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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+

General Service Domestic Vehicles -> 1992-93 -> Charging System -> Charging of System -> Charging Procedure With Multi-Refrigerant Can Opener -> Charging Station Method -> Charging With 14 Ounce Cans -> Charging With Bulk Refrigerant Supply -> Chrysler Corp. -> Concorde, Intrepid & Vision -> Disposable Can Or Refrigerant Drum Method -> Drum Method -> Except Concorde, Intrepid, Vision & Jeep -> Ford Motor Co. -> General Motors -> J 23500-01 Charging Station Method -> JEEP -> Saturn -> Using Charging Station J-23500-01
Vehicle: 1993 Buick Century Custom 2.2 L4 GAS

Chrysler Corp.

Except Concorde, Intrepid, Vision & Jeep
Charging With 14 Ounce Cans

Never use cans to charge into high pressure side of system (compressor discharge port) or into system at high temperature, as high system pressure transferred into charging can may cause it to explode.

  • Attach center hose from manifold gauge set to refrigerant dispensing manifold. Turn refrigerant manifold valves completely counterclockwise to open fully, and remove protective caps from refrigerant manifold.
  • Screw refrigerant cans into manifold, ensurin...

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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+.

Anti-lock Brakes -> Achieva, Beretta, Cavalier, Century, Corsica, Cutlass Ciera, Cutlass Cruiser, Cutlass Supreme, Grand Am, Grand Prix, Lumina, Regal, Skylark, Sunbird & 1993-94 Camaro, Firebird & Prizm (Delco-Moraine VI Type) -> Diagnosis & Testing -> 1992 -> 1993 GRAND PRIX, 1993-94 ACHIEVA, BERETTA, CAVALIER, CORSICA, CUTLASS SUPREME, GRAND AM, LUMINA, REGAL, SKYLARK & SUNBIRD -> 1993-94 CAMARO & FIREBIRD, 1994 GRAND PRIX, CENTURY & CUTLASS CIERA & CRUISER -> 1993-94 PRIZM -> ABS & RED BRAKE WARNING LAMP CONTROL -> ABS AUTOMATED MOTOR PACK -> ABS VERSION -> ABS Warning Lamp Diagnosis -> Accessing Diagnostic Trouble Codes -> AUTOMATED SELF-DIAGNOSING MODULATOR -> Clearing Diagnostic Trouble Codes -> Component Testing -> Diagnostic Circuit Check -> Diagnostic Tests -> ECU 24-Pin Connector Identification -> ENABLE RELAY -> GEAR TENSION RELIEF SEQUENCE -> HYDRAULIC FUNCTIONAL CONTROL -> MOTOR -> MOTOR PACK FUNCTIONAL -> NO GEAR MOVEMENT -> SOLENOIDS -> System Testing -> VOLTAGE (BATTERY) LOAD -> Wiring Diagrams
Vehicle: 1993 Buick Century Special 3.3 V6 GAS

System Testing

This system contains a sophisticated onboard diagnostics that can by accessed with a bidirectional "SCAN" tool. To properly diagnose the ABS system a GM TECH 1 bidirectional scan tool or suitable equivalent is necessary. The scan tool can be used to identify system faults as specifically as possible including whether or not the fault is intermittent. The scan tool can also be used to monitor the input and output signals of the ABS Module, manually control system components and perform automated functional tests. Using the scan tool, allows for accurate fault conf...

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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 Scheduled Maintenance -> 1980-06 Gasoline Engine Models Except Catera, LeMans (1988-93) Metro, Nova (1985-88), Saturn & Sprint -> Normal Service -> Severe Service
Vehicle: 1995 Buick Century Custom 3.1 V6 GAS

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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: 1993 Buick Century Special 3.3 V6 GAS

  • Raise and support vehicle, then remove tire and wheel assembly.
  • Install a brass drift or a screwdriver to prevent rotor from turning.
  • Remove shaft nut and washer.
  • Remove brake caliper from steering knuckle and suspend caliper assembly.
  • Remove rotor from hub and bearing assembly, then stabilizer shaft or link from control arm.
  • Remove ball joint from steering knuckle.
  • Remove drive axle from transaxle using axle shaft remover tool No. J-33008, a...

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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+.

Reset Procedures
Vehicle: 2004 Buick Century Custom 3.1 V6 GAS

The Low Tire Pressure indicator will turn On when the pressure in one of the tires becomes 12 psi. lower or higher then the other three. The TPMS uses the ABS (Anti-Lock Brake System) wheel speed sensors to determine if a tire is low by a variation in wheel speed.

  • Inflate all tires to vehicle manufacturer's specifications.
  • Place the ignition swi...

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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+.

Starter, Replace
Vehicle: 1993 Buick Century Limited 2.2 L4 GAS

Upon removal of starter, note if any shims are used. If shims are used, they should be reinstalled in their original location during installation.

If starter is noisy during cranking, remove one .015 inch double shim or add one .015 inch single shim to outer bolt. If starter makes a high pitched whine after firing, add .015 inch d...

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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: 2003 Buick Century Limited 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 -> Active Handling System Warning Lamp ->
Vehicle: 2005 Buick Century Limited 3.1 V6 GAS

This lamp should light for a approximately 6-8 seconds when the ignition is turned on as a bulb check. The lamp will also come on as the system is...

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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+

Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2002 Buick Century Custom 3.1 V6 GAS

Inlet

  • Drain cooling system into a suitable container.
  • Remove fuel injector sight shield.
  • Release clamp on heater inlet hose using hose clamp pliers J 38185 or equivalent.
  • Disconnect heater inlet hose from inlet pipe.
  • Release clamp on heater inlet hose using hose clamp pliers J 38185 or equivalent.
  • Disconnect heater inlet hose from heater core.
  • Remove hose from vehicle.
  • Reverse procedure to ...

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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: 2005 Buick Century Limited 3.1 V6 GAS

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

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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+.

Cigar Lighter Jumper Harness Diagram for 2005 Buick Century Special Edition 3.1 V6 GASCigar Lighter Jumper Harness Diagram for 2005 Buick Century Special Edition 3.1 V6 GAS

Components on diagram:
  • Connector C-242
  • RH Side Of Engine  Diagram for 1989 Buick Century Limited 3.3 V6 GASRH Side Of Engine Diagram for 1989 Buick Century Limited 3.3 V6 GAS

    Components on diagram:
  • Coolant Temperature Sender
  • Crankshaft Position Sensor
  • Coolant Temperature Sensor
  • 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.

    1994 Buick Century Special 3.1 V6 GAS Wiring Diagram1994 Buick Century Special 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Wiper Washer Switch
  • Wiper Motor Module
  • Washer Motor
  • Park Switch
  • 1998 Buick Century Limited 3.1 V6 GAS Wiring Diagram1998 Buick Century Limited 3.1 V6 GAS Wiring Diagram

    Components on diagram:
  • Turn Signal Switch
  • RH Headlamp
  • LH Headlamps
  • Hazard Lamp/Turn Signal Lamp Flasher
  • 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: INSTRUCTIONS TO BE FOLLOWED TO AID IN OBTAINING ROOT CAUSE ANALYSIS ON BOTH OEM AND GOODWRENCH ENGINES, TRANSMISSIONS AND TRANSFER CASES - REVISED
    Vehicle: 1989 Buick Century Custom 2.5 L4 GAS

    Auto Systems:
  • Drive Axles, Shafts, U-Joints, CV-Joints
  • Manual Trans, Clutches, Linkage, MTX
  • Automatic Trans, Coolers, Torque Converter
  • Diesel Engines
  • Gasoline Engines
  • 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 details1996 Buick Century Ignition Lock Cylinder, Keys included; For use with chrome retainer bolts; A high quality, direct fit OE replacement ignition lock cylinder; Backed by 1-year limited TruckEFX warranty..

    Source: Auto Body Parts Store

    $22.93

    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 details2005 Buick Century Driver Side Tail Light Assembly, Driver Side Tail Light Assembly, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $101.50

    Click here to view more details1989 Buick Century Custom L4, 2.5 L, 2474 CC, 151 CID Rebuilt Engine, FWD, Roller cam, Trigger fire ignition, Balance shaft, Block #980, Head #642 No oil pump supplied, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,557.00

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

    Source: Used Auto Parts Store

    $62.00

    Click here to view more details2004 Buick Century Used Hub Bearing , Passenger Side, Rear; Without ABS, Very Good.

    Source: Used Auto Parts Store

    $69.00
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