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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:
  • 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:
  • Headlamp Switch
  • Body Control Module (BCM)
  • Daytime Running Lamps (DRL) Control Module
  • 2003 Buick Century Limited 3.1 V6 GAS Wiring Diagram2003 Buick Century Limited 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:
  • 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:
  • Stop Lamp Switch
  • Cruise Control Module
  • Multifunction Turn Signal Lever
  • 2003 Buick Century  3.1 V6 GAS Wiring Diagram2003 Buick Century 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Rear Window Defogger Relay
  • Rear Window Defogger Grid
  • HVAC Control Module
  • Defogger On Indicator
  • 2003 Buick Century  3.1 V6 GAS Wiring Diagram2003 Buick Century 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:
  • HVAC Control Module
  • Air Temperature Actuator- Right
  • Air Temperature Actuator- Left
  • 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 1996 Buick Century Oxygen Sensor, Passenger Side1996 Buick Century Oxygen Sensor, Passenger Side, A high quality, direct fit OE replacement oxygen sensor; Improves car's engine response and gas mileage; Effectively lowers emissions upon replacing its tired old oxygen sensor; Exceeds OE specifications and test requirements; OE part number 25166816..

    Source: Auto Body Parts Store

    $21.00

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

    Source: Auto Body Parts Store

    $23.08

    Click here to view more details1996 Buick Century Signal/side Marker Lamp Assembly, Driver Side, SIGNAL/SIDE MARKER LAMP ASSEMBLY, LH , , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $28.45

    Click here to view more details1986 Buick Century Custom L4, 2.5 L, 2474 CC, 151 CID Rebuilt Engine, FWD, Roller cam,Non Balance shaft, Smog in Manifold., Warranty: 7-Year/70,000 Mile, .

    Source: Rebuilt Engines Store

    $1,469.00

    Click here to view more details1977 Buick Century Used Rear Axle Assembly, 4.1, AUTO, RWD GM 10 BOLT, Very Good.

    Source: Used Auto Parts Store

    $539.00

    Click here to view more details2000 Buick Century Used Air Injection Pump, 3.1, AUTO, FWD (3.1L), Very Good.

    Source: Used Auto Parts Store

    $135.00
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