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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!
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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:
  • Throttle Position Sensor
  • Manifold Absolute Pressure Sensor
  • Mass Air Flow Sensor
  • Camshaft Sensor
  • Crankshaft Sensor
  • 2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Cigar Lighter
  • CIGAR Relay
  • Rear Integration Module
  • 2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Park LP Relay
  • Dash Integration Module (DIM)
  • 2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Rear Compartment Courtesy Lamp
  • Rear Compartment Lid Release Actuator
  • Rear Integrated Module
  • 2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Driver Information Center (DIC) Switch
  • Driver Information Center Switch
  • 2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Limited 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:
  • Stop Lamp Switch
  • Brake Pressure Modulator Valve
  • Electronic Brake Control Module
  • 2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Starter Solenoid
  • Battery
  • Generator
  • Stator
  • 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
  • Powertrain Control Module
  • Dash Integration Module
  • Theft Deterrent Control Module
  • 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 1996 Buick Lesabre Grille Shell1996 Buick Lesabre Grille Shell, A high quality, direct fit OE replacement grille shell; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $25.81

    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 details1996 Buick Lesabre Side Marker, Passenger Side, SIDE MARKER, FRONT, RH, WO/CORNERING LAMP , , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $14.91

    Click here to view more details1992 Buick Regal Custom V6, 3.8 L, 231 CID Rebuilt Engine, FWD, 3800, balance shaft, roller cam, 3/4" vent hole on left intake side., Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,802.00

    Click here to view more details2002 Buick Lesabre Used Wiper Motor Front, LESABRE, Very Good.

    Source: Used Auto Parts Store

    $70.00

    Click here to view more details1996 Buick Lesabre Used Exhaust Manifold, (3.8L), VIN K, L. (Fr), Very Good.

    Source: Used Auto Parts Store

    $96.00
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