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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 Limited 3.1 V6 GAS Wiring Diagram2003 Buick Century Limited 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:
  • Headlamp Switch
  • Body Control Module (BCM)
  • Daytime Running Lamps (DRL) Control Module
  • Vehicle Interface Unit
  • Tail/Stop And Turn Signal Lamp- Right
  • 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
  • 2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram

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

    Components on diagram:
  • Driver Information Center
  • Door Lock- LR
  • Door Lock- Front Passenger
  • Door Lock- RR
  • Door Lock- Driver
  • 2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Driver Information Center
  • Door Lock- LR
  • Door Lock- Front Passenger
  • Door Lock- RR
  • Door Lock- Driver
  • 2003 Buick Century Limited 3.1 V6 GAS Wiring Diagram2003 Buick Century Limited 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Seat Belt Switch
  • Body Control Module
  • Fasten Belts Indicator
  • 2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Blower Motor Resistor Assembly
  • Blower Motor
  • Blower Motor Relay
  • Blower Motor Resistors
  • HVAC Control Module
  • 2003 Buick Century Limited 3.1 V6 GAS Wiring Diagram2003 Buick Century Limited 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 Limited 3.1 V6 GAS Wiring Diagram2003 Buick Century Limited 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Ignition Switch
  • Starter
  • Park/Neutral Position Switch
  • 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 1997 Buick Century Alternator1997 Buick Century Alternator, Uses Only New Components, Meets Or Exceeds All OEM Specifications, Includes A Manufacturer's Two Year Warranty.

    Source: Auto Body Parts Store

    $90.66

    Click here to view more details1995 Buick Century Coolant Temperature Sensor, 3/8 in. x 18 NPT thread size; Pin type; With 2-prong male terminal; AutoTrust Platinum products are guaranteed to meet or exceed the original manufacturer's standards and quality; <b>Backed by a 5-year unlimited warranty</b>; If the part breaks or is damaged anytime within 5 years from purchase, simply cover shipping and handling and we will send you a new part - even if we have already sent you a new product and it becomes damaged again..

    Source: Auto Body Parts Store

    $7.34

    Click here to view more details1981 Buick Century Driver And Passenger Side Pair OF Tail Light Lenses For Wagon Models, Driver And Passenger Side Pair OF Tail Light Lenses For Wagon Models, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $174.50

    Click here to view more details1993 Buick Century Custom L4, 2.2 L, 134 CID Rebuilt Engine, OHV, Fuel injection, FWD, flat lifters, trigger fire ignition, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,516.00

    Click here to view more details2003 Buick Century Used Hub Bearing , Passenger Side, FRONT; FWD, Without ABS, Very Good.

    Source: Used Auto Parts Store

    $73.00

    Click here to view more details2002 Buick Century Used Hub Bearing , Passenger Side, Front, Very Good.

    Source: Used Auto Parts Store

    $73.00
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