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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:
  • 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:
  • Headlamp Dimmer Switch
  • Dash Integration Module (DIM)
  • 2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Limited 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:
  • Rear Fuse Block
  • Remote Function Actuator 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 Limited 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • RR Defog Relay
  • Heater and A/C Control
  • Rear Window Defogger
  • 2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Instrument Panel Cluster
  • Driver Door Module
  • 2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Memory Seat Module
  • Seat Lumbar Switch- Driver
  • Seat Lumbar Horizontal Motor- Driver
  • Seat Lumbar Vertical Motor- Driver
  • Seat Lumbar Horizontal Position Sensor- Driver
  • 2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Limited 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Memory Seat Module
  • Seat Adjuster Switch- Driver
  • 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 Headlight, Driver Side1996 Buick Lesabre Headlight, Driver Side, Bulbs included; With parking light; Without black trim; 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

    $61.91

    Click here to view more details2005 Buick Lesabre Door Handle, Front, Passenger Side, Without keyhole; A high quality, OE replacement door handle; With 3 years limited CertifiedXL warranty..

    Source: Auto Body Parts Store

    $15.12

    Click here to view more details about 2005 Buick Lesabre Outer Tail Light Assembly , Driver Side2005 Buick Lesabre Outer Tail Light Assembly , Driver Side, DRIVER SIDE OUTER TAIL LIGHT ASSEMBLY , , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $113.40

    Click here to view more details1996 Buick Regal Custom V6, 3.8 L, 231 CID Rebuilt Engine, FWD, 3800, balance shaft, roller cam, Warranty: 7-Year/70,000 Mile, .

    Source: Rebuilt Engines Store

    $1,842.00

    Click here to view more details1992 Buick Lesabre Used Bumper Bar, Front, 4DR, Gold, CUSTOM LESABRE, Very Good.

    Source: Used Auto Parts Store

    $194.00

    Click here to view more details1997 Buick Lesabre Used Suspension Compressor/Pump, Air Compressor, 22153324, Very Good.

    Source: Used Auto Parts Store

    $144.00
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