1987 Buick Riviera Service and Repair Manual

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Covers all 1987 Riviera trims — Luxury Coupe 2-Door, T-Type Coupe 2-Door ·
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1987 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

  • Luxury Coupe 2-Door
  • T-Type Coupe 2-Door

Engines covered

  • 3.8L 3800CC 231Cu. 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
NHTSA #88V07800010/05/1988Component: STEERING:HYDRAULIC POWER ASSIST:PUMP

INSUFFICIENT CLEARANCE BETWEEN THE POWER STEERING PUMP PRESSURE HOSE ASSEMBLY AND THE TRANSMISSION GOVERNOR/SPEED SENSOR CONNECTOR COULD CAUSE ABRASION OF THE HOSE.

Consequence

THIS COULD RESULT IN A FLUID LEAK, WITH THE POTENTIAL FORAN UNDERHOOD FIRE.

Remedy

REPLACE THE POWER STEERING PUMP PRESSURE HOSE.

No service bulletins No technical service bulletins on file with NHTSA for the 1987 Buick Riviera.
19990804Component: ENGINE AND ENGINE COOLING:ENGINE

TIMING CHAIN BROKE AT STARTUP. NLM

19970222Component: ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH

ONBOARD COMPUTER FAILURE.

19960806Component: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

WHEN DRIVING THE VEHICLE CUT OFF/STALLS, CAUISING LOSS OF POWER STEERING.*AK

19960806Component: ELECTRICAL SYSTEM:IGNITION

WHEN DRIVING THE VEHICLE CUT OFF/STALLS, CAUISING LOSS OF POWER STEERING.*AK

Showing the 4 most serious of 8 complaints filed with NHTSA.

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