o cornering lamps