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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1990 Buick Lesabre car and truck repair procedures including Buick engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up & drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix your 1990 Buick Lesabre automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 1990 Buick Lesabre

  • 1990 Buick Lesabre 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:C
  • 1990 Buick Lesabre Custom 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:C
  • 1990 Buick Lesabre Estate Wagon 5.0 V8 GAS, CID:307, Carburetor, Aspiration:307, Engine VIN:, Desg:Y
  • 1990 Buick Lesabre Limited 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:C

WIRING DIAGRAMS FOR 1990 Buick Lesabre AUTOMOBILES

OEM drawn wiring diagrams for most 1990 Buick Lesabre cars and light trucks sold in the U.S.

1990 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram1990 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

Components on diagram:
  • Main Relay
  • Electronic Brake Control Module
  • Pump Motor
  • Pressure Switch
  • Brake Hydraulic Unit
  • 1990 Buick Lesabre  3.8 V6 GAS Wiring Diagram1990 Buick Lesabre 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • RH Turn Indicator
  • Speedometer
  • LH Turn Indicator
  • Voltmeter
  • Low Washer Fluid Indicator
  • 1990 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram1990 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Vehicle Speed Sensor
  • Cruise Control Module
  • Electronic Control Module
  • Safety Belt Retractor Release Solenoid Timer
  • 1990 Buick Lesabre  3.8 V6 GAS Wiring Diagram1990 Buick Lesabre 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Vehicle Speed Sensor
  • Throttle Position Sensor
  • Relay Center
  • Coolant Fan Relay
  • Mass Air Flow Sensor
  • 1990 Buick Lesabre Estate Wagon 5.0 V8 GAS Wiring Diagram1990 Buick Lesabre Estate Wagon 5.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Left Front Door Jamb Switch
  • Safety Belt Switch
  • Ignition Key Warning Switch
  • Audio Alarm Module
  • Twilight Sentinel Amplifier
  • 1990 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram1990 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Rear Defogger Relay
  • Horn Relay
  • ELC Relay
  • Bose Relay
  • Fuel Pump Relay
  • 1990 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram1990 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Theft Deterrent Relay
  • Head/Park Light Switch
  • Hazard Flasher
  • Right Turn Indicator
  • Left Turn Indicator
  • 1990 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram1990 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Transaxle Position Switch
  • Left Seat Switch
  • Front Height Motor
  • Forward/Back Motor
  • 1990 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram1990 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Left Recliner Switch
  • Right Recliner Switch
  • 1990 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram1990 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Master Switch
  • Left Front Window Switch
  • Right Front Window Switch
  • Left Rear Window Switch
  • Right Rear Window Switch
  • CLICK HERE TO GET FULL ACCESS TO 1990 Buick Lesabre WIRING DIAGRAMS!

    Shop online for auto body parts, engines, wheels, lights...

    Click here to view more details about 2005 Buick Lesabre Mirror, Passenger Side2005 Buick Lesabre Mirror, Passenger Side.

    Source: Auto Body Parts Store

    $128.47

    Click here to view more details about 1999 Buick Lesabre Headlight, Driver Side1999 Buick Lesabre Headlight, Driver Side, Bulbs included; With corner light; Composite and combination type; DOT and SAE approved; A high quality, OE replacement headlight assembly; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $120.38

    Click here to view more details1990 Buick Lesabre Radiator, Radiator; 30 Core; Without LCI, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $108.50

    Click here to view more details2000 Buick Park Avenue V6, 3.8 L, 231 CID Rebuilt Engine, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $2,075.00

    Click here to view more details2000 Buick Lesabre Used A/C Compressor, 3.8, AUTO, FWD LESABRE, Very Good.

    Source: Used Auto Parts Store

    $132.00

    Click here to view more details2000 Buick Lesabre Used Bumper Bar, Rear, 4DR, White, CUSTOM Without FOAM, Good.

    Source: Used Auto Parts Store

    $88.00
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