1998 Buick Riviera Service and Repair Manual

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Factory-Grade Data

1998 Buick Riviera 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

  • Base Coupe 2-Door

Engines covered

  • 3.8L 3800CC 231Cu. In. V6 GAS OHV Supercharged

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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Vehicle Safety Data

1998 Buick Riviera Recalls & Complaints

No active recalls The 1998 Buick Riviera has no recalls on file with NHTSA.
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 #10170494

This informational bulletin provides information for dealers/technicians on Procedures to Unlock Delco Radio with Theftlock.

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 #10166638

This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

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

Showing the 8 most recent of 48 technical service bulletins on file with NHTSA.

20010410Component: TIRES:TREAD/BELTCrash reported

CONSUMER WAS TRAVELING ABOUT 30MPH AND ALL FOUR TIRES' TREAD SEPARATED, AND VEHICLE VEERED INTO MEDIAN STRIP.*AK

20010215Component: SEATS:FRONT ASSEMBLY:RECLINERCrash reported

VEHICLE WAS REARENDED WHILE AT A STANDSTILL. DRIVER'S SEAT COLLAPSED BACKWARDS DUE TO BACK BREAKING. BOTTOM OF TRACKS WAS TWISTED. *AK

20000922Component: TIRES:TREAD/BELTCrash reported

PE00 020; WAS TRAVELING ABOUT 40MHP ON THE HIGHWAY VEHICLE THREW HIM SIDEWAYS AND HE HITS SOME BUSHES VEHICLE WAS DAMAGED.*AK

20160205Component: ENGINEFire reported

TL* THE CONTACT OWNS A 1998 BUICK RIVIERA. WHILE STOPPED, THE CONTACT NOTICED SMOKE COMING FROM THE ENGINE COMPARTMENT OF THE VEHICLE. THE FAILURE RECURRED ON NUMEROUS OCCASIONS. THE CONTACT WAS A CE

20080122Component: SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLERFire reported

I STARTED MY CAR, 98 BUICK RIVIERA, AND TURNED THE SEAT HEATER ON. I CAME BACK 5 MINUTES LATER AND STARTED DRIVING MY CAR TO WORK. ABOUT 4 MINUTES AFTER I LEFT MY HOUSE I STARTED SMELLING SMOKE LIKE S

Showing the 5 most serious of 43 complaints filed with NHTSA.

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