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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:
  • 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:
  • Turn Signal/Hazard Flasher Module
  • Stop Lamp Switch
  • Multifunction Turn Signal Lever
  • Tail/Stop And Turn Signal Lamp- Right
  • Tail/Stop And Turn Signal Lamp- Left
  • 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 Custom 3.1 V6 GAS Wiring Diagram2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • Horn Assembly
  • Inflatable Restraint Steering Wheel Module
  • Vehicle Interface Unit
  • 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
  • Door Lock Cylinder Switch- Front Passenger
  • Door Lock Cylinder Switch- Driver
  • Door Lock Switch- Driver
  • Park/Neutral Position Switch
  • 2003 Buick Century  3.1 V6 GAS Wiring Diagram2003 Buick Century 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Outside Rearview Mirror Switch
  • Outside Rearview Mirror- Driver
  • Outside Rearview Mirror- Passenger
  • 2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram

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

    Components on diagram:
  • A/C Compressor Clutch
  • Powertrain Control Module
  • A/C Refrigerant Pressure Sensor
  • HVAC Control Module
  • 2003 Buick Century  3.1 V6 GAS Wiring Diagram2003 Buick Century 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Ignition Switch
  • A/t Shift Lock Control Solenoid
  • Ignition Lock Cylinder Control Actuator
  • 2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram2003 Buick Century Custom 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 details1999 Buick Century Fuel Tank, 33.25 in. L x 27.75 in. W; A high quality, direct fit OE replacement fuel tank; Features all-zinc external layer, combined zinc and iron mid-section, and pure steel core; Its multi-layered construction is designed to withstand corrosion-inducing circumstances such as saltwater or moisture; With 2 years limited Trustbuilt warranty..

    Source: Auto Body Parts Store

    $194.22

    Click here to view more details about 1996 Buick Century Window Motor, Front Or Rear, Driver Or Passenger Side1996 Buick Century Window Motor, Front Or Rear, Driver Or Passenger Side, Supplied with 12-teeth gear; Manufactured to exact OE specifications using 100 percent new and durable components to ensure proper fit, operation, and long lasting performance..

    Source: Auto Body Parts Store

    $24.88

    Click here to view more details1977 Buick Century 15" x 7" Steel Wheel, Steel Wheel; 15 X 7; Solid Disc; 5 Lug; 4.75 Inch BP; Ident AF; Silver Full Face, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $69.50

    Click here to view more details1980 Buick Century Limited V6, 3.8 L, 231 CID Rebuilt Engine, RWD, Turbo with 1/2" hole in back of lifter gallery, with detonation sensor oil pump kit only., Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,462.00

    Click here to view more details1979 Buick Century Used Upper Control Arm, Driver Side, 4.3, AUTO, 4X2 L, 4x2, L., Very Good.

    Source: Used Auto Parts Store

    $62.00

    Click here to view more details2000 Buick Century Used Ignition Switch W/Key, Very Good.

    Source: Used Auto Parts Store

    $65.00
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