1987 Oldsmobile Firenza Service and Repair Manual

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Covers all 1987 Firenza trims — Cruiser Wagon 4-Door, LC Coupe 2-Door, GT Hatchback 2-Door +4 more ·
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1987 Oldsmobile Firenza 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

  • Cruiser Wagon 4-Door
  • LC Coupe 2-Door
  • GT Hatchback 2-Door
  • Base Sedan 4-Door
  • Base Coupe 2-Door
  • LX Sedan 4-Door
  • S Hatchback 2-Door

Engines covered

  • 2.0L 1998CC 122Cu. In. l4 GAS OHV Naturally Aspirated
  • 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated
  • 2.8L 173Cu. 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 #86V12800015/09/1986Component: PARKING BRAKE:CONVENTIONAL:MECHANICAL

PARKING BRAKE LEVER MECHANISMS MAY NOT PROPERLY ENGAGE WHEN APPLIED AS REQUIRED BY FMVSS 105.

Remedy

REPLACE PARKING BRAKE LEVER ASSEMBLY.

NHTSA #87V18400001/12/1987Component: FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP

THE FUEL FEED AND/OR RETURN HOSE/PIPE ASSEMBLIES COULD CRACK OR SEPARATE, ALLOWING FUEL TO LEAK INTO THE UNDERHOOD AREA.

Consequence

THIS COULD RESULT IN AN UNDERHOOD FIRE, WITHOUT PRIORWARNING, AND CAUSE INJURY TO OCCUPANTS.

Remedy

REPLACE BOTH FUEL FEED AND RETURN HOSE/PIPE ASSEMBLIES.

TSB #613590

INFORMATION REGARDING SNOW INTRUSION INTO REAR DRUM BRAKE ASSEMBLIES. **MR

No complaints filed No consumer complaints on file with NHTSA for the 1987 Oldsmobile Firenza.

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