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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:
  • 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:
  • Battery
  • Rear Window Defogger Grid
  • Dash Integration Module (DIM)
  • Inflatable Restraint Sensing and Diagnostic Module (SDM)
  • Vehicle Communication Unit
  • 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:
  • Power Distribution
  • 2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Headlamp Switch
  • HVAC Control Module
  • Dash Integration Module (DIM)
  • Sunload Sensor Assembly
  • 2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Power Sunroof Motor
  • Power Sunroof Module
  • Power Sunroof Switch
  • 2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Seat Belt Switch
  • Inflatable Restraint Sensing And Diagnostic Module
  • Fasten Safety Belt Indicator
  • 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 Custom 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Driver Information Center
  • 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 2000 Buick Lesabre Headlight, Driver Side2000 Buick Lesabre Headlight, Driver Side, Bulbs included; With smooth high beam surface; 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

    $44.80

    Click here to view more details about 1996 Buick Lesabre Oxygen Sensor, Driver Or Passenger Side, Front Or Rear1996 Buick Lesabre Oxygen Sensor, Driver Or Passenger Side, Front Or Rear.

    Source: Auto Body Parts Store

    $47.79

    Click here to view more details2005 Buick Lesabre Passenger Side Head Light Lens And Housing, Passenger Side Head Light Lens And Housing; For Custom Models; With Marker Light; High Beam HAS Fluted Surface, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $132.50

    Click here to view more details1988 Buick Skylark Custom V6, 3.0 L, 181 CID Rebuilt Engine, FWD, Low deck block, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,408.00

    Click here to view more details1988 Buick Lesabre Used Exhaust Manifold, L. (Fr), Very Good.

    Source: Used Auto Parts Store

    $96.00

    Click here to view more details2003 Buick Lesabre Used Wiper Motor Front, LESABRE, Very Good.

    Source: Used Auto Parts Store

    $70.00
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