Buick LeSabre Limited 1992 - 1992 ELECTRICAL Electrical Component Locator - General Motors Corp.

Buick LeSabre Limited 1992 - BUZZERS, RELAYS & TIMERS

Buick LeSabre Limited 1992 BUZZERS, RELAYS & TIMERS LOCATION

Component	Location
ABS Main Relay	On engine compartment fuse/relay block, on right side of firewall. See Fig. 1 .
ABS Pump Relay	On engine compartment fuse/relay block, on right side of firewall. See Fig. 1 .
A/C Compressor Relay
Pontiac & Oldsmobile	On engine compartment fuse/relay block, on right side of firewall. See Fig. 1 & Fig. 2 .
Buick	On engine compartment fuse/relay block, on right side of firewall. See Fig. 2 & Fig. 3 .
Antenna Relay	In right side of luggage compartment, top of antenna motor.
Blower Motor Relay
Pontiac, Oldsmobile	On engine compartment fuse/relay block, on right side of firewall. See Fig. 1 .
Blower Motor Relay (Buick)	On engine compartment fuse/relay block, on right side of firewall. See Fig. 3 .
High Speed Blower Motor Relay (Buick)	On engine compartment fuse/relay block, on right side of firewall. See Fig. 3 .
Cooling Fan Relays	On engine compartment fuse/relay block, on right side of firewall. See Fig. 2 .
Cooling Fan Relays	On engine compartment fuse/relay block, on right side of firewall. See Fig. 3 .
Elec. Level Control (ELC) Relay	Behind right side of dash, on fuse/relay block.
Elec. Level Control (ELC) Inflator Timer Relay	On right front of luggage compartment.
Foglight Cut-Out Relay	Behind right side of dash, on fuse/relay block.
Foglight Relay	Behind right side of dash, on fuse/relay block.
Fuel Door Lock Relay	Behind right side of dash, left of relay center.
Fuel Pump Relay	Behind right side of dash, on fuse/relay block.
Hazard Flasher Relay	Under left side of dash, on right side of steering column brace.
Horn Relay	On engine compartment fuse/relay block, on right side of firewall. See Fig. 1 .
Interior Lights Relay	Behind right side of dash, on fuse/relay block.
Luggage Compartment Lid Release Relay	Behind right side of dash, on fuse/relay block.
Main Relay	On engine compartment fuse/relay block, on right side of firewall. See Fig. 1 .
Power Antenna Relay	In right side of trunk, attached to antenna mast.
Power Door Lock Relay	Behind right side of dash, left of relay center.
Remote Keyless Entry Relay	Behind right side of dash, on fuse/relay block.
Retained Accessory Power Relay	Behind right side of dash, on fuse/relay block.
Starter Enable Relay	Behind left side of dash, left of steering column.
Turn Signal Flasher Relay	On left kick panel.

Buick LeSabre Limited 1992 - CIRCUIT PROTECTION DEVICES

Buick LeSabre Limited 1992 CIRCUIT PROTECTION DEVICES LOCATION

Component	Location
Circuit Breakers	In passenger compartment fuse/relay block.
Convenience Center	Behind left side of dash.
Fuse/Relay Blocks
Engine Compartment	On right side of firewall.
Passenger Compartment	Behind left and right side of dash. See Fig. 2 & Fig. 4 .
Maxi-Fuse Center	On engine compartment fuse/relay block, on right side of firewall. See Fig. 2 & Fig. 4 .

Buick LeSabre Limited 1992 - CONTROL UNITS

Buick LeSabre Limited 1992 CONTROL UNITS LOCATION

Component	Location
A/C-Heater Blower Control Module	On right side of firewall, near blower motor. See Fig. 1
Adaptive Light Monitor Module	Behind center of dash.
Air Bag System
Inflator Module	In steering wheel pad.
Resistor Module	Behind right side of dash, above fuse/relay block.
Diag. Energy Reserve Module (DERM)	Behind right side of dash.
Electronic Brake Control Module	Behind center of instrument panel, right of steering column.
Electronic Compass Module	Below rear deck shelf.
Headlight Washer Module	Behind washer fluid reservoir.
Head Up Display Control Module	Behind center of dash.
Heated Windshield
Control Module	Behind right side of front bumper.
Power Module	Behind right of front bumper.
Light Control Module	Behind left side of dash, left of steering column.
Low Coolant Level Module	On right side of radiator.
Multi-Function Chime Module	Behind center of dash.
Oil Level Module	Behind right side of dash.
Pass-Key Decoder Module	Behind right side of dash.
Powertrain Control Module (PCM)	Behind right side of dash. See Fig. 2 & Fig. 4 .
Power Seat Control Module	Under driver's seat.
Power Window (Express Down) Module	In center rear of left front door.
Remote Accessory Control Module	Behind right side of dash.
Remote Dimmer Module	Behind right side of dash, below glove compartment.
Sun Roof Control Module	On center rear of sun roof, next to sun roof motor.
Wiper Motor Module	On left rear of engine compartment, behind strut tower.

Buick LeSabre Limited 1992 - SENDING UNITS & SENSORS

Buick LeSabre Limited 1992 SENDING UNITS & SENSORS LOCATION

Component	Location
ABS Wheel Sensors	On all wheel hub assembly.
A/C Ambient Temperature Sensor	In front of engine compartment, on center of radiator support.
A/C In-Car Temp. Sensor	Behind center of dash.
A/C Pressure Sensor
High Pressure Side	In A/C discharge line, near right shock tower.
Low Pressure Side	In A/C suction line, at right side of firewall.
Air Bag System
Forward Sensor	On radiator top support bracket, in front center of vehicle.
Passenger Compartment	Behind center of dash.
Boost/MAP Sensor (VIN 1)	On rear right of engine, near power steering pump.
Camshaft Position Sensor	On lower left side of engine, above crank pulley. See Fig. 2 .
Camshaft Position Sensor	On lower left side of engine, above crank pulley. See Fig. 4 .
Coolant Temp. Sending Unit	On top left rear of engine.
Coolant Temperature Sensor
VIN L	On top left rear of engine. See Fig. 2 .
VIN 1	On top rear of engine, beneath throttle body assembly. See Fig. 4 .
Crankshaft Position Sensor	Behind left side of crank pulley. See Fig. 2 .
Crankshaft Position Sensor	Behind left side of crank pulley. See Fig. 4 .
ELC Height Sensor	Near right rear strut tower or above right rear suspension arm.
Knock Sensor	On lower right side of engine, near oil filter. See Fig. 2 & Fig. 4 .
Low Coolant Sensor	On right side of radiator.
Low Oil Level Sensor	In oil pan, near starter.
Manifold Air Temp. (MAT) Sensor	In air intake duct, on left side of engine compartment. See Fig. 2 & 4.
Mass Airflow (MAF) Sensor	In throttle body assembly. See Fig. 2 & Fig. 4 .
Oil Press. Sending Unit/Switch
VIN L	On lower right front of engine, on oil filter adapter housing.
VIN 1	On lower right rear of engine.
Sunload Sensor	Under top left of dash.
Throttle Position Sensor (TPS)	On throttle body assembly. See Fig. 2 & Fig. 4 .
Vehicle Speed Sensor (VSS)
VIN L	On lower right front of engine, below oil filter. See Fig. 2 .
VIN 1	On lower right of engine. See Fig. 4 .

Buick LeSabre Limited 1992 - MOTORS

Buick LeSabre Limited 1992 MOTORS LOCATION

Component	Location
ABS Pump Motor	On bottom of master cylinder assembly.
Blower Motor	Near center of firewall, in engine compartment.
Elec. Level Control Compressor	On left inner fender panel, behind headlights.
Fuel Door Lock Motor	On left side of luggage compartment, above wheel housing.
Idle Air Control (IAC) Motor	On throttle body assembly. See Fig. 2 & 4.
Power Antenna Motor	On right side of luggage compartment.
Power Door Lock Motor	In rear of each door.
Power Seat Motors	Below front portion of front seats.
Power Seat Recliner Motor	In seat bottom frame.
Power Window Motors	In lower center of each door.
Sun Roof Motor	On center rear of sun roof.
Windshield Wiper Motor	At left rear corner of engine compartment.

Buick LeSabre Limited 1992 - SOLENOIDS & SOLENOID VALVES

Buick LeSabre Limited 1992 SOLENOIDS & SOLENOID VALVES LOCATION

Component	Location
Canister Purge Solenoid	On vapor canister, on left front corner of engine compartment. See Fig. 2 .
Canister Purge Solenoid	On vapor canister, on left front corner of engine compartment. See Fig. 4 .
Boost Control Solenoid (VIN 1)	On top rear left of engine. See Fig. 4 .
Elec. Level Control Inflator Solenoid	In right front corner of luggage compartment.
Electronic Power Steering Sol. (VIN 1)	On lower right rear of engine.
EGR Solenoid	On top left rear of engine. See Fig. 4 .
Fuel Door Release Solenoid	In left side of luggage compartment, near fuel door.
Luggage Compartment Lid Release Solenoid	Under side of luggage compartment lid, near latch.
Power Seat Solenoid	Under each front seat.
Shift Interlock Solenoid
Column Shifter	On underside of steering column, near mounting bracket.
Console Shifter	Under center console, behind shift lever base.

Buick LeSabre Limited 1992 - SWITCHES

Buick LeSabre Limited 1992 SWITCHES LOCATION

Component	Location
A/C Pressure Cycling Switch	On A/C accumulator. See Fig. 1 .
A/C Pressure Switch	On A/C line, behind A/C compressor. See Fig. 2 .
A/C Pressure Switch	On A/C line, behind A/C compressor. See Fig. 4 .
Brake Fluid Level Switch	In master cylinder fluid reservoir.
Brake/Cruise/Shift Interlock Switch	On brake pedal support.
Parking Brake Switch	On top of parking brake pedal assembly.
Power Steering Pressure Switch	On power steering rack.
Transaxle Fluid Temp. Switch	Inside transaxle assembly.
Transaxle Position Switch	On top left side of transaxle. See Fig. 2 .
Transaxle Position Switch	On top left side of transaxle. See Fig. 4 .
Washer Fluid Level Switch	In washer fluid reservoir.

Buick LeSabre Limited 1992 - MISCELLANEOUS

Buick LeSabre Limited 1992 MISCELLANEOUS LOCATION

Component	Location
ABS Diode	In wiring harness to Electronic Brake Control Module.
A/C Compressor Clutch Diode	On wiring harness, near A/C compressor.
Blower Motor Resistors	On right side of engine compartment, in blower housing.
Brake Warning Diode	On wiring harness, behind center of dash.
ALDL Diagnostic Connector	Under left side of dash, to right of steering column. See Fig. 2 .
ALDL Diagnostic Connector	Under left side of dash, to right of steering column. See Fig. 4 .
Cooling Fan Resistors	On fan support frame, behind radiator.
DRL Resistor	On left front inner fender panel.
Fuel Pump Prime/Test Connector	Taped to wiring harness, on right front of engine compartment. See Fig. 2 & 4.
Twilight Sentinel/DRL Photocell	On top left of dash.