1997 Buick Century Service and Repair Manual

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Factory-Grade Data

1997 Buick Century service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical coverage with wiring diagrams
  • Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more

Trims covered

  • Custom Sedan 4-Door
  • Limited Sedan 4-Door

Engines covered

  • 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Payment methods

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  • Union Pay
  • Visa

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Vehicle Safety Data

1997 Buick Century Recalls & Complaints

NHTSA #09E00500017/02/2009Component: STEERING

DORMAN IS RECALLING 979 STEERING KNUCKLES, DORMAN P/NOS. 697-902 AND 697-903, SOLD UNDER DORMAN'S "OE SOLUTIONSTM" BRAND NAME, AND NAPA P/NOS. 7-8502 AND 7-8503 WHICH WERE SOLD FOR REPLACEM

Consequence

A BROKEN STEERING KNUCKLE COULD RESULT IN LOSS OF STEERING CONTROL AND A POSSIBLE CRASH WITHOUT WARN

Remedy

DORMAN WILL NOTIFY OWNERS AND REPLACE THE DEFECTIVE STEERING KNUCKLES FREE OF CHARGE AND REIMBURSE T

NHTSA #99V34800016/12/1999Component: VISIBILITY:WINDSHIELD WIPER/WASHER:LINKAGES

VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE WINDSHIELD WIPERS MAY STOP WORKING DUE TO A SEPARATION BETWEEN THE DRIVE PIN AND CRESCENT IN THE CRANK ARM ASSEMBLY.

Consequence

DRIVER VISIBILITY COULD BE REDUCED, INCREASING THE RISK OF A CRASH.

Remedy

DEALERS WILL INSPECT THESE VEHICLES FOR THE PRESENCE OF A PLASTIC WATER DEFLECTOR AND, IF NECESSARY,

NHTSA #98V10200015/05/1998Component: EXTERIOR LIGHTING:HEADLIGHTS

VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE OWNER MANUALS DO NOT CONTAIN THE REQUIREMENT INFORMATION PERTAINING TO THE VEHICLE HEADLAMP AIMING DEVICE. THIS DOES NOT COMPLY WITH REQUIREMENTS OF FMV

Consequence

IF THE HEADLAMP ASSEMBLIES ARE REPLACED, CUSTOMERS MAY NOT BE ABLE TO PROPERLY AIM THE HEADLIGHTS.

Remedy

OWNERS WILL BE MAILED AN OWNER MANUAL'S INSERT WHICH CONTAINS THE APPROPRIATE INFORMATION.

TSB #10208027

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and

TSB #10171318

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and

TSB #10248444

Vehicle Recalls

TSB #10168979

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock ce

TSB #10165876

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock ce

TSB #10157018

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and

TSB #10141381

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock c

TSB #10137901

This informational bulletin provides the technician with information on what E85 fuel may due to a non E85 vehicle.

Showing the 8 most recent of 92 technical service bulletins on file with NHTSA.

20020822Component: AIR BAGS:FRONTALCrash reported1 injured

VEHICLE WAS INVOLVED IN A BROADSIDE COLLISION AND NEITHER AIR BAG DEPLOYED. DEALER AND MANUFACTURER HAVE NOT BEEN NOTIFIED AT THIS TIME. *AK ONE PERSON WAS INJURED IN THE ACCIDENT. JLG

20000127Component: AIR BAGS:FRONTALCrash reported

VEHICLE WAS INVOLVED IN A FRONTAL COLLISION AND AIRBAGS DID NOT DEPLOY. MANUFACTURER HAS BEEN NOTIFIED. *AK

19981124Component: ELECTRICAL SYSTEM:HORNCrash reported

IT'S VERY DIFFICULT FOR CONSUMER TO HONK THE HORN BECAUSE THE BOTTOM HORN IS SO SMALL AND SO HARD THAT HE COULDN'T OPERATE IT. CAUSING CONSUMER TO HAVE AN ACCIDENT. *AKTHE SERVICE MANAGER TOLD TO

19970312Component: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITEDCrash reported

WHILE COMING DOWN A STEEP HILL THE BRAKES FAILED, CAUSING CONSUMER VEHICLE TO RUN OFF INTO SOMEONES YARD, CONSUMER STATES SHE PUSHED THE BRAKE PEDAL WENT TO THE FLOOR, BUT THERE WAERE NO BRAKES. NO

20170221Component: ELECTRICAL SYSTEMFire reported

ENGINE COMPARTMENT FIRE

Showing the 5 most serious of 132 complaints filed with NHTSA.

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