1985 Pontiac Firebird Service and Repair Manual

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Covers all 1985 Firebird trims — Trans Am Coupe 2-Door, Base Coupe 2-Door, S/E Coupe 2-Door ·
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1985 Pontiac Firebird 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.

Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.

What’s included

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

Trims covered

  • Trans Am Coupe 2-Door
  • Base Coupe 2-Door
  • S/E Coupe 2-Door

Engines covered

  • 5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
  • 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated
  • 2.5L 2474CC 151Cu. In. l4 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 #85V16900020/12/1985Component: SEAT BELTS:FRONT:WEBBING

DISLOCATION OF A SPRING COVER WILL NOT ALLOW THE SHOULDER BELT TO RETRACT AFTER BEING EXTENDED.

Remedy

INSTALL RETAINING SPRINGS ON SPRING COVER OF FRONT SHOULDER BELT RETRACTOR AND, WHEN REQUIRED, RETR

NHTSA #85V01800015/02/1985Component: WHEELS:HUB

THE HUB AREA OF THE WHEELS MAY NOT BE STRUCTURALLY SOUND AND THUS SUBJECT TO FRACTURE.

Remedy

INSTALL NEW FRONT AND REAR TIRE/WHEEL ASSEMBLIES.

No service bulletins No technical service bulletins on file with NHTSA for the 1985 Pontiac Firebird.
19950505Component: STRUCTURE:BODY:ROOF AND PILLARSCrash reported1 injured1 fatalities

CONSUMER'S SON WAS KILLED WHILE DRIVING VEHICLE; HIT BY ANOTHER VEHICLE; SPEED (BOTH CARS) 55 MPH; T-TOP DISCONNECTED; VEHICLE TOTALED.GLASS CUT SPINAL CORD.

19950505Component: SEAT BELTS:FRONT:WEBBINGCrash reported1 injured1 fatalities

SEAT BELT BROKEN. TT

19960116Component: SEAT BELTS:FRONT:BUCKLE ASSEMBLYCrash reported1 injured

WHILE DRIVING ABOUT 10 MPH SLID AND WENT TO THE CRUB AND THE PASSENGER SEAT BELT HAD UNLOCKED AND THE SPRING FROM THE SEAT BELT WAS FOUND ON THE FLOOR. TT

19980503Component: FUEL SYSTEM, GASOLINE:DELIVERYFire reported

VEHICLE CAUGHT FIRE UNDER THE LEFT REAR AREA, BELIEVED TO BE CAUSED BY A FUEL LINE CONNECTOR.

19960114Component: ELECTRICAL SYSTEM:WIRING: REAR COMPARTMENT/TRUNKFire reported

VEHICLE FIRE UNDERNEATH REAR OF VEHICLE. TT

Showing the 5 most serious of 22 complaints filed with NHTSA.

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