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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+

Manual Air Conditioning & Heater System Diagnosis & Testing -> Passenger Cars -> A/C COMPONENT DIAGNOSIS & TESTING -> 1994 CAVALIER & SUNBIRD -> 1994 CUTLASS SUPREME, LUMINA & REGAL -> 1994 GRAND PRIX -> 1995 CAVALIER & SUNFIRE -> 1995 CUTLASS SUPREME, GRAND PRIX, LUMINA, MONTE CARLO & REGAL -> 2.0L & 2.2L Engines -> 2.2L Engine -> 2.3L Engine -> 3.1L Engine -> 3.4L Engine -> 3800 Engine -> 5.7L Engine -> ACHIEVA, GRAND AM & SKYLARK -> BERETTA & CORSICA -> BLOWER MOTOR -> BONNEVILLE, LESABRE & PARK AVENUE, 88 & 98 -> BONNEVILLE, PARK AVENUE, LESABRE, 88 & 98 -> CAMARO & FIREBIRD -> CAPRICE, IMPALA SS & ROADMASTER -> CAVALIER, SUNBIRD & SUNFIRE -> CENTURY & CUTLASS CIERA/CRUISER -> COMPRESSOR -> CORSICA & BERETTA -> CORVETTE -> CUTLASS SUPREME, GRAND PRIX, LUMINA, MONTE CARLO & REGAL -> METRO -> PRIZM -> SATURN
Vehicle: 1995 Buick Century Custom 3.1 V6 GAS

On models equipped with a Powertrain Control Module (PCM) or Vehicle Control Module (VCM) controlled A/C system, connect a suitable Scan Tool to the Diagnostic Link Connector (DLC), normally located behind the lefthand side of the instrument panel, near the steering column.

COMPRESSOR

CENTURY & CUTLASS CIERA/CRUISER
2.2L Engine

Refer to Fig. for compressor, clutch and control circuit diagnosis.

3.1L Engine

Refer to Fig. for compressor, clutch and control circuit diagnosis.

CAPRICE, IMPALA SS & ROADMAST...

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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+.

DRUM BRAKES, GENERAL MOTORS -> General Information -> GENERAL INSPECTION -> ADJUSTER MECHANISM -> BACKING PLATE -> BRAKE DRUMS -> BRAKE LININGS & SPRINGS -> PARKING BRAKE CABLE
Vehicle: 1990 Buick Century Limited 3.3 V6 GAS

BRAKE DRUMS

Any time the brake drums are removed for brake service, the braking surface diameter should be checked with a suitable brake drum micrometer at several points to determine if they are within the safe oversize limit stamped on the brake drum outer surface. If the braking surface diameter exceeds specifications, the drum must be replaced. If the braking surface diameter is within specifications, drums should be cleaned and inspected for cracks, scores, deep grooves, taper, out of round and heat spotting. If drums are cracked or heat spotted, they must be replaced. Mi...

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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 -> Fuel Filter Replacement -> Except Aveo, Chevette 1.8L Diesel, Corvette, GTO, LaCrosse, Malibu (2004-06) & Malibu Maxx, Vibe, XLR, 2004-05 Corvette & 1998-2002 Metro & Prizm
Vehicle: 1994 Buick Century Special 3.1 V6 GAS

Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.

Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental spray of fuel.

After the battery has been disconnected and reconnected, some abnormal driveability symptoms may occur. The vehicle may need to be driven while the v...

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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: 1996 Buick Century Special 2.2 L4 GAS

  • Raise and support vehicle, then remove tire and wheel assembly.
  • Install a brass drift or a screwdriver to prevent rotor from turning.
  • Remove axle nut and washer.
  • Remove ball joint pinch bolt, then using a suitable pry bar, separate ball joint from knuckle.
  • Remove drive axle from hub and bearing assembly using front hub spindle remover t...

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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: 2004 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: 1992 Buick Century Limited 3.3 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...

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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: 2005 Buick Century Special Edition 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...

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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 -> Change Oil, Change Oil Now Or Change Oil Soon Lamp & Messages -> 2000-05 Century
Vehicle: 2001 Buick Century Custom 3.1 V6 GAS

To reset the Engine Oil Life monitor proceed as follows:

  • Turn ignition on, but do not start engine.
  • Fully depress and release accelerator pedal three times within five seconds. The oil life indicator will begin to flash indicating the system is resetting.
  • Turn ignition Off, then ...

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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+

Radiator, Replace
Vehicle: 1993 Buick Century Special 2.2 L4 GAS

  • Remove air cleaner assembly and resonator.
  • Drain engine coolant, then disconnect cooling fan electrical connector.
  • Remove cooling fan screws, then the cooling fan assembly.
  • Remove engine mount strut and mounti...

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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: 1994 Buick Century Special 2.2 L4 GAS

  • Remove coolant reservoir. Ensure engine is cool when removing coolant reservoir. Drain coolant into a suitable container.
  • Rotate tensioner clockwise u...

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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
  • RH Rear of Engine Compartment Diagram for 1994 Buick Century Custom 3.1 V6 GASRH Rear of Engine Compartment Diagram for 1994 Buick Century Custom 3.1 V6 GAS

    Components on diagram:
  • Electronic Brake Control Relay
  • Blower Motor
  • Splice S-102
  • Connector C-187
  • Splice S-122
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    WIRING DIAGRAMS FOR Buick Century AUTOMOBILES

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

    2004 Buick Century Custom 3.1 V6 GAS Wiring Diagram2004 Buick Century Custom 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Blower Motor Resistor Assembly
  • Blower Motor
  • High Blower Relay
  • HVAC Control Module
  • 2004 Buick Century Limited 3.1 V6 GAS Wiring Diagram2004 Buick Century Limited 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Powertrain Control Module
  • AC Compressor Clutch
  • HVAC Control Module
  • AC Clutch Relay
  • AC Refrigerant Pressure Sensor
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    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: LABOR TIME GUIDE UPDATES
    Vehicle: 1993 Buick Century Custom 2.2 L4 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Document: GM GOODWRENCH LIMITED LIFETIME SERVICE GUARANTEE
    Vehicle: 1989 Buick Century Limited 2.8 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 details about 1993 Buick Century Grille Assembly1993 Buick Century Grille Assembly, With chrome frame and silver grille insert; Without emblem provision; A high quality, OE replacement complete grille and shell assembly; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $30.31

    Click here to view more details about 1993 Buick Century Starter1993 Buick Century Starter, Uses Only New Components, Meets Or Exceeds All OEM Specifications, Includes A Manufacturer's Two Year Warranty.

    Source: Auto Body Parts Store

    $84.63

    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 details about 1979 Buick Century Custom V8, 5.0 L, 305 CID Rebuilt Engine1979 Buick Century Custom V8, 5.0 L, 305 CID Rebuilt Engine, Driver side dipstick, seven bolt holes on exhaust side of head., Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,209.00

    Click here to view more details1983 Buick Century Used Starter, 3.8, AUTO, FWD (6-231, 3.8L), Very Good.

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    $87.00

    Click here to view more details1997 Buick Century Used Parking Lamp, Passenger Side, Fog-Driving; R., Very Good.

    Source: Used Auto Parts Store

    $62.00
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