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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:
  • Battery
  • Rear Window Defogger Grid
  • Dash Integration Module (DIM)
  • Inflatable Restraint Sensing and Diagnostic Module (SDM)
  • Vehicle Communication Unit
  • 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 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:
  • Headlamp Switch
  • Radio
  • Head Up Display Switch
  • Heater And A/C Control Assembly
  • Cigar Lighter- Front
  • 2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Heater and A/C Control
  • Drivers Door Module
  • Ignition Key Alarm Switch
  • Instrument Panel Integration Module
  • Door Lock Actuator- Driver
  • 2003 Buick Lesabre Custom 3.8 V6 GAS Wiring Diagram2003 Buick Lesabre Custom 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:
  • 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:
  • 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:
  • 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 Bumper Cover, Front1999 Buick Lesabre Bumper Cover, Front.

    Source: Auto Body Parts Store

    $51.84

    Click here to view more details about 1995 Buick Lesabre Oxygen Sensor1995 Buick Lesabre Oxygen Sensor.

    Source: Auto Body Parts Store

    $23.08

    Click here to view more details1985 Buick Lesabre 15" x 7" Steel Wheel, Steel Wheel; 15 X 7; Solid Disc; 5 Lug; 5 Inch BP; Ident RE; Black, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $65.50

    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 details1995 Buick Lesabre Used A/C Compressor, 3.8, AUTO, FWD LESABRE, Very Good.

    Source: Used Auto Parts Store

    $159.00

    Click here to view more details1986 Buick Lesabre Used Oil Pan, P1621116 6-231 (3.8L), 4-3/4 DEEP, Good.

    Source: Used Auto Parts Store

    $147.00
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