All Wiring Diagrams for Buick LeSabre 1991

COOLING FAN

Cooling Fan Wiring Diagram for Buick LeSabre 1991

List of elements for Cooling Fan Wiring Diagram for Buick LeSabre 1991:

• (behind right side of i/p) powertrain control module
• A/c coolant fan pressure switch (right rear of radiator)
• A/c on in
• Air conditioning system
• Auxiliary coolant fan motor
• Auxiliary coolant fan relay (left side of engine compt)
• B10
• Coolant fan motor
• Coolant fan resistor (front of engine compt)
• Data link connector
• Diagnostic test
• Engine coolant temperature sensor (left side
• Fuse 40a
• Fuse 5a
• G100 (left front of engine compt)
• G201 (right side of i/p)
• Hi speed and aux relay ctrl
• High speed coolant fan relay (left side of engine compt)
• Hot at all times
• Hot in run
• I/p fuse block
• Left underhood fuse block
• Lo speed relay ctrl
• Low speed coolant fan relay (left side of engine compt)
• Nca
• Of engine)
• Red
• Sensor gnd
• Temp sensor in
• Vehicle speed sensor
• Vss gnd
• Vss in
• W/ heavy duty cooling system

DEFOGGERS

Rear Defogger & Heated Mirrors Wiring Diagram for Buick LeSabre 1991

List of elements for Rear Defogger & Heated Mirrors Wiring Diagram for Buick LeSabre 1991:

• (1990) (1991)
• (1991) (1990)
• Circuit breaker 24 circuit breaker 23 30a
• Electra/ park avenue w/ heated mirror
• Electra/park avenue
• Electronic a/c
• Fuse 3 7.5a
• Fuse 7 25a
• Fuse block (left side of i/p)
• G200 (left kick panel)
• Heater & a/c control assembly
• Hot at all times
• Hot in run
• J/c c323 (below left side of left front seat)
• J/c c327 (below left side of left front seat)
• Left heated mirror
• Lesabre
• Manual a/c
• Nca
• Off
• Rear defogger
• Rear defogger capacitor
• Rear defogger capacitor (lesabre only)
• Rear defogger control
• Rear defogger relay (relay center)
• Relay center (right side of i/p)
• Tan
• Timer relay

HORN

Horn Wiring Diagram for Buick LeSabre 1991

List of elements for Horn Wiring Diagram for Buick LeSabre 1991:

• 20a
• 60a
• Cancel cam assembly
• Fuse 11
• Fuse 7
• Horn relay
• Horn switch
• Hot at all times
• I/p fuse block (left side of i/p)
• Left horn (left side of engine compt)
• Red
• Relay center (right side of i/p)
• Right horn (right side of engine compt)
• Right underhood fuse block (center rear of engine compt)
• Slip ring
• Spring loaded contact
• Steering wheel
• Turn/hazard switch assembly

POWER ANTENNA

Power Antenna Wiring Diagram for Buick LeSabre 1991

List of elements for Power Antenna Wiring Diagram for Buick LeSabre 1991:

• 10a
• 20a
• Antenna coax lead
• Antenna mast
• Antenna motor
• Antenna relay (right rear wheelhouse)
• Down
• Down switch
• Fuse 11
• Fuse 4
• Fuse block (left side of i/p, behind access door)
• G200 (at left shroud)
• G203 (at right shroud)
• Hot at all times
• Hot in run, acc, or during retained accy power
• Nca
• Off
• Pnk
• Radio
• Relay center (w/ delco bose only) (right side of i/p, at right shroud)
• Up switch

POWER DOOR LOCKS

Power Door Locks Wiring Diagram for Buick LeSabre 1991

List of elements for Power Door Locks Wiring Diagram for Buick LeSabre 1991:

• (1990) (1991)
• (buick) (pontiac)
• 4 door only
• Circuit breaker 30a
• Door lock relay assembly (behind right side of i/p)
• Except pontiac
• Fuse 20a
• Fuse block (left side of i/p)
• G201 (under right end of i/p)
• Hot at all times
• J/c c305 j/c c330 (right front door sill)
• J/c c308 j/c c328 (right front door sill)
• J/c c326 j/c c307 (left front door sill)
• J/c c336 j/c c308 (right front door sill)
• Keyless entry module
• Left front door lock motor
• Left front door lock switch
• Left rear door lock motor
• Lock
• Lock relay
• Right front door lock motor
• Right front door lock switch
• Right rear door lock motor
• Tan
• Un- lock
• Unlock relay
• W/ rke
• W/o rke

POWER MIRRORS

Power Mirror Wiring Diagram for Buick LeSabre 1991

List of elements for Power Mirror Wiring Diagram for Buick LeSabre 1991:

• (cadiliac) (buick, olds)
• (left kick panel)
• (right kick panel)
• A nca
• Ambient light sensor (winshield side)
• Automatic day/ night mirror
• Down
• Except 1991 buick lesabre, & olds eighty- eight
• Fuse 15 20a
• Fuse 16 20a
• Fuse 19 20a 15a
• Fuse block
• G200
• G203
• Ground
• Headlamp sensor (mirror side)
• Hot at all times
• Hot in run, bulb test or start
• Left
• Left outside mirror
• Left/ right mirror motor
• Max
• Min
• Mirror position switch
• Mirror select switch
• Mirror switch
• Nca
• Nca b
• Nca d
• Nca h
• Off
• Outside mirror control switch
• Reset to daytime high reflectivity in reverse
• Right
• Right outside mirror
• Transaxle position switch (top of transaxle)
• Up/down m mirror motor

POWER SEATS

6-Way Power Seat Wiring Diagram for Buick LeSabre 1991

List of elements for 6-Way Power Seat Wiring Diagram for Buick LeSabre 1991:

• (1990) (1991)
• Back
• C 1995 vftc
• Circuit breaker 30a
• Down
• Entire seat
• For- ward
• Forward/ back motor
• Front height
• Front height motor
• Fuse block
• G200 (left kick panel)
• G203 (right kick panel)
• Hot at all times
• J/c c308 (right front door sill)
• Left seat switch
• Rear height
• Rear height motor
• Right seat switch
• Tan

Recliner Wiring Diagram for Buick LeSabre 1991

List of elements for Recliner Wiring Diagram for Buick LeSabre 1991:

• (1990)
• (1991)
• 30a
• Circuit breaker
• Fuse block
• Fwd
• G203 (right kick panel)
• Hot at all times
• J/c c305 (on right front door sill)
• J/c c308 (on right front door sill)
• Recline
• Right recliner switch
• Right seat recliner capacitor
• Right seat recliner motor

POWER WINDOWS

Power Window Wiring Diagram, 2 Door for Buick LeSabre 1991

List of elements for Power Window Wiring Diagram, 2 Door for Buick LeSabre 1991:

• (1990) (1991)
• (left side of i/p) g202
• C323
• Circuit breaker 23 circuit breaker 24 30a
• Hot in run
• I/p fuse block
• Left front window
• Left front window motor
• Master switch assembly
• Nca f
• Pnk
• Right front window
• Right front window motor
• Right front window switch
• Tan

Power Window Wiring Diagram, 4 Door for Buick LeSabre 1991

List of elements for Power Window Wiring Diagram, 4 Door for Buick LeSabre 1991:

• (1990 electra, park avenue & lesabre) (1991 lesabre)
• (left side of i/p) g202
• 1990 electra & park avenue models
• 1990 electra & park avenue w/sunroof &/or power seats
• All other models
• C323
• Circuit breaker 23 circuit breaker 24 30a
• Electra & park avenue
• Hot in run
• I/p fuse block
• Left front window
• Left front window motor
• Left rear window
• Left rear window motor
• Left rear window switch
• Lesabre
• Master switch assembly
• Pnk
• Power seats system
• Power tops system
• Right front window
• Right front window motor
• Right front window switch
• Right rear window
• Right rear window motor
• Right rear window switch
• Tan

RADIO

Radio Wiring Diagrams for Buick LeSabre 1991

List of elements for Radio Wiring Diagrams for Buick LeSabre 1991:

• Antenna
• Battery power
• C 1995 vftc
• Coaxial cable
• Data signal
• Display dim output
• Display dim signal
• Fuse 11 20a
• Fuse 4 10a
• Fuse block (left side of i/p)
• G200 (left kick panel)
• Ground
• Heater and a/c control assembly (electronic a/c only)
• Hot at all times
• Hot in acc or run
• Ignition input
• Interior lights system
• Left front +
• Left front -
• Left front door speaker
• Left front speaker
• Left rear +
• Left rear -
• Left rear speaker
• Panel lights
• Pnk
• Power antena
• Power antenna
• Radio
• Right front +
• Right front -
• Right front door speaker
• Right front speaker
• Right rear +
• Right rear -
• Right rear speaker
• Tan

STARTING/CHARGING

Charging Wiring Diagram for Buick LeSabre 1991

List of elements for Charging Wiring Diagram for Buick LeSabre 1991:

• (buick-all, olds-1990)
• (olds 1991- 92)
• Alternator
• Bat
• Battery
• Bulb test or start
• Fuse 15a
• Fuse 20a
• Fuse 20a
• Fuse block (left side of
• G107 (oldsmobile) (right front corner of engine compartment, above horn)
• G119 (oldsmobile) (right front of engine, on end of cylinder head)
• G120 (buick) (right side of engine)
• Hot in run,
• Hot in run, bulb test or start
• I/p, behind trim panel)
• Instrument cluster
• Oldsmobile
• Relay center (behind right side of i/p, above right shroud)
• Volts indicator
• Warning systems (w/ reminder package) (oldsmobile)

Starting Wiring Diagram for Buick LeSabre 1991

List of elements for Starting Wiring Diagram for Buick LeSabre 1991:

• Accy
• Battery
• Bulb test
• Fuse 60a
• G120 (right side of engine)
• Ignition switch
• Left underhood fuse block
• Lock
• Off
• Red
• Run
• Start
• Starter motor
• Starter solenoid
• Transaxle position switch (rear of engine, left side of transaxle)

TRUNK, TAILGATE, FUEL DOOR

Trunk Release Wiring Diagram for Buick LeSabre 1991

List of elements for Trunk Release Wiring Diagram for Buick LeSabre 1991:

• 20a
• Fuse 20
• Fuse block (mounted in left side of i/p, behind trim panel)
• Hot in run, bulb test or start
• Luggage compartment release solenoid
• Luggage compartment release switch

WIPER/WASHER

2-Speed Wiper/Washer Wiring Diagram for Buick LeSabre 1991

List of elements for 2-Speed Wiper/Washer Wiring Diagram for Buick LeSabre 1991:

• Cover assembly
• Fuse 5 25a
• Fuse block
• G100 (front of left front fender)
• Hot in accy or run
• Mechanical arm
• Mist
• Nca
• Off
• Park switch
• Pnk
• Red
• Washer pump motor
• Washer switch
• Wiper motor module
• Wiper switch
• Wiper/ washer switch

Interval Wiper/Washer Wiring Diagram for Buick LeSabre 1991

List of elements for Interval Wiper/Washer Wiring Diagram for Buick LeSabre 1991:

• (1991)
• (1992-93)
• (front of left front fender) g100
• Cover assembly
• Fuse 5 fuse 25 25a
• Fuse block
• Hot in accy or run
• Mechanical arm
• Mist
• Nca
• Nca e9
• Off
• Park switch
• Pnk
• Pulse
• Pulse delay
• Red
• Timer
• Washer pump motor
• Washer switch
• Wiper motor module
• Wiper switch
• Wiper/ washer switch