All Wiring Diagrams for Buick LeSabre Limited 2002

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Buick LeSabre Limited 2002

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Buick LeSabre Limited 2002:

(hvac harn, near hvac blower)
(hvac harn, near hvac blower) s221
(i/p harn, 6 cm from 30 pin in- line conn, near i/p)
(lower right corner of engine compt, right front door pillar)
5v ref
A10
A11
A12
Air temperature actuator (left) (on left side of hvac module)
Air temperature actuator (right) (on right side of hvac module)
Air temperature sensor (inside) (on dash, right of steering column)
Air temperature sensor (lower left) (behind left dash air discharge vent)
Air temperature sensor (lower right) (behind right dash air discharge vent)
Air temperature sensor (outside) (on hood latch support)
Air temperature sensor (upper left) (behind left dash air discharge vent)
Air temperature sensor (upper right) (behind right dash air discharge vent)
Amb air temp sig
Amb light sens
Backlight lamps ctrl
Battery
Blwr sp ctrl
C1 a1
C11
C12
C13
C3 a7
C3 d12
Class 2 serial
Clock sig
Computer data lines system
D11
D16
Driver solar sig
G100 (on top of transmission)
G201
Grd
Ground
Hot at all times
Hot in on
Hvac (batt) fuse 10a
Hvac blo fuse 30a
Hvac control module
Hvac fuse 10a
Ign 3 fuse 10a
Ign 3 volt
In air temp sig
Instrument panel integration module (ipm) (behind left side of dash)
Interior lights system
Lft air door sig
Lft temp dr ctrl
Low ref
Lower lft temp sig
Lower rt temp sig
Mod sig
Mode actuator (on left side of hvac module)
Mode door ctrl
Mode dr pos sens
Pass mdl fuse 10a
Pass solar sig
Rear fuse block (under left rear seat)
Recirc door ctrl
Recirc door sig
Recirculation actuator (under right side of dash, right of blower motor)
Rt air door sig
Rt temp dr ctrl
S200
S204
S205
S208
S222
S253
Solid state
Splice pack sp100
Splice pack sp201
Sunload sensor assembly (on top center of dash)
Tan
Upper lh temp sig
Upper rt temp sig

Automatic A/C Wiring Diagram (2 of 2) for Buick LeSabre Limited 2002

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List of elements for Automatic A/C Wiring Diagram (2 of 2) for Buick LeSabre Limited 2002:

(engine harn, 6.5 cm from iac valve breakout)
5v ref
A/c clu fuse 15a
A/c clu relay
A/c compressor clutch
A/c compressor clutch diode
A/c refrigerant pressure sensor (behind a/c compressor, on a/c line)
A11
A12
B10
Bat
Battery
Blower motor (under right side of dash, above sound insulator)
Blower motor control processor
Blwr mtr grd
Blwr sp input
Blwr volt
Class 2 serial
Clutch rly ctrl
Cntl sig
Computer data lines system
Cool fan 1 fuse 30a
Cool fan 2 fuse 30a
Coolfan 1 (low speed) relay
Coolfan 2 (high speed) relay
Coolfan s/p relay
D10
Dash integration module (dim) (behind right side of dash, under sound insulator)
E10
Ect sens grd
Ect sens sig
Engine controls system
Engine coolant temperature sensor (on rear of
Engine cooling fan (left)
Engine cooling fan (right)
Engine, near thermostat housing)
F11
Front passenger door module (fpdm)
G100 (on top of transmission)
G103 (mounted to inner body panel, near underhood fuse block)
G201 (lower right corner of pass compt, on right front door pillar)
Grd
Ground
High spd fan ctrl
Hot at all times
Hot in on
Inflatable restraint steering wheel module coil
Interior lights system
Low spd fan ctrl
Passenger temperature control assembly
Pdm low side input
Pnk
Powertrain control module (pcm) (in air cleaner housing)
Rh side steering wheel controls
S106
S108
S602 (right front door harn, 10 cm from door module connector breakout)
Sensor grd
Sensor signal
Sound systems
Speed cntl
Splice pack sp100
Splice pack sp103
Splice pack sp201
Steering column fuse holder
Sw grd
Sw1
Sw2
Sw3
Sw4
Switch fuse 2a
Tan

Compressor Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Compressor Wiring Diagram for Buick LeSabre Limited 2002:

(engine harn, 6.5 cm from iac valve breakout)
5v ref
A/c clu fuse 15a
A/c clu relay
A/c compressor clutch
A/c compressor clutch diode (near a/c compressor)
A/c refrigerant pressure sensor (behind a/c compressor, on a/c line)
Class 2 serial
Clutch rly ctrl
Computer data lines system
Engine controls system
G100 (on top of transmission)
Hot at all times
Hot in on
Low ref
Powertrain control module (pcm) (in air cleaner housing)
S106
S108
Sensor signal
Splice pack sp100
Underhood fuse block (right front side of engine compartment)

Manual A/C Wiring Diagram (1 of 2) for Buick LeSabre Limited 2002

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List of elements for Manual A/C Wiring Diagram (1 of 2) for Buick LeSabre Limited 2002:

(hvac harn, near hvac blower)
(hvac harn, near hvac blower) s221
5v ref
A10
A11
A12
A13
A14
A15
A16
Air temp dr ctrl
Air temperature actuator (left front side of blower motor)
Ambient light
Anti-lock brakes system
B10
B11
B12
B13
B14
B15
B16
Backlight ctrl
Batt
Battery
Blower control module (under right side of dash, above blower motor)
Blower motor (under right side of dash, above sound insulator)
Blwr mtr grd
Blwr sp input
Blwr speed cntrl
Blwr volt
C1 a10
Class 2 serial
Computer data lines system
D12
Dimmer sw sig
G200 (lower front corner of passenger compt, on left front door pillar)
G201 (lower right corner of passenger compt, on right front door pillar)
Grd
Headlights system
Hot at all times
Hot in on
Hvac batt fuse 10a
Hvac blo fuse 30a
Hvac control module
Hvac fuse 10a
Ign 3 voltage
Int lamp sw sig
Interior lights system
Key reminder sw
Low ref
Mode actuator (left side of hvac assembly)
Motor low ref
Rear fuse block (under left rear seat)
Recirc dr mtr
Recirculation actuator (under right side of dash, to right of blower motor)
S208
S222
S253
Solid state
Speed cntl
Splice pack sp200
Splice pack sp201
Trac cntrl sw
Twilight sentinel
Warnings system

Manual A/C Wiring Diagram (2 of 2) for Buick LeSabre Limited 2002

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List of elements for Manual A/C Wiring Diagram (2 of 2) for Buick LeSabre Limited 2002:

(engine harn, 6.5 cm from iac valve breakout)
5v ref
A/c clu fuse 15a
A/c clu relay
A/c compressor clutch
A/c compressor clutch diode (near a/c compressor)
A/c refrigerant pressure sensor (behind a/c compressor, on a/c line)
B10
Class 2 serial
Clutch rly ctrl
Computer data lines system
Cool fan 1 fuse 30a
Cool fan 2 fuse 30a
Coolfan 1 (low speed) relay
Coolfan 2 (high speed) relay
Coolfan s/p relay
D10
E10
Ect sens grd
Ect sens sig
Engine controls system
Engine coolant temperature (ect) sensor (on rear of
Engine, near thermostat housing)
F11
G100 (on top of transmission)
G103 (mounted to inner body panel, forward of underhood fuse block)
High spd fan ctrl
Hot at all times
Hot in on
Left cooling fan motor
Low ref
Low spd fan ctrl
Powertrain control module (pcm) (in air cleaner housing)
Right cooling fan motor
S106
S108
Sensor signal
Splice pack sp100
Splice pack sp103
Underhood fuse block (right front side of engine compartment)

ANTI-LOCK BRAKES

Anti-lock Brake Wiring Diagrams for Buick LeSabre Limited 2002

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List of elements for Anti-lock Brake Wiring Diagrams for Buick LeSabre Limited 2002:

(engine harn, near lf wheel speed sensor breakout)
(engine harn, near rf wheel speed sensor breakout)
(lower front corner of pass compt, on left front door pillar)
(on top of transmission)
(under left front seat, below carpet)
A1 c2
A14
A15
Abs fuse 10a
Abs fuse 50a
Abs ind lamp
Abs ind sig
Abs indicator
B c4
Base model
Battery
Brake pressure modulator valve
C1 c8
C11
C12 c1
C3 f1
Computer data lines system
Delivered torque output
Driver information center (dic)
Electronic brake control module (ebcm) (on left front of engine compartment)
G104
G200
Ground-module
Ground-pump motor
Heater & a/c control
Hot at all times
Hot in run
Ignition
Instrument panel cluster
Instrument panel module (ipm)
Lateral accelerometer
Lateral accelerometer sensor (under left rear seat)
Left front wheel speed sensor
Left rear wheel speed sensor
Lf wheel spd sens-ret
Lf wheel spd sens-sig
Lr wheel spd sens-ret
Lr wheel spd sens-sig
Nca
Powertrain control module (pcm) (in air cleaner housing)
Pump motor
Rear fuse block (under left rear seat)
Red
Requested torque input
Rf wheel spd sens-ret
Rf wheel spd sens-sig
Right front wheel speed sensor
Right rear wheel speed sensor
Rr wheel spd sens-ret
Rr wheel spd sens-sig
S101
S102
S103
S104
S226
S303
S305
Sens feed-5v
Sensor ret
Serial data class 2
Sp304
Splice pack sp200
Steering wheel pos
Steering wheel position sensor (swps) (on base of steering column)
Stop lamp switch (on brake pedal bracket)
Stop lp fuse 15a
Stoplight sw
Tan
Torque delivered
Torque desired
Trac ctrl sw
Traction control switch
Traction control system active
Traction off indicator
Underhood fuse block (right front side of engine compt)
Uplevel model
Var effort steering
Variable effort steering actuator (on left side of power steering gear)
Vent tube
Yaw rate sens
Yaw rate sensor (under rear shelf)

ANTI-THEFT

Forced Entry Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Forced Entry Wiring Diagram for Buick LeSabre Limited 2002:

A11
A12
Class 2 serial data
Computer data lines system
Dash integration module (behind right side of dash, under sound insulator)
Door open
Door open input
Driver door lock actuator
Driver door module
Drv mdl fuse 10a
Exterior lights system
Front passenger door lock actuator
Front passenger door module
Ground
Horn ctrl
Horns system
Hot at all times
Key cylinder disarm/ unlock
Left rear door lock actuator
Left rear door module
Lf door key sw sig
Lf door open in
Lights ctrl
Pass mdl fuse 10a
Pwr door serial data
Rear fuse block
Right rear door lock actuator
Right rear door module
Rrdr mdl fuse 10a
S302 (body harn, near left power seat breakout)
S602
Serial data class 2
Tan

Pass-Key Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Pass-Key Wiring Diagram for Buick LeSabre Limited 2002:

A11
A12
B (+)
Computer data lines system
Dash integration module (behind right side of dash, under sound insulator)
Drivers door module (inside drivers door)
E9 c1
Exterior lights system
G200 (lower front corner of passenger compt on left front door pillar)
Gnd
Horn ctrl
Horns system
Hot at all times
Ign sw fuse 15a
Ignition key
Ignition switch
Instrument panel cluster
Lights ctrl
Pcm batt fuse 10a
Powertrain control module (in air cleaner housing)
Reader/ exciter
Rear fuse block
S212
S217
S226
Serial data class 2
Serial data class 2 ign
Splice pack sp200
Theft deterrent control module (right side of steering column)
Transponder
Underhood fuse block

BODY COMPUTER

Dash Integration Module Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Dash Integration Module Wiring Diagram for Buick LeSabre Limited 2002:

(under right rear seat, right of battery on floor pan) g305
A10
A11
A12
Acc
Accessory voltage
B10
B11
B12
Backlight lamps control
Battery
Battery positive voltage
Class 2 serial data
Computer data lines system
Control power
Dash integration module (dim) (behind right side of dash, under sound insulator)
Dim fuse 10a
Drl rly ctrl
E11
Exterior lights system
Flash to pass in
Flash to pass sw sup volt
G200 (lower front corner of passenger compartment on left front door pillar)
Ground
Headlamp hi beam rly ctrl
Headlamp on sig
Headlamps/wipers sig
Headlights system
Horn rly ctrl
Horns system
Hot at all times
Ign sw fuse 15a
Ignition 3 voltage
Ignition positive voltage
Ignition switch
Interior lights system
Ip lamp fuse sup voltage
Lock
Off/run/crank voltage
Park lamp rly ctrl
Parklamp sw on sig
Pnk
Power distribution system
Rear fuse block
Rear fuse block (under left rear seat)
Remote radio ctrl head
Run
S212
Sound systems
Splice pack sp200
Start
Steering wheel ctrl sig
Underhood fuse block
Unlock
Wiper/washer system

Instrument Panel Integration Module Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Instrument Panel Integration Module Wiring Diagram for Buick LeSabre Limited 2002:

5 volt ref
A/c upr lt air temp sen sig
A/c upr rt air temp sen sig
A10
A11
A12
Air conditioning system
Air temp door ctrl
Air temp door pos sen sig
Ambient light sensor sig
Anti-lock brakes system
B10
B11
B12
Battery positive voltage
Blower speed ctrl sig
C10
C11
C12
C13
C14
C15
C16
Class 2 serial data signal
Computer data lines system
D10
D11
D12
D13
D14
D15
D16
Dr hvac control assbly sig
Dr hvac ctrl assbly clk sig
Driver solar sen sig
G201 (lower right corner of passenger compartment, on right front door pillar)
G302 (under left side of rear seat)
Ground
Headlights system
Hot at all times
Hot in on
Hvac batt fuse 10a
Hvac fuse 10a
I/p lamps dimmer sw sig
Ign-3 relay
Ignition 3 voltage
Inside air temp sens sig
Instrument panel integration module (ipm) (behind left side of dash)
Interior lamps sw on sig
Interior lights system
Key in ignition sig
Low lt air temp sen sig
Low mode door pos sen sig
Low ref
Lower rt air temp sen sig
Mode door ctrl
Outside air temp sen sig
Passenger solar sen sig
Passr air temp door pos sig
Power distribution system
Rear fuse block (under left rear seat)
Recirculation door ctrl
Recirculation position sig
Right air temp door ctrl
S205
Splice pack sp302
Tan
Traction ctrl sw sig
Twilight sentinel delay sig
Warnings system

Rear Integration Module Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Rear Integration Module Wiring Diagram for Buick LeSabre Limited 2002:

A10
A11
A12
Alc exhaust sol ctrl
Alc position sensor 5v ref
Alc position sensor low ref
Alc position sensor sig
Alc rly coil suply voltage
B10
B11
B12
B4 rear compt release rly ctrl
Battery positive voltage
Cigar lighter rly ctrl
Class 2 serial data
Computer data lines system
Defogger system
Driver heated seat hi/lo sig
Electronic suspension system
Exterior lights system
G302 (under left side of rear seat)
G402 (on lower left corner of trunk, forward of tail lamp)
Grd
Heated seat status sig
Hot at all times
Hot in run or start
Ign sw fuse 15a
Ign-1 fuse 10a
Ign-1 relay
Ignition 1 voltage
Inadvertant power input
Inadvertent power rly ctrl
Interior lamp ctrl
Interior lights system
Overhead courtesy lamp
Park brake rly ctrl
Passr heated seat hi/lo sig
Passr htd seat ctrl status
Pnk
Power distribution system
Power distribution system (cigar lighter)
Power distribution system (rap)
Rap rly ctrl
Rear compt ajar sw sig
Rear defogger rly ctrl
Rear fuse block (under left rear seat)
Rear integration module (rim) (behind upper left rear seat cushion)
Reverse lamp rly ctrl
Seats system
Shift interlock system
Splice pack sp302
Splice pack sp402
Tan
Trunk, tailgate, fuel doors system

COMPUTER DATA LINES

Computer Data Lines for Buick LeSabre Limited 2002

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List of elements for Computer Data Lines for Buick LeSabre Limited 2002:

A11
A12
A14
A15
Aldl fuse 10a
B12
D14
D15
Dash integration module (dim) (behind right side of dash)
Data class 2
Data link connector (under lower left side of dash)
Driver door module (inside left front door)
Electronic brake control module (on left front of engine compt)
G201 (lower right corner passenger compt, on right front door pillar)
Head up display
Hot at all times
Hvac control module
Inflatable restraint sensing & diagnostic module (under rear of center console)
Instrument panel cluster (ipc)
Instrument panel integration module (behind left side of dash)
Memory seat module (under driver's seat)
Powertrain control module (in air cleaner housing)
Radio
Rear fuse block
Rear integration module (rim) module (behind upper left rear seat cushion)
Remote control door lock receiver (rcdlr) (under rear package shelf)
S202 (ip harn, 24 cm from ipm breakout)
S203
S205
S217 (body harn, left side of vehicle, 24 cm from pass
S308
S317 (left seat harn, under left front seat)
S345
Temperature control
Through)
Vehicle interface unit (viu) (behind right rear seat back)
Vehicle theft deterrent module (behind shroud at ignition switch)
W/ automatic temperature control
W/ head up display
W/ manual
W/ manual temperature control
W/ memory seats
W/ theft deterrent system
W/ theft deterrent systems, w/o memory seats
W/ theft w/ theft deterrent system, deterrent system, w/ memory seats w/ memory seats
W/ theft w/ theft deterrent system, deterrent system, w/o memory seats w/o memory seats
W/ vehicle interface unit
W/o head up display
W/o theft deterrent system
W/o vehicle interface unit

COOLING FAN

Cooling Fan Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Cooling Fan Wiring Diagram for Buick LeSabre Limited 2002:

B10
Cool fan 1 fuse 30a
Cool fan 2 fuse 30a
Coolfan 1 relay
Coolfan 2 relay
Coolfan s/p relay
Cooling fan (left)
Cooling fan (right)
D10
E10
Ect sens sig
Engine coolant temperature sensor (ect) (on rear of
Engine, near thermostat housing)
F11
G103 (mounted to inner body panel, forward of underhood fuse block)
Hi fan ctrl
Hot at all times
Low fan ctrl
Low ref
Powertrain control module (pcm) (left front side of engine compt, in air cleaner cleaner housing)
Splice pack sp103
Underhood fuse block (right front side of engine compartment)

CRUISE CONTROL

Cruise Control Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Cruise Control Wiring Diagram for Buick LeSabre Limited 2002:

Abs/tcc switch (near brake pedal)
All times
Cancel input
Cr cont fuse 10a
Cruise control module (on left side of engine compt, on strut tower)
Cruise inhibit
Cruise on/off
Cruise set/coast
Disable output
Engage ouput
Engaged input
G106 (near left strut tower, on frame rail)
Ground
Hot at
Hot in
Ign 1 fuse 10a
Ignition
Inflatable restraint steering wheels module coil
Left steering wheels controls
Nca
On & start
On/off
Pnk
Powertrain control module (pcm) (in air cleaner housing)
Rear fuse block (under left rear seat)
Resume/ accel
Resume/accel
Right steering wheels controls
S215 (body harness, left side of vehicle)
S216
S228
Set/ coast
Splice pack sp106
Splice pack sp301 (under right front seat)
Steering column fuse holder
Stop lp fuse 15a
Stoplamp switch (on brake pedal bracket)
Stp lp sig input
Transmission system
Underhood fuse block (right front side of engine)
Vehicle speed input
Vehicle speed out
Vehicle speed sensor (vss) (on right front of transaxle, below power steering pump)
Vss high
Vss low

DEFOGGERS

Defogger Wiring Diagram, with Auto A/C for Buick LeSabre Limited 2002

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List of elements for Defogger Wiring Diagram, with Auto A/C for Buick LeSabre Limited 2002:

(left "c" pillar) g310
(right "c" pillar) g404
A12
C1 a4
C1 c8
C12
C13
C2 b12
C4 h
Class 2 data
Clock sig
Computer data lines system
Data sig
Door locks system
Driver door module (ddm) (in left front door)
Feed
Front passenger door module (fpdm) (in right front door)
Hot at all times
Hot in on & start
Hvac control module
Instrument panel integration module (ipm) (behind left side of dash)
Kdd data
Left outside rearview mirror
Nca
Rear defog control
Rear fuse block (under left rear seat)
Rear integration module (rim) (behind upper left rear seat cushion)
Rear window defogger
Return
Right outside rearview mirror
Rr defog fuse 40a
Rr defog relay
Serial data
Tan/

Defogger Wiring Diagram, with Manual A/C for Buick LeSabre Limited 2002

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List of elements for Defogger Wiring Diagram, with Manual A/C for Buick LeSabre Limited 2002:

(left "c" pillar) g310
(right "c" pillar) g404
A12
A14
A15
C2 b12
C3 c4
Class 2 data
Computer data lines system
Defogger switch
Heater & a/c control
Hot at all times
Hot in on & start
Nca
Rear defog control
Rear fuse block (under left rear seat)
Rear integration module (rim) (behind upper left rear cushion)
Rear window defogger
Rr defog fuse 40a
Rr defog relay
Solid state

ELECTRONIC SUSPENSION

Electronic Suspension Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Electronic Suspension Wiring Diagram for Buick LeSabre Limited 2002:

(on lower right corner of trunk, forward of taillamp)
5 volt reference
Alc accessory inflator switch (bonneville only) inside rear luggage compt)
Alc relay control
Automatic level control (alc) compressor (under rear of vehicle, near suspension carrier)
Automatic level control (alc) sensor (under rear of vehicle, near rear suspension)
B10
C10
C11
Compressor motor
Elc
Elc fuse 30a
Exhaust solenoid control
G401
G401 (on lower right corner of trunk, forward of taillamp)
Hot at all times
Hot in run
Ign
Low reference
Rear fuse block (under left rear seat)
Rear integration module (rim) (behind upper left rear seat cushion)
Red
Relay
Signal
Solenoid valve

ENGINE PERFORMANCE

3.8L

3.8L VIN K, Engine Performance Wiring Diagrams (1 of 4) for Buick LeSabre Limited 2002

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List of elements for 3.8L VIN K, Engine Performance Wiring Diagrams (1 of 4) for Buick LeSabre Limited 2002:

(le sabre) (bonneville)
(not used)
(on lower front of eng block, near starter) bank 1 knock sensor
18x ref
18x reference
3x ref
3x reference
A/t iss low
A/t speed sensor high
Acc
All times
Anti-lock brake system
B c
Bank 2 knock sensor (on lower rear of eng block, near oil filter)
Battery
Bonneville le sabre
Bypass
Ckp 18x sig
Ckp sync sig
Cmp input
Cmp output
Cmp signal
Compiuter data lines system
Cooling fan system
Cruise control system
Cruise disable/inhibit
Desired torque input
Dis fuse 10a 20a
E e
Ect sensor ground
Egr control ground
Egr pos sens ground
Evap purge valve
Evaporative emissions (evap) canister purge valve (top of engine)
Fuel inj 1 control
Fuel inj 2 control
Fuel inj 4 control
Fuel inj 5 control
Fuel inj 6 control
G102 (lower front of engine)
G105 (front of engine)
Ground
Hi speed cool fan
Ho2s 1 low
Ho2s 2 low
Hot at
Hot at all times
Hot in run & start
Iac coil b high
Iat sensor ground
Ign control
Ign voltage
Ignition
Ignition control
Ignition control (ic) module (on top left front of eng)
Ignition switch (pigtailed for le sabre)
Instrument cluster system (vehicle speed)
Ks1 input
Ks2 input
Lo speed cool fan
Lock
Maf sensor input
Map sensor +5 v
Map sensor ground
Mass airflow sensor (top of throttle body)
Not used
Off
Pcm batt fuse 10a
Pcm ground
Pnk
Pnk a
Powertrain control module (pcm) (in air cleaner housing)
Ref low
Reference low
Run
S212 (or s208)
Sensor return
Sensor return (eop)
Serial data (class 2)
Shift sol a control
Shift sol b control
Start
Tan
Tcc switch input
Tp sensor ground
Trans fuse 10a
Trans press sw a
Trans range sw b
Under- hood fuse block
Vacuum valve control
Vehicle speed sensor (vss) (right front of transaxle)
Vss high
Vss low
Vss output

3.8L VIN K, Engine Performance Wiring Diagrams (2 of 4) for Buick LeSabre Limited 2002

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List of elements for 3.8L VIN K, Engine Performance Wiring Diagrams (2 of 4) for Buick LeSabre Limited 2002:

(front of engine)
(ign module harn, near icm)
(or
1-2 shift sol
2-3 shift sol
A6 (or pnk)
Automatic transaxle
Automatic transaxle fluid pressure manual valve position switch
Automatic transaxle fluid temperature sensor
Automatic transaxle input shaft speed sensor
Automatic transaxle internal mode switch
B9 (or pnk)
Camshaft position sensor (cmp) (front of eng, below water pump)
Crankshaft position sensor (ckp) (front of eng, behind crank pulley)
Cruise control system
D4 (or pnk)
Fuel injec- tors
G105
Hot in run & start
Ign 1 fuse 10a
Injr 1 fuse 10a
Injr 2 fuse 10a
Pnk
Pressure control sol
Rear fuse block
Red
Rev
S135
S136
S216
Tan
Tcc pwm sol
Tcc rel
Tcc/ cruise switch (near brake pedal)
Under- hood fuse block

3.8L VIN K, Engine Performance Wiring Diagrams (3 of 4) for Buick LeSabre Limited 2002

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List of elements for 3.8L VIN K, Engine Performance Wiring Diagrams (3 of 4) for Buick LeSabre Limited 2002:

(eng harn, 6.5 cm from iac)
A/c pressure sensor (behind a/c comp, on a/c line)
Bonneville
D3 pnk
Engine oil level switch (in left side of eng oil pan)
Engine oil pressure sensor (front of engine)
Exhaust gas recirculation (egr) valve (top rear of engine)
F/pmp fuse 20a
Fuel pump
Fuel pump relay
Fuel tank pressure sensor (top of fuel tank)
Fuel tank unit
G105 (front of engine)
G200 (left kick panel)
G302 (under left rear seat)
G4012 (right rear of trunk)
Hot at all times
Hot in run & start
Ign-1 fuse 10a
Ign1 fuse 10a
Instrument cluster
Intake air temperature (iat) sensor (left side of engine compt, in the air intake duct)
Le sabre
Malfunction indicator lamp (led for bonneville)
Manifold absolute pressure (map) sensor (top front of engine)
Pnk
Rear fuse block
Red
S105 (engine harn, 9.5 cm from pcm connector)
S106
S216
S401
Stoplight/ auto trans shift lock control switch
Tach input
Tan
Throttle position (tp) sensor (on throttle body assembly)

3.8L VIN K, Engine Performance Wiring Diagrams (4 of 4) for Buick LeSabre Limited 2002

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List of elements for 3.8L VIN K, Engine Performance Wiring Diagrams (4 of 4) for Buick LeSabre Limited 2002:

(top of trans- mission)
(under left rear of car, in front of fuel tank, behind evap canister) evaporative emissions (evap) canister vent valve
5 volt reference a
5 volt reference b
A/c comp relay control
A/c ref pressure
A/c system
A/t fluid temp input
Air pump fuse 30a
Air pump relay
Air relay coil ctrl
Anti-lock brake system
Boost control solenoid (bonneville) (top left rear of eng, near oil fill)
Boost solenoid control
Brake pedal sw out
Cruise control system
Cruise status
Delivered torque control
Ect sensor input
Egr pintle position input
Egr valve control
Eng oil level sw input
Engine coolant temperature (ect) sensor (on rear of eng, near thermostat housing)
Evap solenoid control
Fuel inj 3 control
Fuel level input
Fuel pump relay control
Fuel tank press sensor
Fuel tank sender
G100
G100 (top of transmission)
Gen term f monitor
Gen term l control
Heated oxygen sensor 1 (in right exhaust manifold)
Heated oxygen sensor 2 (near front of catalytic converter)
Ho2s 1 input
Ho2s 2 input
Hot at all times
Hot in run & start
Hot in run and start
Iac coil a high
Iac coil a low
Iac coil b low
Iat sensor input
Idle air control (iac) valve (on throttle body assembly)
Ign 1 fuse 10a
Ignition
Ignition 1
Map sensor input
Mil control
Nca
Oil pressure signal
Oxy sen fuse 10a
Pcm ign fuse 10a
Pnk
Powertrain control module (pcm) (in air cleaner housing)
Press sol high control
Press sol low control
Rear fuse block
Red
Secondary air injection by-pass valve solenoid (top right of engine)
Secondary air pump motor
Sensor ground
Starter relay output
Starting/charging system
Tach signal
Tan
Tcc pwm sol control
Tp sensor input
Trans range b input
Trans range c input
Trans range p
Trans range sw a input
Trans range sw c input
Trans tcc release sw in
Under- hood fuse block
Vent sol fuse 10a

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Back-up Lamps Wiring Diagram for Buick LeSabre Limited 2002:

(behind upper left rear cushion) rear integration module
A12
Automatic transaxle internal mode switch (ims)
Automatic transaxle
B12
Computer data lines system
G105 (rear of engine, behind power steering pump)
G401 (on lower right corner of trunk, forward of tail lamp)
Hot at all times
Left back- up lamp
Powertrain control module (in air cleaner housing)
Prk/rev fuse 10a
Rear fuse block (under left rear seat)
Reverse lamp relay
Reverse lp rly ctrl
Right back- up lamp
S411
Serial data
Splice pack sp105
Splice pack sp401
Tr sw a
Tr sw b

Exterior Lamps Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Exterior Lamps Wiring Diagram for Buick LeSabre Limited 2002:

(behind right side of dash) dash integrated control module)
(i/p harn, near breakout to i/p integration module)
(near left strut tower, on frame rail)
(rear compt lid harn, near grommet at license plate lamp)
Batt
C1 a1
C1 a3
C1 a4
C1 a8
C1 b4
C1 b5
C1 b6
C1 b7
C1 b8
C1 b9
C1 c9
C2 b5
C2 e6
C2 e7
C2 f8
C2 f9
Dmr fuse 10a
F12
G103 (mounted to inner body panel, forward of underhood fuse block)
G106
G200 (lower front corner of passenger compt, on left front door pillar)
G201 (lower right corner of passenger compt, on right front door pillar)
G401 (on lower right corner of trunk, forward of tail lamp)
G402 (on lower left corner of trunk, forward of tail lamp)
G405 (on lower right corner of trunk, forward of tail lamp)
Gnd
Hazard sw
Head-up display module (on top left side of dash)
Headlamp sw
Headlamp sw sign
Headlamp switch
Headlights system
High mounted stop lamp
Hot at all times
Hot in run & start
Ign1 fuse 10a
Instrument panel cluater
L cornering lmp
Left cornering lamp
Left front marker lamp
Left front park/ turn signal lamp
Left license plate lamp
Left rear marker lamp
Left rear park lamps
Left tail/ stop/turn lamp
Left turn
Left turn ind
Lf turn sign lmp
Lh park lp fuse 10a
Lr stop/turn lmp
Nca
Not used
Park lamp sw sign
Park lp relay
Pk lp on input
Pk lp sw
Pnk
Prk lp rly ctrl
R cornering lmp
Rear fuse block (under left rear of seat)
Rf turn sign lmp
Rh park lp fuse 10a
Right cornering lamp
Right front marker lamp
Right front park/ turn signal lamp
Right license plate lamp
Right rear marker lamp
Right rear park lamps
Right tail/ stop/turn lamp
Right turn
Right turn ind
Rr stop/turn lmp
S121
S122
S203
S224 nca
S226
S251
S252
S309
S411
S412
S413
Sp200
Splice pack sp103
Splice pack sp106
Splice pack sp200
Splice pack sp201
Splice pack sp301 (under left front seat)
Splice pack sp401
Stop lmp sw out
Stop lp fuse 15a
Stoplamp switch (on brake pedal support) c1
Tan
Tsig/ haz fuse 15a
Turn signal/ hazar switch
Turn signal/hazard flasher module (under left side of dash)
Under- hood lamp
Underhood fuse block (right front side of eng compt)

GROUND DISTRIBUTION

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

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

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

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

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List of elements for Ground Distribution Wiring Diagram (4 of 4) for Buick LeSabre Limited 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

HEADLIGHTS

Headlight Wiring Diagram, with Auto A/C for Buick LeSabre Limited 2002

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List of elements for Headlight Wiring Diagram, with Auto A/C for Buick LeSabre Limited 2002:

(top center of dash) sunload sensor assembly
A11
A12
B10
B11
B12
Computer data lines system
Dash integration module (dim) (right side of dash)
Dimmer switch
Drl relay
F11
Flash- to-pass switch
Fog/ drl fuse 15a
G103 (forward of underhood fuse block)
G200 (on left front door pillar)
G401 (on lower right corner of trunk)
Hdhi- bml fuse 10a
Hdhi- bmr fuse 10a
Hdlo- bml fuse 15a
Hdlo- bmr fuse 15a
Hdlp hi bm relay
Hdlp lo bm relay
Headlamp beam switch
Headlamp dimmer switch
Headlamp switch
Hot at all times
Instrument panel integration module (behind left side of dash)
Interior lamp switch
Interior lights system
Ip fuse 10a
Left high beam head- lamp
Left low beam head- lamp
Lights on ind
Low
Nca
Pk lp switch
Pnk
Prk lp relay
Rear fuse block (under left rear seat)
Right high beam head- lamp
Right low beam head- lamp
S100
S122 (w/ cornering lamps)
S204 (i/p harn, upper left side of dash)
S206
S208
S226
Splice pack sp103
Splice pack sp200
Splice pack sp401
Twilight delay sw
Underhood fuse block (right front side of engine compt)
Wiper/ washer system

Headlight Wiring Diagram, with Manual A/C for Buick LeSabre Limited 2002

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List of elements for Headlight Wiring Diagram, with Manual A/C for Buick LeSabre Limited 2002:

(top center of dash) sunload sensor assembly
A11
A12
B10
B11
Computer data lines system
Dash integration module (dim) (right side of dash)
Dimmer switch
Drl relay
F11
Flash- to-pass switch
Fog/ drl fuse 15a
G103 (forward of underhood fuse block)
G200 (on left front door pillar)
G401 (on lower right corner of trunk)
Hdhi- bml fuse 10a
Hdhi- bmr fuse 10a
Hdlo- bml fuse 15a
Hdlo- bmr fuse 15a
Hdlp hi bm relay
Hdlp lo bm relay
Headlamp beam switch
Headlamp dimmer switch
Headlamp switch
Hot at all times
Hvac control module (behind left side of dash)
Interior lamp switch
Interior lights system
Ip fuse 10a
Left high beam head- lamp
Left low beam head- lamp
Lights on ind
Low
Nca
Pk lp switch
Pnk
Prk lp relay
Rear fuse block (under left rear seat)
Right high beam head- lamp
Right low beam head- lamp
S100
S122 (w/ cornering lamps)
S204 (i/p harn, upper left side of dash)
S206
S208
S226
Splice pack sp103
Splice pack sp200
Splice pack sp401
Twilight delay sw
Underhood fuse block (right front side of engine compt)
Wiper/ washer system

HORN

Horn Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Horn Wiring Diagram for Buick LeSabre Limited 2002:

1995 vftc c
A12
B12
C202
D10
Dash integration module (behind right side of dash)
Dual horn assembly (behind left front fascia)
G103
Horn fuse 15a
Horn relay
Horn switch
Hot at all times
Inflatable restraint steering wheel module
Inflatable restraint steering wheel module coil
Nca
Sp103 (forward of underhood fuse block)
Underhood fuse block

INSTRUMENT CLUSTER

Head-Up Display Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Head-Up Display Wiring Diagram for Buick LeSabre Limited 2002:

Battery
C11
Computer data lines system
Cruise control system, instrument cluster system
Data lines
Dimming
Dimming signal
Exterior lights system
G201 (lower right corner of passenger compt, on right right front door pillar)
Ground
Head-up display (hud) dimmer switch
Head-up display (on top left side of dash)
Hot at all times
Hot in run or start
Ign 3 fuse 10a
Ignition
Image down
Image up
Instrument cluster circuit
Interior lights system
Ip fuse 10a
Lf turn signal
Motor down feed
Motor up feed
Powertrain control module (pcm) (in air cleaner housing)
Rear fuse block (under left rear seat)
Rf turn signal
S200
S201 (dash harn, 23.5 cm from instrument panel) cluster)
S203
S205
S206
S215 (body harn, left side of vehicle, 19.5 cm from pass through grommet)
Vehicle speed signal

Instrument Cluster Wiring Diagram, with U2E for Buick LeSabre Limited 2002

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List of elements for Instrument Cluster Wiring Diagram, with U2E for Buick LeSabre Limited 2002:

Abs ind
Abs ind control
Airbag ind
Airbag ind control
Battery
Brake fluid level switch (in master cylinder reservoir)
Brake fluid lvl
Brake ind
Brake ind control
Check oil level ind
Check oil level ind control
Computer data lines system
Coolant temp ind
Coolant temp ind control
Cruise control system
Cruise ind
Cruise ind control
Data lines
Driver information center (dic) switch
Electronic brake control module (ebcm) (on left front of engine compt)
Eng/ met
Eng/met sign
Exterior lights system
Fuel gauge
Fuel info
G103 (mounted to inner body panel, forward of underhood fuse block)
G106 (near left strut tower, on framerail)
G200 (lower front corner of passenger compt, on left front door pillar)
G201 (lower right corner of passenger compt, on right front door pillar)
Gauge info
Ground
Head-up display circuit
Hi beam in control
High beam ind
Hot at all times
Hot in run or start
Ign 1 fuse 10a
Ignition
Illumination
Instrument cluster
Interior lights system
Ip fuse 10a
Left turn
Left turn ind
Mil control
Odo/ trip
Odo/trip
Oil pressure ind
Oil pressure ind control
Park brake
Park brake switch (on top of park brake pedal assembly)
Pnk
Powertrain control module (pcm) (in air cleaner housing)
Rear fuse block (under left rear seat)
Reset
Right turn
Right turn ind
S201 (dash harn, 23.5 cm from instrument cluster panel)
S203
S206
S208
S216
S253
Seat belt ind
Seat belt ind control
Security ind
Security ind control
Service engine soon ind
Speedometer gauge
Tach signal
Tacho- meter
Tachometer
Tan
Temperature gauge
Traction off ind
Traction off ind control
Traction on ind
Underhood fuse block (right front side of engine compt)
Vehicle speed
Volt ind
Volt ind control
Vss signal
Washer fluid lvl
Windshield washer fluid level switch (in windshield washer fluid reservoir)

Instrument Cluster Wiring Diagram, with UB7 for Buick LeSabre Limited 2002

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List of elements for Instrument Cluster Wiring Diagram, with UB7 for Buick LeSabre Limited 2002:

Abs ind
Abs ind control
Airbag ind
Airbag ind control
Battery
Brake fluid level switch (in master cylinder reservoir)
Brake fluid lvl
Brake ind
Brake ind control
Check oil level ind
Check oil level ind control
Computer data lines system
Coolant temp ind
Coolant temp ind control
Cruise control system
Cruise ind
Cruise ind control
Data lines
Driver information center (dic) switch
Electronic brake control module (ebcm) (on left front of engine compt)
Eng/ met
Eng/met sign
Exterior lights system
Fuel gauge
G103 (mounted to inner body panel, forward of underhood fuse block)
G106 (near left strut tower, on framerail)
G200 (lower front corner of passenger compt, on left front door pillar)
G201 (lower right corner of passenger compt, on right front door pillar)
Ground
Head-up display circuit
Hi beam in control
High beam ind
Hot at all times
Hot in run or start
Ign 1 fuse 10a
Ignition
Illumination
Instrument cluster
Interior lights system
Ip fuse 10a
Left turn
Left turn ind
Mil control
Oil pressure ind
Oil pressure ind control
Park brake
Park brake switch (on top of park brake pedal assembly)
Pnk
Powertrain control module (pcm) (in air cleaner housing)
Rear fuse block (under left rear seat)
Reset
Right turn
Right turn ind
S201 (dash harn, 23.5 cm from instrument cluster panel)
S203
S206
S208
S216
S253
Seat belt ind
Seat belt ind control
Security ind
Security ind control
Service engine soon ind
Speedometer gauge
Tach signal
Tacho- meter
Tachometer
Temperature gauge
Traction off ind
Traction off ind control
Traction on ind
Trip reset
Underhood fuse block (right front side of engine compt)
Vehicle speed
Volt ind
Volt ind control
Vss signal
Washer fluid lvl
Windshield washer fluid level switch (in windshield washer fluid reservoir)

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 2) for Buick LeSabre Limited 2002

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List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Buick LeSabre Limited 2002:

A12
B12
C1 a4
Class 2 serial data line
Computer data lines system
D12
Driver door courtesy lamp
Driver door module (upper right corner of door, behind trim panel)
E11
E12
G401 (lower right corner of trunk, forward of tail lamp)
Ground
Hot at all times
Instrument panel integration module (ipm) (behind left side of dash)
Int lp fuse 10a
Int lp relay
Interior lamp relay control
Left foot well courtesy lamp
Left front door lock actuator
Left front door open input
Left rear door courtesy lamp
Left rear door lock actuator
Left rear door module (lrdm) (in left rear door)
Left rear door open input
Rear compartment courtesy lamp
Rear compartment lid release actuator
Rear fuse block (under left rear seat)
Rear integration module (rim) (behind upper left rear seat cushion)
Red/
Right front door lock actuator
Right front door module (rfdm) (in right front door, near door latch)
Right front door open input
Right rear door lock actuator
Right rear door module (rrdm) (in right rear door)
Right rear door open input
S302
Simple bus interface (sbi)
Sp306 (in body harn splicesaver, 8 cm from rear fuse block breakout)
Tan
Tan/
To s332 (diagram 2 of 2)
To s333 (diagaram 2 of 2)
To sp310 (diagaram 2 of 2)
To sp310 (diagram 2 of 2)
Trunk lid open input

Courtesy Lamps Wiring Diagram (2 of 2) for Buick LeSabre Limited 2002

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List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Buick LeSabre Limited 2002:

(in headliner, approx 35.5 cm from overhead console connector breakout) s333
(in headliner, approx 42 cm from overhead console connector breakout) s332
(w/ vanity mirror)
(w/o vanity mirror)
A10
B10
Courtesy lamp ground
From rear fuse block (diagram 1 of 2)
From sp306 (diagram 1 of 2)
Front passenger door courtesy lamp
Front passenger foot well courtesy lamp
G201 (lower right corner of passenger compt on right front door pillar)
G402 (on lower left corner of trunk, forward of tail lamp)
I/p compartment switch/ lamp
Inadvertent power input
Left front reading courtesy lamp
Left rear reading courtesy lamp
Left vanity mirror
Overhead console
Rear integration module (rim) (behind upper left rear seat cushion)
Right front reading courtesy lamp
Right rear door courtesy lamp
Right rear reading courtesy lamp
Right vanity mirror
S203
S329
Sp310 (in body harn splicesaver, 18 cm from rear fuse block breakout)

Instrument Illumination Wiring Diagram (1 of 2) for Buick LeSabre Limited 2002

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List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Buick LeSabre Limited 2002:

(auto hvac) a5
(auto hvac) b1
(in steering column harness) s227
(instrument panel harness) s207
(manual hvac) b15
(manual hvac) b16
C1 a4
C1 d4
C3 b8
Cigar lighter
Control power
Dash integration module (dim) (behind right side of dash, under sound insulator)
Dimr fuse 14 10a
Drivers information center (dic) switch
G200 (lower front corner of passenger compt on left front door pillar)
G201 (lower right corner of passenger compt on right front door pillar)
Head- lamp switch
Heads up display (hud) switch
Heater & a/c control assembly
Hot at all times
Incandescent dimming output
Inflatable restraint steering wheel module coil
Instrument cluster
Left steering wheel controls
Nca
Nca f
Nca h
Park lamp input
Park lamp relay control
Prk lp relay
Radio
Rear fuse block (under left side of rear seat)
Right steering wheel controls
S208
S225
S228 (in steering column harness)
Sp301 (in body harness splicesaver, left side)
Steering column fuse holder
Switch fuse 2a

Instrument Illumination Wiring Diagram (2 of 2) for Buick LeSabre Limited 2002

모든 배선 다이어그램에 액세스하십시오.

List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Buick LeSabre Limited 2002:

(auto hvac) (manual hvac)
(left front door trim harn, between door & door trim panel)
(right front door trim harn, between door & door trim panel)
5v ref
A11
A12
Air temperature switch assembly
B11 a2
B12 a6
B8 a4
C1 a4
C1 a5
C2 a12
C2 b12
C2 b2
C6 b6
Class 2 serial data line
Computer data lines system
D8 a3
Dash integration module (dim) (behind right side of dash, under sound insulator)
Driver door lock switch
Driver heated seat switch (if equipped)
Driver window switch
Drivers door module (upper right corner of door, behind trim panel)
Front passenger power door lock switch
Front passenger power window switch
G200 (lower front corner of passenger compt on left front door pillar)
Ground
Headlamp switch
Hvac control module (manual a/c) instrument panel integration module (ipm) (auto a/c) (behind left side of dash)
I/p dimmer switch
I/p dimmer switch input
Incadescent dimming output
Instrument cluster (ipc)
Interior lamp switch
Interior lamp switch input
Memory function switch (if equipped)
Off
Radio
Rear integration module (rim) (behind upper left rear seat cushion)
Right front door module (rfdm) (in right front door, near door latch)
Right front heated seat switch (if equipped)
S204 (i/p harn, left side of dash)
S208
S302
S500 (left front door trim harn, between door & door trim panel)
S501
S603
S604 (right front door trim harn, between door & door trim panel)
Sensor return
Simple bus interface (sbi)
Twilight delay switch

MEMORY SYSTEMS

Memory Mirrors Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Memory Mirrors Wiring Diagram for Buick LeSabre Limited 2002:

(in left front door) s500
(lesabre)
A up/down motor position input
B left/right motor position input
Batt(+)
Battery
Driver
Driver 1 input
Driver 2 input
Driver door module (inside driver's door)
Driver door switch assembly
Driver outside rearview mirror
Drv mdl fuse 10a
E postion sensors return
Exit
G200 (on lower left "a) pillar)
G201
Gnd
Heating element feed
Heating element return
Hot at all times
Interior lights system
J left/right motor control
K up/down motor control
Left/ right motor
Left/ right motor position sensor
Left/right motor control
M postion sensors feed
Memory personalization function switch
Mirror heating element
Motor control
Nca
Pass mdl fuse 10a
Passenger door module (inside passenger's door)
Passenger outside rearview mirror
Rear fuse block
S302
S602
Serial data
Splice pack sp200
Splice pack sp201 (on lower right "a" pillar)
Up/ down motor
Up/ down motor position sensor
Up/down l

Memory Seat Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Memory Seat Wiring Diagram for Buick LeSabre Limited 2002:

(in left front door) s500
(in left front seat harn, below left front seat)
(lumbar harn, in left front seat back)
Batt
Battery
C10
C11
C12
C13
C14
C15
C16
Class 2 data
Computer data lines system
D10
D11
D12
D13
D14
D15
D16
Driver
Driver 1 input
Driver 2 input
Driver door module (inside driver's door)
Driver door switch assembly
Driver seat adjuster switch
Driver seat front vertical motor
Driver seat front vertical position sensor
Driver seat horizontal motor
Driver seat horizontal position sensor
Driver seat lumbar horizontal motor
Driver seat lumbar horizontal position sensor
Driver seat lumbar switch
Driver seat lumbar vertical motor
Driver seat lumbar vertical position sensor
Driver seat rear vertical motor
Driver seat rear vertical position sensor
Driver seat recline motor
Driver seat recliner position sensor
E12
Exit
Frnt hgt mtr sens in
Front
Front height sw input
Frt vert dn ctrl
Frt vert up ctrl
Fwd
Fwd-bk mtr sens in
Fwd/bk sw input
G301 (under right front seat)
Ground
Horiz backward ctrl
Horiz forward ctrl
Hot at all times
Interior lights system
Lumbar down ctrl
Lumbar down in
Lumbar forward ctrl
Lumbar in input
Lumbar in/out sens in
Lumbar out in
Lumbar rearward ctrl
Lumbar up ctrl
Lumbar up in
Lumbar up/dn sens in
Mem fuse 10a
Memory personalization funciton switch
Memory seat module (under driver's seat)
Nca
Out
Pnk
Pnk a
Position sensors feed
Pwr seat circuit breaker 30a
Rear
Rear fuse block
Rear height sw input
Rear hgt mtr sens in
Rear vert up ctrl
Recline
Recline back ctrl
Recline forward ctrl
Recline mtr sens in
Recliner sw input
Red
S317
S317 (left seat harn, under left front seat)
S319
S320
S321 (w/ heated seats)
S330
S331
Serial data
Solid state
Splice pack sp301
Tan

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 4) for Buick LeSabre Limited 2002

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List of elements for Power Distribution Wiring Diagram (1 of 4) for Buick LeSabre Limited 2002:

(under right front seat) g301
(upper right side of dash) g201
A/c clu fuse 15a
A/c clutch relay
Abs fuse 50a
Accy fuse 15a
Accy relay
Air fuse 30a
Air pump relay
Air vacuum valve solenoid
Automatic trans- mission
Aux pwr fuse 20a
B12
Battery
C/ltr fuse
Cigar lighter
Cool fan 1 fuse 30a
Cool fan 1 relay (low speed)
Cool fan 2 fuse 30a
Cool fan 2 relay (high) speed)
Cool fan s/p relay
Cr cont fuse 10a
Cruise control module
D12
D8 pnk
Dis fuse 20a
Drl relay
E12
Electronic brake control module
Evaporative emissions canister purge solenoid
Fog/ drl fuse 15a
From fog/ b drl fuse (diagram 1 of 4)
From pcm c batt fuse (diagram 1 of 4)
Front auxiliary power outlet
Fuel injector
G103 (front of right front fender)
Generator
Hdhi bml fuse 10a
Hdhi bmr fuse 10a
Hdlo bml fuse 10a
Hdlo bmr fuse 10a
Hdlp lo bm relay
Hdlp hi bm relay
Heated oxygen sensor
Horn fuse 15a
Horn relay
Ign 1 fuse 10a
Ign-1 relay
Ignition control module
Injr 1 fuse 10a
Injr 2 fuse 10a
Interior lights system
Left high beam headlamp
Left low beam headlamp
Mass airflow sensor
Outside moisture sensor
Oxy sen fuse 10a
Pcm batt fuse 10a
Pcm ign fuse 10a
Pnk
Power- train control module
Powertrain control module
Rear auxiliary power outlet
Red
Right high beam headlamp
Right low beam headlamp
S203
S350
Start 1 relay
Start circuit breaker 30a
Start relay
Starter solenoid
Theft deterrent control module
To body fuse (diagram 2 of 4)
To cigar relay (diagram 2 of 4)
To hdlp lo bm relay (diagram 1 of 4)
To ign-1 relay (diagram 1 of 4)
To underhood fuse block (diagram 4 of 4)
Trans fuse 10a
Underhood fuse block
W/ battery saver
W/o battery saver
Wind- shield wiper motor
Wind- shield wiper switch
Wsw fuse 30a

Power Distribution Wiring Diagram (2 of 4) for Buick LeSabre Limited 2002

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List of elements for Power Distribution Wiring Diagram (2 of 4) for Buick LeSabre Limited 2002:

(body harn, left side of dash) s216
(body harn, near rear fuse block breakout) s308
(body harn, near rear fuse block breakout) s309
(trunk lid harness) s411
(under left side of rear seat) g302
(w/o on star) (w/on star)
A10
A11
A12
Aldl fuse 10a
Audio fuse 10a 15a
B nca
B12
Body fuse 15a
Cigar fuse 40a
Cigar relay
D10
D11
D12
Dash integration module
Data link connector
Dim fuse 10a
Dimr fuse 10a
Driver heated seat module
Driver memory seat module
Driver seat adjuster switch
Driver seat lumbar switch
E11
Evaporative emissions canister purge solenoid
F/ pmp relay
F/pmp fuse 20a
F/tnk dr lock relay
F/tnk dr rel relay
From aux/pwr fuse (diagram 1 of 4)
From battery a (diagram 1 of 4)
From e cigar fuse (diagram 2 of 4)
From f aldl fuse (diagram 2 of 4)
Garage door opener
Generator
Htdst lf fuse 10a
Htdst rf fuse 10a
Hvac batt fuse 10a
Hvac control module
Ign-1 fuse 10a
Ign-1 relay
Inflatable restraint sensing & diagnostic module
Instrument cluster
Instrument panel integration module
Int lamp relay
Int lp fuse 10a
Left front turn signal/ park lamp
Left license plate lamp
Left rear side marker lamp
Left tail/ stop lamp
Lp pkl fuse 10a
Lp pkr fuse 10a
Mem fuse 10a
Nca
Park lp relay
Park relay
Passenger heated seat module
Pnk
Prk/rev fuse 10a
Radio
Rap fuse 20a
Rap relay
Rear defog relay
Rear fuse block
Rear integration module
Rear intrgration module
Reverse relay
Right front turn signal/ park lamp
Right license plate lamp
Right rear side marker lamp
Right tail/ stop lamp
Rr defog fuse 40a
S224
S361
S406
Sir fuse 15a
Steering column fuse holder
Stoplight/ auto trans shift lock control switch
Sun roof motor
To drv mdl fuse (diagram 3 of 4)
To ign-1 relay (diagram 2 of 4)
To park lp relay (diagram 2 of 4)
To rear fuse block (diagram 4 of 4)
Trk rel relay
Trk/ rel relay
Turn signal/ multifunction switch
Under- hood fuse block
Under- hood lamp
Vehicle interface unit (viu)
Vent sol fuse 10a
W/ electronic a/c
W/ on star
W/ universal garage door opener
W/o electronic a/c
W/o on star
W/o universal garage door opener

Power Distribution Wiring Diagram (3 of 4) for Buick LeSabre Limited 2002

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List of elements for Power Distribution Wiring Diagram (3 of 4) for Buick LeSabre Limited 2002:

(dash harn, harn, near sun load sensor assy) s200
(dash harn, near inside air temperature sensor) s206
(in right front door) s602
(under left front seat, near right seat harn clip) s323
(under left side of rear seat) g302
A10
A11
Abs fuse 10a
Audio amp fuse 20a
Audio amplifier
Automatic level control compressor
B10
Blower motor control processor
C11
C12
Dash inte- gration module
Driver adjuster seat switch
Driver door module
Driver heated seat module
Drv mdl fuse 10a
E10
E12
Elc fuse 30a
Elc relay
Electronic brake control module
F h
F12
From audio i amp fuse (diagram 3 of 4)
From hvac g batt fuse (diagram 2 of 4)
From stop h lp fuse (diagram 3 of 4)
Front passenger door module
Front passenger heated seat module
Front passenger seat adjuster switch
Front passenger seat recline switch
Head up display
Head up display switch
Headlamp switch
Heater & a/c control module
Hvac blo fuse 30a
Hvac fuse 10a
Ign sw fuse 15a
Ign-3 fuse 10a
Ign-3 relay
Inside rear view mirror
Instrument panel cluster
Instrument panel integration module
Ip fuse 10a
Left air temperature actuator
Left rear door module
Memory seat module driver
Mode actuator
Pass mdl fuse 10a
Pwr seat circuit breaker 30a
Pwr wdo circuit breaker 30a
Rear fuse block
Rear inte- gration module
Recirc- ulation actuator
Red
Remote control door lock receiver
Right air temperature actuator
Right rear door module
Right seat lumbar switch
Rrdrmdl fuse 10a
S221
S304 (body harn, near g300 breakout)
S307 (body harn, near rear fuse block breakout)
Stop lp fuse 15a
Stoplamp/ auto trans shift lock control switch
To ign sw fuse (diagram 3 of 4)
To ign-3 3 relay (diagram 3 of 4)
To ignition switch (diagram 4 of 4)
To rear fuse block (diagram 4 of 4)
Tsig/haz fuse 15a
Turn signal/ hazard flasher module
Underhood fuse block
W/ 6 way seat
W/ electronic a/c
W/ memory seat
W/ recline seat w/o recline seat
W/o 6 way seat
W/o electronic a/c
W/o memory seat

Power Distribution Wiring Diagram (4 of 4) for Buick LeSabre Limited 2002

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List of elements for Power Distribution Wiring Diagram (4 of 4) for Buick LeSabre Limited 2002:

(body harn, 56 cm (22 in) rear of dash integration module breakout) s212
A/c clutch relay
A11
Acc
Assembly)
Dash integration module
E10
Elc relay
From accy relay (diagram 1 of 4)
From ign sw fuse (diagram 3 of 4)
From ign-1 relay (diagram 1 of 4)
From ign-1 relay (diagram 2 of 4)
From ign-3 relay (diagram 3 of 4)
Ignition switch
Lock
Nca
Park relay
Pnk
Powertrain control module
Rear defog relay
Rear fuse block
Run
S208
Start
Theft deterrent control module
Underhood fuse block
Unlock

POWER DOOR LOCKS

Power Door Lock Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Power Door Lock Wiring Diagram for Buick LeSabre Limited 2002:

(in left front door)
(in right front door)
(lower right "a" pillar) g201
(under left rear seat) g302
Actuator dr
Air conditioning systems
Ajar
Battery
Class 2 data
Computer data lines system
Cylinder switch
Door ajar
Door open
Driver door door module
Driver door lock actuator
Driver door lock switch
Driver door switch assembly
Drvmdl fuse 10a
E10
Front passenger door lock actuator
Front passenger door module
G200 (lower left "a" pillar)
G301 (under right front seat)
Grd
Ground
Hot at all times
Ign sw fuse 20 15a
Interior lights system
Key cyl in
Left rear door lock actuator
Left rear door module
Lock
Open
Pass mdl fuse 10a
Passenger door lock switch
Pwr wdo circuit breaker 30a
Rear fuse block
Remote function actuator module (below rear shelf)
Right rear door lock actuator
Right rear door module
Rrdr mdl fuse 10a
S302
S500
S602
S604
Sbi
Seats system
Serial data
Sib
Sp200
Sp201
Sp301
Sp302
Tan
Unlock
Unlock'

POWER MIRRORS

Power Mirror Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Power Mirror Wiring Diagram for Buick LeSabre Limited 2002:

(body harn left side of vehicle, near left power seat breakout)
(except pontiac)
(left front door trim harn, in left front door) s500
(on lower left corner of trunk, forward of tail lamp)
(on lower left front "a" pillar)
(on lower right front "a" pillar)
A7 c3
Automatic day
B1 c3
Battery (b+)
Battery b+
Bus interface
Computer data lines system
D3 c3
Defogger system (heated mirror)
Down ctrl
Driver door lock switch
Driver door module (ddm)
Driver door switch asembly
Drv mdl fuse 10a
E2 c3
Ec feed
Ec rerurn
Ec return
Exterior lights system
F2 c3
Front passenger door module (fpdm)
G200
G201
G402
Gnd
Ground
Heating element
Horizontal motor
Hot at all times
Hot in on
Ign 3 rr fuse 10a
Ign 3 voltage
Inside rear view mirror
Interior lights system
Keypad led
Keypad pwr
Keypad signal
L mirror input
Left
Left ctrl
Left mirror
Left rear door module
Mirror dn input
Mirror l input
Mirror r input
Mirror up input
Nca
Night input sig
Pass mdl fuse 10a
Pnk
Pwr wdo circuit breaker 30a
R mirror input
Rear fuse block (under left rear seat)
Reverse lamp relay
Reverse sig
Right
Right ctrl
Right mirror
Right rear door module
S302
S344
Serial data
Up ctrl
Vehicle interface unit (viu) (2001 only)
Vertical motor

POWER SEATS

6-Way & Recliner Power Seat Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for 6-Way & Recliner Power Seat Wiring Diagram for Buick LeSabre Limited 2002:

(bonneville) (le sabre)
Driver seat adjuster switch
Driver seat front vertical motor
Driver seat horizontal motor
Driver seat rear vertical motor
Driver seat recline motor
E12
Entire seat backward
Entire seat forward
F12
Front passenger seat adjuster switch
Front passenger seat front vertical motor
Front passenger seat horizontal motor
Front passenger seat rear vertical motor
Front passenger seat recline motor
Front vertical down
Front vertical up
G301 (under right front seat, on forward crossmember)
Hot at all times
Nca
Pwr seat circuit breaker 30a
Rear fuse block
Rear vertical down
Rear vertical up
Recline backward
Recline forward
S321 s324 (w/ heated seats)
S322 (w/ heated seats)
S323 (bonneville)
Slice pack sp301
Tan

6-Way Power Seat Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for 6-Way Power Seat Wiring Diagram for Buick LeSabre Limited 2002:

Driver seat adjuster switch
Driver seat front vertical motor
Driver seat horizontal motor
Driver seat rear vertical motor
E12
Entire seat backward
Entire seat forward
F12
Front passenger seat adjuster switch
Front passenger seat front vertical motor
Front passenger seat rear horizontal motor
Front passenger seat rear vertical motor
Front vertical down
Front vertical up
G301 (under right front seat, on forward crossmember)
Hot at all times
Pwr seat circuit breaker 30a
Rear fuse block
Rear vertical down
Rear vertical up
S322 (le sabre w/ heated seats)
S323 (bonneville)
S324 (le sabre w/ heated seats)
Splice pack sp301
Tan

Heated Seats Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Heated Seats Wiring Diagram for Buick LeSabre Limited 2002:

A12
B12
C11
Cntrld gnd
Computer data links system
Data
Door locks system
Driver door module
Driver heated seat back element
Driver heated seat cushion element
Driver heated seat module
Driver heated seat switch
Front passenger door module
Front passenger heated seat back element
Front passenger heated seat cushion element
Front passenger heated seat module
Front passenger heated seat switch
G301 (under right front seat, on forward crossmember)
Gnd
Ground
Heater cntrl
Heating element
Hi led
Hot at all times
Hot in on
Htdstlf fuse 10a
Htdstrf fuse 10a
Ign
Ign 3 rr fuse 10a
Interior lights system
Lo led
Nca
Off
Off sw
Pnk
Rear fuse block
Rear integration module (rim) (behind upper left rear seat cushion)
Red
S304
S321
S322
S500
S604
Simple bus
Splice pack sp301
Status output
Sw signal
Temp sense
Temp senser
Thermistor

Recliner Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Recliner Wiring Diagram for Buick LeSabre Limited 2002:

Back
Driver seat recline motor
Driver seat recline switch
E12
F12
Forward
Front passenger recline motor
Front passenger seat recline switch
G301 (under right front seat, on forward crossmember)
Hot at all times
Nca
Pwr seat circuit breaker 30a
Rear fuse block
S315
S316
Splice pack g301

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagrams for Buick LeSabre Limited 2002

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List of elements for Power Top/Sunroof Wiring Diagrams for Buick LeSabre Limited 2002:

A buick
Close
Control
D10
Express
Express inp
G401 (lower right corner of trunk)
Ground
Hot at all times
Limit sw
Limit switch
Motor ctrl
Open
Pontiac b
Rap
Rap fuse 20a
Rap relay
Rear fuse block (under left rear seat)
Rear integration module (behind upper left rear seat cushion)
Red
Slide input
Sun roof module (rear of glass assembly, above headliner)
Sun roof motor (rear of glass assembly, above headliner)
Sun roof switch (in overhead console)
Vent input

POWER WINDOWS

Power Window Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Power Window Wiring Diagram for Buick LeSabre Limited 2002:

(in body harness, left side of vehicle 14.5 cm (5.7 in) from left power seat breakout) s302
Battery
Data
Door locks system
Down
Down input
Down signal
Driver door module (ddm) (in left front door behind trim panel, in upper right corner of door)
Driver door switch assembly (ddsa)
Driver window motor (in left front door)
Drvmdl fuse 10a
Express down
Express input
Front passenger door module (fpdm) (in right front door behind trim panel, in upper left corner of door)
Front passenger window motor (in right front door)
Front passenger window switch
G200 (left front corner of passenger compartment on left front door pillar)
G201 (lower right corner of passenger compartment on right front door pillar)
G301 (under right front seat, on forward crossmember)
G302 (under left side of rear seat)
Ground
Hot at all times
Illum
Interior lights system
Left front door) s500
Left front window
Left rear door module (lrdm) (in left rear door)
Left rear window
Left rear window motor (in left rear door)
Left rear window switch
Lockout input
Memory systems
Motor down
Motor up
Pass mdl fuse 10a
Pwr wdo circuit breaker 30a
Rear fuse block (under left rear seat)
Right front window
Right rear door module (rrdm) (in right rear door)
Right rear window
Right rear window motor (in right rear door)
Right rear window switch
Rrdr mdl fuse 10a
S602 (in right front door harness 10 cm (4 in) from door module connector breakout)
Serial data
Up input
Up signal
Window lockout
Window switches

RADIO

Radio Wiring Diagrams for Buick LeSabre Limited 2002

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List of elements for Radio Wiring Diagrams for Buick LeSabre Limited 2002:

(lower front corner of passenger compt, on left front door pillar)
(under left front seat, on forward crossmember)
(w/cj2)
A10
A11
A12
A13
A14
A15
A16
Am/fm rear glass antenna
Antenna
Audio fuse 10a
B10
B11
B12
B13
B14
B15
B16
Batt
Case gnd
Computer data lines system
Dash integration module
Data
Enable
Fm comp sig
Fm front glass antenna
G200
G300
Gnd
Hot at all times
Ill
Inflatable restraint steering wheel module coil
Interior lights system
Left front door speaker
Left front tweeter
Left rear speaker
Left side steering wheel controls
Lf spkr
Lr spkr
Nca
Radio
Radio antenna module (on center rear of headliner)
Rear fuse block
Rf spkr
Right front door speaker
Right front tweeter
Right rear speaker
Right side steering wheel controls
Rr spkr
S208
S210
Steering column fuse holder
Sw1
Sw2
Sw3
Sw4
Sw5
Sw6
Sw7
Sw8
Switch fuse 2a
Tan

SHIFT INTERLOCKS

Shift Interlock Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Shift Interlock Wiring Diagram for Buick LeSabre Limited 2002:

(pontiac) (buick)
A/t shif tlock control solenoid
A/t shift lock control solenoid
A12
Automatic transaxle
Automatic transaxle internal mode switch
B12
C100
C2 b b
C2 c1
Computer data lines
Data line
G105 (front of engine)
G200 (on left front door pillar)
G201 (on right front door pillar)
Hot at all times
Hot in on
Park relay
Park relay control
Pontiac w/center console
Pontiac w/o center console/ buick
Powertrain control module (in air cleaner housing)
Prk/rev fuse 10a
Rear fuse block (under left rear seat)
Rear integration module (behind upper left rear seat cushion)
S225
S228
Splice pack sp105
Splice pack sp200
Splice pack sp201
Stoplamp switch (on brake pedal bracket) (buick)
Stoplight switch (on brake pedal bracket) (pontiac)

STARTING/CHARGING

Charging Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Charging Wiring Diagram for Buick LeSabre Limited 2002:

(not used) a
(under right rear seat, right of battery on floor pan) g305
A11
A12
B12
Battery
Battery volt indicator
Battery volts high
Battery volts low
Check charge system
Dash integration module (dim) (behind right side of dash, under sound insulator)
Dim fuse 10a
Driver information center
E11
Flat wire
Gen term f mon
Gen term l ctrl
Generator l
Hot at all times
Instrument panel cluster
Nca
Powertrain control module (pcm) (in air cleaner housing)
Rear fuse block (under left rear seat)
Red
S217
Serial class 2 data
Serial data class 2
Starter solenoid
System voltage measurement
Underhood fuse block (right front side of engine compartment)

Starting Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Starting Wiring Diagram for Buick LeSabre Limited 2002:

Acc
Battery
Computer data lines system
G305 (under right rear seat, right of battery on floor pan)
Ground distribution system (dash integration module (dim))
Hold in coil
Hot in run & start
Ign crank sense
Ign sw fuse 15a
Ignition switch
Lock
Nca
Note: refer to power distribution system: ign-1 relay
Pcm (ign) fuse 10a
Power distribution system
Powertrain control module (pcm) (in air cleaner housing)
Pull in coil
Rear fuse block (under left rear seat)
Run
Serial data class 2
Start
Start 1 relay
Start circuit breaker 30a
Starter ctrl
Starter motor
Starter solenoid
Starting/ charging system (charging circuit)
Underhood fuse block (right front side of engine compartment)
Unlock

SUPPLEMENTAL RESTRAINTS

Supplemental Restraint Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Supplemental Restraint Wiring Diagram for Buick LeSabre Limited 2002:

A10
A11
A12
A13
A14
A15
A16
A17
A18
Air bag indicator
Case ground
Class 2 serial data
Computer data lines system
Dash integration module (dim) (behind right side of dash, under sound insulator)
Data link connector (dlc) (partial) (under lower left side of dash)
Driver inflatable restraint side impact sensor (sis) (at base of left "b" pillar, behind trim panel)
Forward discriminating sensor
G303 (near right body harness, under right front seat on forward crossmember)
Ground
High control
Hot in run & start
Ignition
Indicator control
Inflatable restraint i/p module
Inflatable restraint sensing & diagnostic module (sdm) (under rear of center console, mounted to floor pan)
Inflatable restraint side impact module- left front
Inflatable restraint side impact module- right front
Inflatable restraint steering wheel module
Inflatable restraint steering wheel module coil
Instrument panel cluster (ipc)
Left front seat belt switch (closed w/seat belt unbuckled) (in seat belt assembly, near floor)
Low control
Nca
Passenger inflatable restraint side impact sensor (sis) (at base of right "b" pillar, behind trim panel)
Pnk
Rear fuse block (under left rear seat)
Seat belt sw left
Seat belt sw low ref
Sensor low reference
Sensor signal
Shorting bar
Signal
Sir fuse 15a
Solid state
Tan
Voltage

TRANSMISSION

3.8L

3.8L VIN K, A/T Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for 3.8L VIN K, A/T Wiring Diagram for Buick LeSabre Limited 2002:

internal mode switch automatic transaxle
(rear of engine, near thermostat housing) engine coolant temperature (ect) sensor
(right front of transaxle, below power steering pump) vehicle speed sensor (vss)
1-2 shift sol
2-3 shift sol
5 volt ref
A/t fluid temp
A/t iss low
A/t speed sens
Acc
Automatic transaxle
Automatic transaxle (4t40-e/ 4t45-e)
Automatic transaxle fluid pressure manual valve position switch
Automatic transaxle fluid temperature sensor
Automatic transaxle input shaft speed sensor
B c
Battery
Bonneville
Bonneville le sabre
Compiuter data lines system
Cruise control system
E e
Ect sensor gnd
Ect sensor in
G105 (rear of engine)
Head up display, ignition key cyl lamp
Hot at all times
Hot in run or start
Ign 1 fuse 10a
Ignition
Ignition 1
Ignition switch (pigtailed for le sabre)
Instrument cluster
Instrument cluster, turn siganl switch
Ip fuse 10a
Lesabre
Lock
Malfunction indicator lamp
Mil control
Off
Pcm batt fuse 10a
Pcm ground
Pcm ign fuse 10a
Pnk
Powertrain control module (pcm) (near air cleaner housing)
Press sol high
Press sol low
Press sw a
Pressure control sol
Rear fuse block (under left rear seat)
Red
Rev
Run
S206
S208
S216
Sensor return
Serial data
Shift sol a
Shift sol b
Start
Stop lamp switch (near brake pedal)
Tan
Tcc pwm sol
Tcc rel
Tcc release sw
Tcc sw
Tcc/ cruise switch
Throttle position (tp) sensor (on throttle body assembly)
Tp sensor gnd
Tp sensor in
Trans fuse 10a
Trans range b
Trans range c
Trans sw a
Trans sw b
Trans sw c
Trans sw p
Underhood fuse block (right front side of engine compt)
Vss hi (signal)
Vss lo (ground)

TRUNK, TAILGATE, FUEL DOOR

Trunk Release Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Trunk Release Wiring Diagram for Buick LeSabre Limited 2002:

A10 c3
A9 c2
Aldl fuse 10a
B nca
B12
Body fuse 15a
C1 c2
Class ii data
Computer data lines system
Driver's door module (in left front door)
Driver's door switch assembly
G200 (left front corner of passenger compt, on left front door pillar)
G401 (lower right corner of trunk, forward of tail lamp)
Ground
Hot at all times
Rear compartment lid release actuator (on center rear of luggage compt)
Rear compartment lid release switch
Rear fuse block (under left rear seat)
Rear integration module (rim) (behind upper left rear seat cushion)
Rr compt lid release actuator control
S308
S500 (left front door trim harness, in left front door)
Simple bus
Sp200
Sp401
Sw input
Tan/
Trk/ rel relay
W/ universal garage door opener

WARNING SYSTEMS

Warning System Wiring Diagrams for Buick LeSabre Limited 2002

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List of elements for Warning System Wiring Diagrams for Buick LeSabre Limited 2002:

(under left side of dash)
A11
A12
A14
A15
A16
Belt sw input
Belt sw ret
C1 driver door lock actuator (in door)
Class 2 data
Computer data lines system
Dash integration module (behind right side of dash, under sound insulator)
Door open
Dr ajar input
Dr open input
Driver door module (inside driver door)
Flasher module
G200 (lower front corner of passenger compt, on left front door pillar)
Ground
Head sw input
Headlamp switch
Heater & a/c control (center of dash)
Ignition key alarm
Inflatable restraint sensing & diagnostic module (under rear of center console, mounted to floor pan)
Instrument panel cluster (ipc)
Instrument panel integration module (behind left side of dash)
Key in signal
Left turn in
Nca
Park
Park sw input
Powertrain control module (in air cleaner housing)
Radio
Right turn in
S208
S250
S251
Seat belt switch (closed w/belt unbuckled)
Splice pack sp200
Tan
Turn signal/hazard
W/auto a/c
W/manual a/c

WIPER/WASHER

Wiper/Washer Wiring Diagram for Buick LeSabre Limited 2002

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List of elements for Wiper/Washer Wiring Diagram for Buick LeSabre Limited 2002:

150k
24,000 ohms
270k
39k
680k
82k
Accy fuse 15a
C329
Dash integration module (dim) (behind right side of dash, under sound insulator)
G103 (mounted to inner body panel, forward of underhood fuse block)
G106 (near left strut tower, on frame rail)
G402 (on lower left corner of trunk forward of tail lamp)
Ground
Headlamps on w/wipers input
High
High speed input
Hot in run & accessory
If equipped
Ignition
Low
Low min
Max
Min
Mist
Nca
Off
Off max
Outside moisture sensor (if equipped) (above inside rearview mirror)
Rain sense ctrl
Rain sense input
Red
S334
Underhood fuse block (right front side of engine compartment)
Wash
Washer switch
Windshield washer pump motor (in bottom of windshield washer reservoir)
Windshield wiper motor (behind left front strut tower)
Windshield wiper/washer switch
Wiper speed sig
Wiper switch
Wsw fuse 30a