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Buick Century CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Buick REPAIR SHOPS DON'T WANT YOU TO KNOW

Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!

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    Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 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 Buick Century automobile. Try the Automotix DIY solution today!
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    Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for Buick mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your Buick Century vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

    A/C & HEATER SERVICE PROCEDURES FOR Buick Century AUTOMOBILES

    Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported Buick Century cars and light trucks from 1990+

    Electric Cooling Fans -> Century & Regal -> Component Replacement
    Vehicle: 2003 Buick Century Limited 3.1 V6 GAS

    • Disconnect cooling fan electrical connector.
    • Partially drain cooling system into suitable container.
    • Remove bracket mounting bolts, nuts and righthand engine mount strut.
    • On models equipped with 3.8L engine, remove bracket mounting bolts, nuts and lefthand engine mount strut.
    • On all models, remove mounting bolts and lefthand front fender upper diagonal brace.
    • On models equipped with 3.1L engine, proceed as follows:
      • Loosen clamps and remove PCV tube from air cleaner intake duct.
      • Disconnect Intake Air Temperature (IAT) and Mass...

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    BRAKE SERVICE PROCEDURES FOR Buick Century AUTOMOBILES

    Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Buick Century cars and light trucks from 1990+.

    DISC BRAKES, GENERAL MOTORS -> General Information -> BRAKE DISC SERVICE
    Vehicle: 1991 Buick Century Special 2.5 L4 GAS

    Servicing of disc brakes is extremely critical due to the close tolerances required in machining the brake disc to insure proper brake operation.

    The maintenance of these close controls of the shape of the rubbing surfaces is necessary to prevent brake roughness. In addition, the surface finish must be non-directional and maintained at a micro inch finish. This close control of the rubbing surface finish is necessary to avoid pulls and erratic performance, and to promote long lining life and equal lining wear of both left and right brakes.

    In light of the foregoing remarks, ref...

    CLICK HERE TO GET FULL ACCESS TO Buick Century BRAKE SERVICE PROCEDURES

    FUEL FILTER REPLACEMENT PROCEDURES FOR Buick Century AUTOMOBILES

    Fuel filter replacement procedures with corresponding images for most domestic and imported Buick Century cars and light trucks sold in the U.S. for 1980+.

    General Motors Corp./Saturn Passenger Cars -> Component Locations -> Century (1982-05), Regal, Celebrity, Cutlass Ciera, Cutlass Cruiser & 6000 2.5L, 2.8L MFI, 3.1L, 3.3L & 3.8L Engines
    Vehicle: 1995 Buick Century Custom 3.1 V6 GAS

    CLICK HERE TO GET FULL ACCESS TO Buick Century FUEL FILTER REPLACEMENT PROCEDURES

    DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Buick Century AUTOMOBILES

    Includes CV axle, universal joint, and driveline replacement, for domestic and imported Buick Century cars and light trucks from 1990+.

    CV AXLE SHAFT, Replace
    Vehicle: 1999 Buick Century Custom 3.1 V6 GAS

    To prevent personal injury and/or component damage, do not allow the weight of the vehicle to load the front wheels, or attempt to operate the vehicle, when the wheel drive shaft(s) or wheel drive shaft nut(s) are removed. To do so may cause the inner bearing race to separate, resulting in damage to brake and suspension components and loss of vehicle control.

    Wheel drive shaft boots, seals and clamps should be protected from sharp objects any time service is performed on or near the wheel drive shaft(s). Damage to the boot(s), the seal(s) or the clamp(s) may cause lubrican...

    CLICK HERE TO GET FULL ACCESS TO Buick Century DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

    TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR Buick Century AUTOMOBILES

    Description, component locations, reset procedures, relearn procedures, diagnosis and testing, wiring diagrams, component replacement, and identification of vehicles equipped and not equipped with tire pressure monitoring system for most domestic and imported Buick Century cars and light trucks sold in the U.S. from mid 1990's+.

    Description
    Vehicle: 2003 Buick Century Custom 3.1 V6 GAS

    The TPMS (Tire Pressure Monitor System) warns the driver when a large change in the air pressure of one tire is present while the vehicle is being driven. The TPMS uses the EBCM (Electronic Brake Control Module), BCM (Body Control Module), ABS (Anti-Lock Brake System) wheel speed sensor inputs, instrument panel fuse block Reset button and the instrument panel cluster to perform the functions of the system.

    The software used to calculate the relative tire pressure differences is contained in the EBCM. This software requires approximately 30 minutes of straight line driving in each of ...

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    STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR Buick Century AUTOMOBILES

    Includes starter and alternator replacement procedures for domestic and imported Buick Century cars and light trucks from 1990+.

    Alternator, Replace
    Vehicle: 1998 Buick Century Limited 3.1 V6 GAS

    • Disconnect battery ground cable from battery.
    • Remove drive belt from alternator.
    • Remove bolts from alternator.
    • Remove electrical connector from alternator.
    • Loosen alternator front and rear braces at engine intake manifold.
    • Remove nut and battery positive lead from al...

    CLICK HERE TO GET FULL ACCESS TO Buick Century STARTER & ALTERNATOR REPLACEMENT PROCEDURES

    CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR Buick Century AUTOMOBILES

    Cabin air filter locations and replacement procedures with corresponding images for most domestic and imported Buick Century cars and light trucks sold in the U.S. as equipped to the current model year.

    Cabin Air Filter Service -> General Motors Corp./Saturn -> 1997-2005 Century, Regal, 1998-2002 Intrigue & 2000-05 Impala & Monte Carlo
    Vehicle: 2002 Buick Century Custom 3.1 V6 GAS

    Under normal operating conditions the cabin air filter should be replaced every 15,000 miles. In dusty areas change the cabin air filter more often.

    • Place the windshield wipers in the up position by turning the ignition switch Off when the wipers reach the desired position.
    • Open the hood.
    • Lift the righthand side of the rear hood seal from the flange in the area of the rig...

    CLICK HERE TO GET FULL ACCESS TO Buick Century CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES

    MAINTENANCE LAMP RESET PROCEDURES FOR Buick Century AUTOMOBILES

    Maintenance lamp reset procedures with corresponding images for most domestic and imported Buick Century cars and light trucks sold in the U.S. from 1990+.

    General Motors Corp./Saturn Cars -> Check Fuel Cap Lamp ->
    Vehicle: 1997 Buick Century Custom 3.1 V6 GAS

    The Check Fuel Cap Lamp will illuminate momentarily when the ignition switch is placed in the on position as a bulb check. If...

    CLICK HERE TO GET FULL ACCESS TO Buick Century MAINTENANCE LAMP RESET PROCEDURES

    RADIATOR & HOSE REPLACEMENT PROCEDURES FOR Buick Century AUTOMOBILES

    Includes radiator, cooling and heater hose replacement procedures for domestic and imported Buick Century cars and light trucks from 1990+

    Coolant Hose, Replace -> Lower -> Upper
    Vehicle: 1995 Buick Century Special 2.2 L4 GAS

    Lower

    • Drain cooling system into a suitable container.
    • Reposition hose clamp from radiator using hose clamp pliers.
    • Remove radiator outlet hose from radiator.
    • Reposition hose clamp from water pump housing using hose clamp pliers.
    • Remove radiator outlet hose from water pump housing and from vehicle.
    • Reverse procedure to i...

    CLICK HERE TO GET FULL ACCESS TO Buick Century RADIATOR & HOSE REPLACEMENT PROCEDURES

    SERPENTINE BELT SERVICE PROCEDURES FOR Buick Century AUTOMOBILES

    Serpentine belt replacement procedures with corresponding images for most domestic and imported Buick Century cars and light trucks sold in the U.S. from 1990+.

    Serpentine Drive Belt, Replace
    Vehicle: 2003 Buick Century 3.1 V6 GAS

    • Disconnect battery ground cable.
    • Rotate tensioner counterclockwise using suitable tool to remove ...

    CLICK HERE TO GET FULL ACCESS TO Buick Century SERPENTINE BELT SERVICE PROCEDURES

    COMPONENT LOCATION DIAGRAMS FOR Buick Century AUTOMOBILES

    Component location diagrams for most Buick Century cars and light trucks sold in the U.S. from 1990+.

    Rear End Of Engine Diagram for 1997 Buick Century Custom 3.1 V6 GASRear End Of Engine Diagram for 1997 Buick Century Custom 3.1 V6 GAS

    Components on diagram:
  • Camshaft Position Sensor
  • Connector Camshaft Position Sensor
  • LH Front Of Engine Compartment Diagram for 1992 Buick Century Special 2.5 L4 GASLH Front Of Engine Compartment Diagram for 1992 Buick Century Special 2.5 L4 GAS

    Components on diagram:
  • Splice S-364
  • Connector C-328
  • Splice S-318
  • Splice S-317
  • Ground G-306
  • CLICK HERE TO GET FULL ACCESS TO Buick Century PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR Buick Century AUTOMOBILES

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

    1991 Buick Century Custom 2.5 L4 GAS Wiring Diagram1991 Buick Century Custom 2.5 L4 GAS Wiring Diagram

    Components on diagram:
  • Blower Relay
  • Blower Resistors
  • Blower Switch
  • Blower Motor
  • Mode Selector
  • 2005 Buick Century Custom 3.1 V6 GAS Wiring Diagram2005 Buick Century Custom 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Ignition Switch
  • Starter
  • Body Control Module
  • Powertrain Control Module
  • CLICK HERE TO GET FULL ACCESS TO Buick Century WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR Buick Century AUTOMOBILES

    OEM TSB listings for most Buick Century cars and light trucks sold in the U.S. from 1985+.

    Document: POWERTRAIN QUALITY CENTER FOR ENGINE AND TRANSMISSION ASSEMBLY AND TRANSFER CASE REPLACEMENT - REVISED
    Vehicle: 1995 Buick Century Special 2.2 L4 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Document: PROCESSING GM ACCESSORIES - INITIAL QUALITY ISSUES
    Vehicle: 1994 Buick Century Custom 3.1 V6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • CLICK HERE TO GET FULL ACCESS TO Buick Century TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR Buick Century AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most Buick Century cars and light trucks sold in the U.S. and Canada from 1970+.

    • Brake caliper mounting bolt torque
    • Brake drum runout, machining, & discard specs
    • Minimum brake lining thickness.
    • Brake rotor runout, parallelism, machining, discard, & finish specs

    A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most Buick Century cars and light trucks sold in the U.S. and Canada from 1980+.

    • Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap

    COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.

    PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules

    QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most Buick Century cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.

    • Automatic transmission/transaxles capacities, lubricant recommendations
    • Differential/final drive capacities, lube recommendations, grades, & viscosities
    • Final drive fill & drain plug torques
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
    • Severe service maintenance & interval recommendations
    • Tire sizes, wheel nut/bolt torque, pressures & rim sizes
    • Transfer case capacities, lube recommendations, grades, & viscosities

    TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most Buick Century cars and light trucks sold in the U.S. and Canada from 1980+

    • Airflow sensor electrical specifications
    • Tensioning specifications for systems with automatic tensioners
    • Barometric pressure sensor specs
    • Battery group number and cranking performance
    • Crankshaft & camshaft position sensor resistance
    • Engine compression pressures
    • Coolant temperature sensor specs
    • Computer advance.
    • Diesel fuel temperature sensor resistance.
    • Distributor advance specifications
    • Ignition pickup coil resistance
    • Exhaust gas recirculation temperature sensor resistance
    • Engine fastener torque values
    • Firing order diagrams
    • Fuel system pressures
    • Generator (alternator) specs
    • Intake air temperature sensor specs
    • Ignition coil specifications
    • Fuel injector resistance
    • Engine idle speeds
    • Knock sensor resistance
    • Manifold absolute pressure sensor specs
    • Mixture control solenoid resistance
    • Voltage regulator specs
    • Spark plug applications & gaps
    • Starter motor electrical specs.
    • Tensioning specifications for systems without automatic tensioners
    • Throttle body temperature sensor resistance
    • Ignition timing in degrees at rpm
    • Transmission oil temperature sensor resistance
    • Throttle position sensor specs
    • Vacuum sensor valve specs

    CLICK HERE TO GET FULL ACCESS TO Buick Century SPECIFICATIONS DATA!

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

    Click here to view more details2003 Buick Century Neutral Safety Switch, Post type; 4-prong and 7-prong male terminals; A high quality, direct fit OE replacement neutral safety switch; With 2 years limited Trustbuilt warranty..

    Source: Auto Body Parts Store

    $41.95

    Click here to view more details1999 Buick Century Brake Light Switch, Blade type; 2-prong and 4-prong male terminals; A high quality, direct fit OE replacement brake light switch; With 2 years limited Trustbuilt warranty..

    Source: Auto Body Parts Store

    $9.21

    Click here to view more details1981 Buick Century 16" X 4" Steel Wheel, STEEL WHEEL, 16 X 4, 5 STUDS/LUGS, 4.75" BOLT DIA, SPARE, BLACK , , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $65.13

    Click here to view more details1974 Buick Century V8, 7.5 L, 455 CID Rebuilt Engine, Without smog., Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $2,077.00

    Click here to view more details1987 Buick Century Used Exhaust Manifold, Passenger Side Rear, 6-191 (3.1L), R. (), Very Good.

    Source: Used Auto Parts Store

    $80.00

    Click here to view more details1995 Buick Century Used Ignition Switch W/Key, Without opt WA2, Very Good.

    Source: Used Auto Parts Store

    $61.00
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