All Wiring Diagrams for Buick Park Avenue Ultra 1991

COOLING FAN

Cooling Fan Wiring Diagram for Buick Park Avenue Ultra 1991

List of elements for Cooling Fan Wiring Diagram for Buick Park Avenue Ultra 1991:

• A/c on in
• Air conditioning system
• B11
• Coolant fan request
• Coolant fan resistor 1 (front of engine compt)
• Coolant fan resistor 2 (front of engine compt)
• D11
• D13
• D14
• Data link connector
• Diagnostic test
• Engine coolant temperature sensor (left side
• Fuse 10a
• Fuse 40a
• G100 (left front of engine compt)
• Hi speed relay ctrl
• High speed coolant fan relay (center rear of engine compartment)
• Hot at all times
• Hot in run
• I/p fuse block
• Left coolant fan motor
• Left underhood fuse block
• Lo speed relay ctrl
• Low speed coolant fan relay (center rear of engine compartment)
• Nca
• Of engine)
• Powertrain control module (behind right side of i/p)
• Red
• Right coolant fan motor
• Sensor gnd
• Temp sensor in
• Vehicle speed sensor
• Vss gnd
• Vss in

DEFOGGERS

Heated Windshield Wiring Diagram for Buick Park Avenue Ultra 1991

List of elements for Heated Windshield Wiring Diagram for Buick Park Avenue Ultra 1991:

• (forward of right front wheelhouse) heated windshield power module
• (lesabre)
• (park ave)
• 15a
• 3 phase a\c input
• 3 phase transformer and rectifier
• 350 (or 50)
• Aldl
• All except 1991 park avenue
• Bat
• C1 a
• C1 b
• Crack det
• Crack detection
• Dc output
• Dim/ twilight sentinel control
• Except 1991 park ave w/ electronic a/c
• F c1
• Fir
• Fuse 10a
• Fuse 20a
• Fuse 25a
• G119 (top right front of eng)
• G200 (left kick panel)
• Generator
• Gnd
• Heated windshield
• Heated windshield control module (right side of i/p, top of right kick panel)
• Heated windshield control switch
• Hot at all times
• Hot in run
• I/p fuse block
• Ign bat
• Nca
• On ind
• On req
• P/n pos
• Park ave w/ electronic a/c
• Powertrain control module (top of right kick panel)
• Red
• Right underhood fuse block
• Rly ctrl
• Sens ref
• Transaxle position switch (on transaxle)

Rear Defogger & Heated Mirrors Wiring Diagram for Buick Park Avenue Ultra 1991

List of elements for Rear Defogger & Heated Mirrors Wiring Diagram for Buick Park Avenue Ultra 1991:

• ('91 park ave w/ dual a/c)
• (others)
• All except lesabre
• Circuit breaker 4 30a
• D5 (1991) (1992-93)
• Dual a/c (cj2)
• Electronic a/c (c67)
• F c3
• Fuse 1 10a
• Fuse 17 25a
• Fuse 18 15a
• Fuse block (left side of i/p)
• G200 (left kick panel)
• G203 (right kick panel)
• Heater
• Heater & a/c control assembly
• Hot at all times
• Hot in run
• Hvac programmer
• J/c c305 (below right side of right front seat)
• J/c c327 (below left side of left front seat)
• Left outside mirror
• Nca
• Rear defogger
• Rear defogger relay (relay center)
• Relay center (right side of i/p)
• Right outside mirror
• Tan

HORN

Horn Wiring Diagram for Buick Park Avenue Ultra 1991

List of elements for Horn Wiring Diagram for Buick Park Avenue Ultra 1991:

• 25a
• Fuse 4
• G100 (front of left front fender)
• G101 (front of right front fender)
• Horn relay (right side of safety wall)
• Horn switch
• Hot at all times
• Left horn (left side of engine compt)
• Of i/p)
• Relay center (right side of i/p)
• Remote accessory control module (right side
• Right horn (right side of engine compt)
• Slip ring
• Steering wheel
• With four note horns only

MEMORY SYSTEMS

Memory System Wiring Diagrams (1 of 2) for Buick Park Avenue Ultra 1991

List of elements for Memory System Wiring Diagrams (1 of 2) for Buick Park Avenue Ultra 1991:

• (under left front seat) memory seat/memory mirror control module
• 15a
• Battery
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• Circuit breaker 30a
• D10
• D11
• D12
• D13
• D14
• D15
• D16
• Diagnostic connector (below left front seat, taped to body main harness)
• Diagnostic test
• Easy exit switch
• Entire seat back
• Entire seat back in
• Entire seat down
• Entire seat forward
• Entire seat fwd in
• Entire seat up
• Forward/back control
• Forward/back motor transmission (below left front seat)
• Front height control
• Front height down
• Front height down in
• Front height motor (below left front seat)
• Front height motor position sensor
• Front height motor transmission (below left front seat)
• Front height up
• Front height up in
• Frt height mtr pos in
• Fuse 10 20a
• Fuse 15
• Fuse 6 15a
• Fwd/back motor (below left front seat)
• Fwd/back motor position sensor
• Fwd/back mtr pos in
• G200 (left kick panel)
• Ground
• Hot at all times
• Hot in run and during retained accessroy pwr
• Hot in run, bulb test or start
• I/p fuse block (left side of i/p)
• Ignition in
• Left mirror down in
• Left mirror right in
• Left seat switch
• Left-right motor cntr
• Left-right position in
• Memory 1 in
• Memory 2 in
• Memory select switch
• Mirror left in
• Mirror up in
• Nca
• Park in
• Park/neutral position switch (left rear of engine, left side of transaxle)
• Position sensor return
• Position sensors in
• Rear height control
• Rear height down
• Rear height down in
• Rear height motor (below left front seat)
• Rear height motor position sensor
• Rear height motor transmission (below left front seat)
• Rear height up
• Rear height up in
• Right mirror down in
• Right mirror right in
• Rr height mtr pos in
• Set memory in
• Set memory switch
• Solid state
• Tan
• Up-down motor cntr
• Up-down position in

Memory System Wiring Diagrams (2 of 2) for Buick Park Avenue Ultra 1991

List of elements for Memory System Wiring Diagrams (2 of 2) for Buick Park Avenue Ultra 1991:

• G200 (left kick panel)
• Left outside mirror
• Left- right motor
• Mirror down switch
• Mirror left switch
• Mirror position sensors
• Mirror right switch
• Mirror select switch
• Mirror up switch
• Nca
• Outside mirror control switch
• Right outside mirror
• Tan
• Up- down motor

POWER ANTENNA

Power Antenna Wiring Diagram for Buick Park Avenue Ultra 1991

List of elements for Power Antenna Wiring Diagram for Buick Park Avenue Ultra 1991:

• 10a
• 1995 vftc c
• 20a
• Antenna coax lead
• Antenna mast
• Antenna motor
• Antenna relay (right rear wheelhouse)
• Bose relay
• Down
• Down switch
• Fuse 11
• Fuse 24
• Fuse block
• G203 (at right shroud)
• Hot at all times
• Hot in run, accy, 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 Lock Wiring Diagram, with Keyless Entry for Buick Park Avenue Ultra 1991

List of elements for Power Door Lock Wiring Diagram, with Keyless Entry for Buick Park Avenue Ultra 1991:

• (behind right side of i/p)
• (behind right side of i/p, above sound insulator) relay center
• (buick) (pontiac)
• (except park ave) (park ave)
• 15a
• 20a
• 30a
• 40a
• Battery
• Circuit breaker 4
• Data link connector (below left side of i/p)
• Door lock relay assembly (behind right side of i/p)
• Door open input
• Except
• Except pontiac
• Except pontiac w/ anti-theft and park ave
• Fuse
• Fuse 20a 25a
• G200 (left kick panel)
• G201 (under right end of i/p)
• G203 (middle of right shroud)
• G402 (left side of luggage compt behind wheelhouse)
• Ground
• Hot at all times
• Hot in run, bulb test or start
• Hot in run, bulb test or start & with rap energized
• I/p fuse block
• Ignition
• Interior lamps relay control
• Interior lights system
• J/c c305 j/c c332 (right front door sill)
• Left front door isolation relay
• Left front door lock assembly
• Left front door lock motor
• Left front door lock switch
• Left rear door latch assembly
• Left rear door lock motor
• Lh underhood fuse block
• Lock
• Lock output
• Lock relay
• Luggage compartment lid release actuator (center rear of luggage compt lid, near latch)
• Luggage compartment lid release relay
• Luggage compt lid release relay
• Nca
• Park ave only
• Park input
• Park/ neutral position switch
• Pnk
• Pontiac w/ anti-theft and park ave
• Program input
• Red
• Relay center
• Relay center (behind right side of i/p)
• Remote accessory control module (behind right side of i/p, near relay center)
• Right front door lock assembly
• Right front door lock motor
• Right front door lock switch
• Right rear door latch assembly
• Right rear door lock motor
• Tan
• Theft deterrent fuse 15a
• Unlock
• Unlock output
• Unlock relay
• W/o theft deterrent
• W/theft deterrent

Power Door Lock Wiring Diagram, without Keyless Entry for Buick Park Avenue Ultra 1991

List of elements for Power Door Lock Wiring Diagram, without Keyless Entry for Buick Park Avenue Ultra 1991:

• (buick) (pontiac)
• Circuit breaker 4 30a
• Door lock relay assembly (behind right side of i/p)
• Except
• Fuse 15a
• G201 (under right end of i/p)
• Hot at all times
• I/p fuse block (left side of i/p)
• J/c c204 (right front door) sill)
• J/c c305 j/c c332 (right front door sill)
• Left front door lock motor
• Left front door lock switch
• Left rear door lock motor
• Lock
• Lock relay
• Relay center (right side of i/p)
• Right front door lock motor
• Right front door lock switch
• Right rear door lock motor
• Tan
• Un- lock
• Unlock relay

POWER MIRRORS

Power Mirror Wiring Diagram for Buick Park Avenue Ultra 1991

List of elements for Power Mirror Wiring Diagram for Buick Park Avenue Ultra 1991:

• (buick)
• (buick) (olds)
• (left kick panel)
• (olds)
• (w/ rap)
• (w/o rap)
• Ambient light sensor (winshield side)
• Automatic day/night mirror
• Down
• Drive unit
• Except 1992 buick lesabre
• Fuse 10 fuse 2 20a
• Fuse 15 15a
• Fuse 15a
• G200
• G200 (left kick- panel)
• Ground
• Headlamp sensor (mirror side)
• Hot at all times i/p fuse block
• Hot in run, bulb test and start hot in run and during rap
• Hot in run, bulb test or start
• I/p fuse block
• Indicator control
• J/c c340 j/c c327 (below left front door sill)
• Left
• Left outside mirror
• Left/ right mirror motor
• Max
• Min
• Mirror position switch
• Mirror selector
• Mirror switch
• Nca
• Off
• On indicator
• Outside mirror control switch
• Reset to daytime high reflectivity in reverse
• Right
• Right outside mirror
• Sensitivity settings
• Transaxle position switch (on left side of transaxle)
• Up/down mirror motor
• Up/dwn mirror motor

POWER SEATS

6-Way Power Seat Wiring Diagram for Buick Park Avenue Ultra 1991

List of elements for 6-Way Power Seat Wiring Diagram for Buick Park Avenue Ultra 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 c204 (right front door sill)
• Left seat switch
• Rear height
• Rear height motor
• Right seat switch
• Tan

Recliner Wiring Diagram for Buick Park Avenue Ultra 1991

List of elements for Recliner Wiring Diagram for Buick Park Avenue Ultra 1991:

• 30a
• Circuit breaker 4
• Fuse block
• Fwd
• G200 (left kick panel)
• G203 (right kick panel)
• Hot at all times
• J/c c305 (right front door sill)
• J/c c327 (left front door sill)
• Left recliner switch
• Left seat recliner capacitor
• Left seat recliner motor
• Nca
• Recline
• Right recliner switch
• Right seat recliner capacitor
• Right seat recliner motor

POWER WINDOWS

Power Window Wiring Diagram for Buick Park Avenue Ultra 1991

List of elements for Power Window Wiring Diagram for Buick Park Avenue Ultra 1991:

• Battery input
• C327
• Circuit breaker 3 30a
• Current sense input
• Down input
• Express down window module (center of left front door)
• G200 (left kick panel)
• Hot in run & during retained accessory power
• I/p fuse block
• Left front window
• Left front window motor
• Left rear window
• Left rear window motor
• Left rear window switch
• Master switch assembly
• Pnk
• Relay
• Relay control switch
• Right front window
• Right front window motor
• Right front window switch
• Right rear window
• Right rear window motor
• Right rear window switch
• Solid state
• Tan
• Timer & control unit
• Up input

RADIO

Radio Wiring Diagrams, with Delco Bose for Buick Park Avenue Ultra 1991

List of elements for Radio Wiring Diagrams, with Delco Bose for Buick Park Avenue Ultra 1991:

• (top of right shroud) g203
• A/c system
• Antenna
• Antenna input
• Battery pwr input
• Bose relay
• Coaxial cable
• Display dim output
• Engine controls system
• Fuse 11 15a
• Fuse 24 10a
• Fuse 5 20a
• G200 (top of left shroud)
• Ground
• Hot at all times
• Hot in acc, run or w/ rap energized
• I/p fuse block
• Interior lights system
• Left front amplifier speaker unit
• Left rear amplifier speaker unit
• Lights on input
• Lt front spkr (+)
• Lt rear spkr (+)
• Nca
• On output
• Panel light
• Pnk
• Power antenna
• Power input
• Radio
• Red
• Relay center (behind right side of i/p)
• Right front amplifier speaker unit
• Right rear amplifier speaker unit
• Right underhood fuse block
• Rt front spkr (+)
• Rt rear spkr (+)
• Rt/lt front spkr (-)
• Rt/lt rear spkr (-)
• Shield ground
• Tan
• Vehicle speed input

Radio Wiring Diagrams, without Delco Bose for Buick Park Avenue Ultra 1991

List of elements for Radio Wiring Diagrams, without Delco Bose for Buick Park Avenue Ultra 1991:

• (w/uq8)
• (w/uw6)
• Antenna
• Battery power
• C 1995 vftc
• Coaxial cable
• Display dim output
• Display dim signal
• Engine controls system
• Fuse 11 15a
• Fuse 24 10a
• Fuse block (left side of i/p)
• G200 (left kick panel)
• Ground
• Heater and a/c control assembly
• Hot at all times
• Hot in acc, run or w/ rap energized
• Ignition input
• Interior lights system
• Left front +
• Left front -
• Left front speaker
• Left lower front door speaker (w/uw6)
• Left rear +
• Left rear -
• Left rear speaker
• Left upper front door speaker
• Panel lights
• Pnk
• Power antena
• Power antenna
• Radio
• Right front +
• Right front -
• Right front speaker
• Right lower front door speaker (w/uw6)
• Right rear +
• Right rear -
• Right rear speaker
• Right upper front door speaker (w/uw6)
• Tan
• Vehicle speed input

STARTING/CHARGING

Charging Wiring Diagram for Buick Park Avenue Ultra 1991

List of elements for Charging Wiring Diagram for Buick Park Avenue Ultra 1991:

• 'volts' indicator
• (gages) a1 a9 (indicators)
• (gages) b10 b1
• (indicators)
• Alternator
• Bat
• Battery
• Bulb test or start
• Fuse 15a
• G120 (right side of engine)
• Gages
• Hot in run,
• Hot in run, bulb test or start
• I/p fuse block (left side of
• I/p, behind trim panel)
• Indicator
• Instrument cluster
• Relay center (behind right side of i/p, above right shroud)
• Volts led

Starting Wiring Diagram for Buick Park Avenue Ultra 1991

List of elements for Starting Wiring Diagram for Buick Park Avenue Ultra 1991:

• A3 a4
• Accy
• Battery
• Bulb test
• Fuse 10a
• Fuse 60a
• G120 (right side of engine)
• Ignition switch
• Lock
• Nca
• Off
• Park avenue lesabre
• Pass key decoder module (right side of dash)
• Pnk
• Power distribution system
• Power distribution system (park avenue)
• Red
• Relay center (right side of dash)
• Right underhood fuse block
• Run
• Start
• Starter enable relay control
• Starter interrupt relay (behind center of dash)
• Starter motor
• Starter solenoid
• Transaxle position switch (left rear of engine compartment)

TRUNK, TAILGATE, FUEL DOOR

Trunk Pull-Down Wiring Diagram for Buick Park Avenue Ultra 1991

List of elements for Trunk Pull-Down Wiring Diagram for Buick Park Avenue Ultra 1991:

• 1995 vftc c
• 25a
• 40a
• Fuse
• Fuse 15a
• Fuse 4
• G404 (left rear of trunk)
• Hot at all times
• Hot in run, bulb test or start
• I/p fuse block
• Information center
• Latched
• Pull-down unit
• Red
• Relay center (right side
• Right underhood fuse block
• Striker fully extended
• Striker fully pulled down
• Trunk ajar indicator
• Unlatched

Trunk & Fuel Door Release Wiring Diagram for Buick Park Avenue Ultra 1991

List of elements for Trunk & Fuel Door Release Wiring Diagram for Buick Park Avenue Ultra 1991:

• Door locks system
• Fuel door release solenoid
• Fuel door release switch
• Fuel door/ luggage compartment lid release switch assembly
• Fuse 10 20a
• G200 (left kick panel)
• Hot in run and w/ rap energized
• I/p fuse block
• Interior lights system
• Luggage compartment lid release solenoid
• Luggage compartment lid release switch
• Nca
• Pnk
• Transaxle position switch
• Valet switch

WIPER/WASHER

Interval Wiper/Washer Wiring Diagram for Buick Park Avenue Ultra 1991

List of elements for Interval Wiper/Washer Wiring Diagram for Buick Park Avenue Ultra 1991:

• (front of left front fender) g100
• Cover assembly
• Fuse 25 25a
• Fuse block
• G119 (right front of engine)
• Hot in accy, run of during rap
• Instrument cluster
• Mechanical arm
• Mist
• Nca
• Nca e9
• Off
• Park switch
• Pnk
• Pnk f
• Pulse
• Pulse delay
• Red
• Timer
• Washer fluid level switch
• Washer fluid low indicator
• Washer pump motor
• Washer switch
• Wiper motor module
• Wiper switch
• Wiper/ washer switch