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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Buick Century 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 Century automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 2003 Buick Century

  • 2003 Buick Century Custom 3.1 V6 GAS, CID:189, Fuel Injection, Aspiration:189, Engine VIN:, Desg:J
  • 2003 Buick Century Limited 3.1 V6 GAS, CID:189, Fuel Injection, Aspiration:189, Engine VIN:, Desg:J
  • 2003 Buick Century 3.1 V6 GAS, CID:189, Fuel Injection, Aspiration:189, Engine VIN:, Desg:J

WIRING DIAGRAMS FOR 2003 Buick Century AUTOMOBILES

OEM drawn wiring diagrams for most 2003 Buick Century cars and light trucks sold in the U.S.

2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram

Components on diagram:
  • A/C Clutch Relay
  • Battery
  • Horn Relay
  • Generator
  • Fog Lamp Relay
  • 2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Windshield Washer Fluid Level Switch
  • Horn Assembly
  • Secondary Air Injection (AIR) Pump
  • Windshield Washer Fluid Pump
  • Park/Turn Signal Lamp- LF
  • 2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Cigar Lighter
  • Ashtray Lamp
  • 2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Data Link Connector
  • Radio
  • Electronic Brake Control Module
  • Driver Information Center
  • Inflatable Restraint Sensing and Diagnostic Module (SDM)
  • 2003 Buick Century Limited 3.1 V6 GAS Wiring Diagram2003 Buick Century Limited 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Windshield Washer Fluid Level Switch
  • Windshield Wiper Motor
  • Driver Information Center
  • Multifunction Turn Signal Lever
  • Windshield Washer Fluid Pump
  • 2003 Buick Century  3.1 V6 GAS Wiring Diagram2003 Buick Century 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Driver Information Center
  • Head-Up Display (HUD)
  • 2003 Buick Century Limited 3.1 V6 GAS Wiring Diagram2003 Buick Century Limited 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • Remote Control Door Lock Receiver
  • 2003 Buick Century Limited 3.1 V6 GAS Wiring Diagram2003 Buick Century Limited 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Seat Rear Vertical Motor- Driver
  • Seat Adjuster Switch- Driver
  • Seat Horizontal Motor- Driver
  • Seat Front Vertical Motor- Driver
  • 2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Seat Belt Switch
  • Body Control Module
  • Inflatable Restraint Steering Wheel Module
  • Inflatable Restraint Steering Wheel Module Coil
  • Inflatable Restraint Sensing and Diagnostic Module (SDM)
  • 2003 Buick Century Limited 3.1 V6 GAS Wiring Diagram2003 Buick Century Limited 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Radio
  • Inflatable Restraint Steering Wheel Module Coil
  • Steering Wheel Controls- Left
  • Steering Wheel Controls Switch- Right
  • CLICK HERE TO GET FULL ACCESS TO 2003 Buick Century WIRING DIAGRAMS!

    Shop online for auto body parts, engines, wheels, lights...

    Click here to view more details about 1993 Buick Century Grille Assembly1993 Buick Century Grille Assembly, With chrome frame and silver grille insert; Without emblem provision; A high quality, OE replacement complete grille and shell assembly; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $30.31

    Click here to view more details about 2002 Buick Century Fog Light, Driver Side2002 Buick Century Fog Light, Driver Side.

    Source: Auto Body Parts Store

    $25.39

    Click here to view more details1977 Buick Century 15" x 7" Steel Wheel Take-Off, Steel Wheel; 15 X 7; Solid Disc; 5 Lug; 4.75 Inch BP; Ident AF; Black, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $45.45

    Click here to view more details1977 Buick Century Custom V8, 5.7 L, 350 CID Rebuilt Engine, Olds R type engine, 4 hole Smog in head, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,633.00

    Click here to view more details2000 Buick Century Used Air Injection Pump, 5.7, AUTO, RWD (5.7L), Very Good.

    Source: Used Auto Parts Store

    $135.00

    Click here to view more details2000 Buick Century Used Air Injection Pump, 3.8, AUTO, FWD (3.8L, CALIF), Very Good.

    Source: Used Auto Parts Store

    $115.00
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