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

    Components on diagram:
  • Instrument Panel Cluster
  • 2003 Buick Century  3.1 V6 GAS Wiring Diagram2003 Buick Century 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Headlamp Switch
  • Seat Belt Switch
  • Body Control Module
  • Ignition Key Alarm Switch
  • Driver Information Center
  • 2003 Buick Century Limited 3.1 V6 GAS Wiring Diagram2003 Buick Century Limited 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Theft Deterrent Control Module
  • 2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Stop Lamp Switch
  • Cruise Control Module
  • Multifunction Turn Signal Lever
  • 2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram2003 Buick Century Custom 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:
  • A/C Compressor Clutch
  • Powertrain Control Module
  • A/C Refrigerant Pressure Sensor
  • HVAC Control Module
  • 2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Ignition Switch
  • Park Brake Switch
  • Brake Fluid Level Switch
  • Brake Warning Indicator
  • Daytime Running Lamps Control Module
  • 2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram2003 Buick Century Custom 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Powertrain Control Module
  • Malfunction Indicator Lamp
  • 2003 Buick Century  3.1 V6 GAS Wiring Diagram2003 Buick Century 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Starter
  • Brake Pressure Modulator Valve
  • Electronic Brake Control Module
  • 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 details2003 Buick Century Coolant Temperature Sensor, A high quality, direct fit OE replacement coolant temperature sensor switch; With 120-day 4-Seasons limited warranty..

    Source: Auto Body Parts Store

    $42.27

    Click here to view more details2004 Buick Century 15" x 4" Steel Wheel, Steel Wheel; 15 X 4; Spare; 5 Lug; 115MM BP; Ident TE; Black, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $69.50

    Click here to view more details1986 Buick Century Custom V6, 3.8 L, 231 CID Rebuilt Engine, FWD, roller cam, no distributor, oil pump driven by splines. 3/8" Dia. dipstick tube, GM dipstick P/N 25524028, tube P/N 2557337. With oil pump kit only., Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,445.00

    Click here to view more details1994 Buick Century Used A/C Compressor, 3.1, AUTO, FWD 6-191 (3.1L), Very Good.

    Source: Used Auto Parts Store

    $103.00

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

    Source: Used Auto Parts Store

    $65.00
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