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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1991 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 1991 Buick Century automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 1991 Buick Century

  • 1991 Buick Century Custom 2.5 L4 GAS, CC:2474, CID:151, Fuel Injection, Aspiration:151, Engine VIN:, Desg:R
  • 1991 Buick Century Custom 3.3 V6 GAS, CID:204, Fuel Injection, Aspiration:204, Engine VIN:, Desg:N
  • 1991 Buick Century Limited 2.5 L4 GAS, CC:2474, CID:151, Fuel Injection, Aspiration:151, Engine VIN:, Desg:R
  • 1991 Buick Century Limited 3.3 V6 GAS, CID:204, Fuel Injection, Aspiration:204, Engine VIN:, Desg:N
  • 1991 Buick Century Special 2.5 L4 GAS, CC:2474, CID:151, Fuel Injection, Aspiration:151, Engine VIN:, Desg:R
  • 1991 Buick Century Special 3.3 V6 GAS, CID:204, Fuel Injection, Aspiration:204, Engine VIN:, Desg:N

WIRING DIAGRAMS FOR 1991 Buick Century AUTOMOBILES

OEM drawn wiring diagrams for most 1991 Buick Century cars and light trucks sold in the U.S.

1991 Buick Century Custom 3.3 V6 GAS Wiring Diagram1991 Buick Century Custom 3.3 V6 GAS Wiring Diagram

Components on diagram:
  • A/C Compressor Control Relay
  • ECM
  • A/C Compressor Clutch
  • Mode Selector
  • Heater A/C Control Assembly
  • 1991 Buick Century Limited 3.3 V6 GAS Wiring Diagram1991 Buick Century Limited 3.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Coolant Fan Relay
  • ECM
  • Coolant Fan
  • Coolant Temperature Sensor
  • ALDL Connector
  • 1991 Buick Century Special 3.3 V6 GAS Wiring Diagram1991 Buick Century Special 3.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Instrument Cluster
  • Brake Switch
  • ECM
  • Cruise Control Module
  • Cruise Indicator
  • 1991 Buick Century Special 3.3 V6 GAS Wiring Diagram1991 Buick Century Special 3.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Fuel Tank Unit
  • LH Backup Light
  • License Light
  • RH Backup Light
  • LH Rear Marker Lights
  • 1991 Buick Century Limited 2.5 L4 GAS Wiring Diagram1991 Buick Century Limited 2.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Ignition Switch
  • 1991 Buick Century Limited 3.3 V6 GAS Wiring Diagram1991 Buick Century Limited 3.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Turn Hazard Switch Assembly
  • RH Front Park/Turn Light
  • RH Turn Indicator
  • LH Turn Indicator
  • Brake Switch
  • 1991 Buick Century Special 2.5 L4 GAS Wiring Diagram1991 Buick Century Special 2.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Luggage Compartment Light
  • Cigarette Lighter
  • Light Switch
  • MAP Light
  • LH Courtesy Light
  • 1991 Buick Century Limited 2.5 L4 GAS Wiring Diagram1991 Buick Century Limited 2.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Radio
  • Antenna Relay
  • Antenna Motor
  • 1991 Buick Century Limited 3.3 V6 GAS Wiring Diagram1991 Buick Century Limited 3.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Wiper Motor Module
  • Wiper Switch Assembly
  • Washer Motor
  • CLICK HERE TO GET FULL ACCESS TO 1991 Buick Century WIRING DIAGRAMS!

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

    Click here to view more details about 2005 Buick Century Antenna2005 Buick Century Antenna, 4-section mast; 1200 mm cable; With top and side key; A high quality universal fender mount antenna; May require modification or other adjustment to your vehicle upon installation; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $5.62

    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 details1977 Buick Century 15" x 7" Steel Wheel, Steel Wheel; 15 X 7; Solid Disc; 5 Lug; 4.75 Inch BP; Ident AF; Black, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $69.50

    Click here to view more details1991 Buick Century Custom V6, 3.3 L, 204 CID Rebuilt Engine, Roller cam, 1 piece rear seal, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,633.00

    Click here to view more details1997 Buick Century Used Parking Lamp, Driver Side, Fog-Driving; L., Good.

    Source: Used Auto Parts Store

    $62.00

    Click here to view more details2004 Buick Century Used Exhaust Manifold, 3.4L, L. (FR), Very Good.

    Source: Used Auto Parts Store

    $96.00
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