Auto Parts Search


      Over 40 million used auto parts online. Shop online for auto and truck parts and save up to 75%

Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!
Help me findSearch
Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 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 2003 Buick Lesabre automobile. Try the Automotix DIY solution today!
DIY REPAIR SAMPLES > CONTINUE EXPLORING >

We have info for following modifications of 2003 Buick Lesabre

  • 2003 Buick Lesabre Custom 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:K
  • 2003 Buick Lesabre Limited 3.8 V6 GAS, CID:231, Fuel Injection, Aspiration:231, Engine VIN:, Desg:K

WIRING DIAGRAMS FOR 2003 Buick Lesabre AUTOMOBILES

OEM drawn wiring diagrams for most 2003 Buick Lesabre cars and light trucks sold in the U.S.

2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

Components on diagram:
  • Instrument Panel Cluster
  • Turn Signal/Hazard Flasher Module
  • Outside Rearview Mirror- Driver
  • Park/Turn Signal Lamp- LF
  • Park/Stop/Turn Lamp- LR
  • 2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Radio Antenna Module
  • Radio
  • AM/FM Antenna
  • FM Antenna
  • 2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Instrument Panel Integration Module
  • 2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Horn Relay
  • Horn Assembly
  • Inflatable Restraint Steering Wheel Module
  • Inflatable Restraint Steering Wheel Module Coil
  • Dash Integration Module
  • 2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Ignition Switch
  • Dash Integration Module
  • Theft Deterrent Control Module
  • 2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Driver Door Module
  • Driver Door Switch Assembly
  • Door Lock Actuator- Driver
  • 2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Inflatable Restraint Sensing And Diagnostic Module
  • Inflatable Restraint Front End Sensor
  • 2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • A/C Clutch Relay
  • A/C Compressor Clutch
  • Powertrain Control Module
  • A/C Refrigerant Pressure Sensor
  • HVAC Control Module
  • 2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Steering Wheel Position Sensor
  • Electronic Brake Control Module
  • Lateral Accelerometer Sensor
  • YAW Rate Sensor
  • 2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Cool Fan 1 Relay
  • CLICK HERE TO GET FULL ACCESS TO 2003 Buick Lesabre WIRING DIAGRAMS!

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

    Click here to view more details about 1999 Buick Lesabre Window Motor, Rear, Driver Side, Front1999 Buick Lesabre Window Motor, Rear, Driver Side, Front, Supplied with 9-teeth gear; Manufactured to exact OE specifications using 100 percent new and durable components to ensure proper fit, operation, and long lasting performance..

    Source: Auto Body Parts Store

    $48.10

    Click here to view more details about 1999 Buick Lesabre Radiator Fan, Driver Side1999 Buick Lesabre Radiator Fan, Driver Side, 5 blades; Single type; Includes motor and shroud; A high quality, OE replacement radiator fan shroud assembly; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $47.06

    Click here to view more details about 1991 Buick Lesabre Signal/Park Lamp Front Passenger Side1991 Buick Lesabre Signal/Park Lamp Front Passenger Side, Passenger Side Signal/Park Light; Bumper-Mounted, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $20.50

    Click here to view more details1975 Buick Apollo V8, 4.3 L, 260 CID Rebuilt Engine, RWD, carb, with smog, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,531.00

    Click here to view more details1981 Buick Lesabre Used Rear Vent Window, Passenger Side, Sdn, exc. LS, Very Good.

    Source: Used Auto Parts Store

    $76.00

    Click here to view more details1992 Buick Lesabre Used Hood, Gray, CUSTOM B, GRY8, RPT, Good.

    Source: Used Auto Parts Store

    $154.00
    More parts
    Help me findSearch
    Auto Repair Quick Search
    Help me find
    Search DIY repair manuals by VIN...
    Vehicle Identification Number is a unique serial number used by the automotive industry to identify individual motor vehicles

    Find out what info we have for your vehicle

    Get the Complete Technical Service Bulletins!
    Get the Complete Technical Service Bulletins!Access diagrams and repair information such as wiring diagrams, diagnosis and repair charts, manufacturer service bulletins, and OEM Part numbers of your 2003 Buick Lesabre vehicle.
    Access the Complete guide!
    Need To Fix Your Car or Truck?
    Save Money With Free Car Insurance Quote
    FREE car insurance quote
    Enter Zip Code:
    GOT A WEBSITE?Make money with Automotix

    Make money with Automotix Partner Program.

    Learn more

    Auto Repair Quick Search
    Help me find