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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 Custom 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

Components on diagram:
  • Ignition Switch
  • Stop Lamp Switch
  • A/t Shift Lock Control Solenoid
  • Rear Integration Module
  • Shift Control Assembly
  • 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 Limited 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Headlamp Switch
  • Radio
  • Head Up Display Switch
  • Heater And A/C Control Assembly
  • Cigar Lighter- Front
  • 2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Windshield Wiper Switch
  • 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:
  • Head Up Display Switch
  • 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
  • Left Mirror
  • Right Mirror
  • Front Passenger Door Module
  • 2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Driver Door Module
  • Left Mirror
  • Right Mirror
  • Front Passenger Door 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
  • Inside Rearview Mirror
  • Instrument Panel Integration Module
  • Front Passenger Door Module
  • Heated Mirror Element
  • 2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Seat Recline Switch- Driver
  • Seat Recline Motor- Driver
  • 2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Memory Seat Module
  • Seat Adjuster Switch- Driver
  • 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 2005 Buick Lesabre Headlight, Passenger Side2005 Buick Lesabre Headlight, Passenger Side, Bulbs included; 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

    $100.36

    Click here to view more details1997 Buick Lesabre Cylinder Head Gasket Set, First design; Includes molded rubber valve cover gaskets and premium valve stem seals; Intake manifold gasket, head bolts and exhaust pipe flange not included; A high quality, direct fit OE replacement cylinder head gasket set; Head bolt replacement required; With 2 years limited Trustbuilt warranty..

    Source: Auto Body Parts Store

    $193.09

    Click here to view more details about 2005 Buick Lesabre 15" x 6" Alloy Wheel2005 Buick Lesabre 15" x 6" Alloy Wheel, Alloy Wheel; 15 X 6; 8 Double Spokes; 5 Lug; 115MM BP; Silver, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $117.50

    Click here to view more details1994 Buick Regal Custom V6, 3.8 L, 231 CID Rebuilt Engine, FWD, 3800, balance shaft, roller cam, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,842.00

    Click here to view more details1995 Buick Lesabre Used A/C Compressor, 3.8, AUTO, FWD LESABRE, Very Good.

    Source: Used Auto Parts Store

    $145.00

    Click here to view more details1993 Buick Lesabre Used Air Bag, Driver Side, Without radio cont, Very Good.

    Source: Used Auto Parts Store

    $138.00
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