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

Components on diagram:
  • Low Speed Coolant Fan Relay
  • Coolant Fan Motor
  • Coolant Temperature Sensor
  • Electronic Control Module
  • A/C Coolant Fan Pressure Switch
  • 1990 Buick Lesabre  3.8 V6 GAS Wiring Diagram1990 Buick Lesabre 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Radio
  • Brake Fluid Level Switch
  • In-Car Temperature Sensor
  • Master Switch Assembly
  • ELC Compressor Assembly
  • 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
  • Light Switch
  • Safety Belt Switch
  • Ignition Key Warning Switch
  • Audio Alarm Module
  • 1990 Buick Lesabre Estate Wagon 5.0 V8 GAS Wiring Diagram1990 Buick Lesabre Estate Wagon 5.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Ignition Switch
  • Service Engine Soon Indicator
  • Electronic Control Module
  • Assembly Line Diagnostic Link Connector
  • Light Driver Module
  • 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 Door Latch Switch
  • Right Door Latch Switch
  • Timer Module
  • Left Lap Retractor
  • Right Shoulder Retractor
  • 1990 Buick Lesabre  3.8 V6 GAS Wiring Diagram1990 Buick Lesabre 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Turn/Hazard Switch
  • Transaxle Position Switch
  • Turn Flasher
  • Right Backup Light
  • Left Backup Light
  • 1990 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram1990 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Theft Deterrent Relay
  • Horn Relay
  • Horn
  • Horn Switch
  • Theft Deterrent Controller
  • 1990 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram1990 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Outside Mirror Control Switch
  • Left Outside Mirror
  • Right Outside Mirror
  • 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 Custom 3.8 V6 GAS Wiring Diagram1990 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Wiper Motor Module
  • Wiper/Washer Switch
  • Washer Motor
  • 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 1996 Buick Lesabre Side Marker, Front, Driver Side1996 Buick Lesabre Side Marker, Front, Driver Side, Bulbs not included; DOT and SAE approved; A high quality, OE replacement side marker light; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $30.07

    Click here to view more details2005 Buick Lesabre Headlight Bulb, Front, Driver And Passenger Side, Low beam; Features high standard engineering and extreme condition testing to ensure quality, dependability, and efficiency; A high quality OE replacement headlight bulb; Replaces part number 1999366; With 1-year or 12,000-mile AC Delco limited warranty..

    Source: Auto Body Parts Store

    $12.27

    Click here to view more details about 2005 Buick Lesabre 16" x 7" Alloy Wheel2005 Buick Lesabre 16" x 7" Alloy Wheel, Alloy Wheel; 16 X 7; 12 Spokes; 5 Lug; 115MM BP; Machined With Silver Vents, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $117.50

    Click here to view more details2007 Buick Rainier L6, 4.2 L, 258 CID Rebuilt Engine, Inline 6 cylinder DOHC 24 Valve, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $2,790.00

    Click here to view more details1993 Buick Lesabre Used A/C Compressor, 3.8, FWD LESABRE, Very Good.

    Source: Used Auto Parts Store

    $132.00

    Click here to view more details2003 Buick Lesabre Used Hub Bearing , Driver Side, L, Rear; SE, Very Good.

    Source: Used Auto Parts Store

    $73.00
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