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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

COMPONENT LOCATION DIAGRAMS FOR 1990 Buick Lesabre AUTOMOBILES

Component location diagrams for most 1990 Buick Lesabre cars and light trucks sold in the U.S. from 1990+.

A/C Compressor Control Relay  Diagram for 1990 Buick Lesabre Estate Wagon 5.0 V8 GASA/C Compressor Control Relay Diagram for 1990 Buick Lesabre Estate Wagon 5.0 V8 GAS

Components on diagram:
  • A/C Compressor Control Relay
  • Connector C436
  • Connector C907
  • Engine Compartment Component Location  Diagram for 1990 Buick Lesabre  3.8 V6 GASEngine Compartment Component Location Diagram for 1990 Buick Lesabre 3.8 V6 GAS

    Components on diagram:
  • Low Speed Coolant Fan Relay
  • Relay Center
  • Oxygen Sensor
  • Blower Relay
  • Mass Air Flow Sensor
  • A/C Components Location   Diagram for 1990 Buick Lesabre  3.8 V6 GASA/C Components Location Diagram for 1990 Buick Lesabre 3.8 V6 GAS

    Components on diagram:
  • Ambient Temperature Sensor
  • Blower Motor
  • Blower Control Module
  • A/C High Pressure Cutout Switch
  • Pressure Cycling Switch
  • A/C Components Location   Diagram for 1990 Buick Lesabre Custom 3.8 V6 GASA/C Components Location Diagram for 1990 Buick Lesabre Custom 3.8 V6 GAS

    Components on diagram:
  • A/C Defrost Valve Vacuum Actuator
  • Outside Air Valve Vacuum Actuator
  • Mode Valve Vacuum Actuator
  • Slave Valve Vacuum Actuator
  • Connector C203
  • Coolant Fans Components Location  Diagram for 1990 Buick Lesabre  3.8 V6 GASCoolant Fans Components Location Diagram for 1990 Buick Lesabre 3.8 V6 GAS

    Components on diagram:
  • Low Speed Coolant Fan Relay
  • High Speed Coolant Fan Relay
  • Coolant Temperature Sensor
  • Auxiliary Coolant Fan
  • A/C Coolant Fan Pressure Switch
  • Cruise Control Components Location   Diagram for 1990 Buick Lesabre Custom 3.8 V6 GASCruise Control Components Location Diagram for 1990 Buick Lesabre Custom 3.8 V6 GAS

    Components on diagram:
  • Cruise Control Module
  • Electronic Control Module
  • Cruise Control Vacuum Release Valve
  • Splice S237
  • Sequential Fuel Injection Components Location  Diagram for 1990 Buick Lesabre Limited 3.8 V6 GASSequential Fuel Injection Components Location Diagram for 1990 Buick Lesabre Limited 3.8 V6 GAS

    Components on diagram:
  • Fuel Tank Unit
  • Fuel Pump
  • Fuel Pump Relay
  • TCC Brake Switch
  • Assembly Line Diagnostic Link
  • Headlamps Components Location  Diagram for 1990 Buick Lesabre Limited 3.8 V6 GASHeadlamps Components Location Diagram for 1990 Buick Lesabre Limited 3.8 V6 GAS

    Components on diagram:
  • Ignition Switch
  • Headlamp Dimmer Switch
  • Inline Fuse A
  • Splice S209
  • Splice S245
  • Lumbar Support Components Location Diagram for 1990 Buick Lesabre  3.8 V6 GASLumbar Support Components Location Diagram for 1990 Buick Lesabre 3.8 V6 GAS

    Components on diagram:
  • Seat Control Module
  • Lumbar Control Module
  • Seat
  • Seat Recliner Motor
  • Seat Air Pump Assembly
  • Vehicle Speed Sensor  Components Location  Diagram for 1990 Buick Lesabre Custom 3.8 V6 GASVehicle Speed Sensor Components Location Diagram for 1990 Buick Lesabre Custom 3.8 V6 GAS

    Components on diagram:
  • Cruise Control Module
  • Seat Belt Retractor
  • Safety Belt Retractor Module
  • CLICK HERE TO GET FULL ACCESS TO 1990 Buick Lesabre PARTS/COMPONENTS LOCATION DIAGRAMS!

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

    Click here to view more details about 2005 Buick Lesabre Bumper Cover, Front2005 Buick Lesabre Bumper Cover, Front.

    Source: Auto Body Parts Store

    $309.75

    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 details1990 Buick Lesabre Radiator, Radiator; 30 Core; Without LCI, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $108.50

    Click here to view more details1979 Buick Opel L4, 1.8 L, 1816 CC Rebuilt Engine, Luv G180 series with mechanical fuel pump., Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,615.00

    Click here to view more details1997 Buick Lesabre Used Ignition Switch W/Key, w/opt WA2, Very Good.

    Source: Used Auto Parts Store

    $69.00

    Click here to view more details2003 Buick Lesabre Used Air Flow Meter/Sensor, 3.8, AUTO, FWD (6-231, 3.8L), Very Good.

    Source: Used Auto Parts Store

    $107.00
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