1998 Pontiac Firebird Service and Repair Manual

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Factory-Grade Data

1998 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

  • Formula Coupe 2-Door
  • Trans Am Coupe 2-Door
  • Trans Am Convertible 2-Door
  • Base Convertible 2-Door
  • Formula Convertible 2-Door
  • Base Coupe 2-Door

Engines covered

  • 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
  • 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

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Vehicle Safety Data

1998 Pontiac Firebird Recalls & Complaints

No active recalls The 1998 Pontiac Firebird 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 80 technical service bulletins on file with NHTSA.

20040323Component: AIR BAGS:FRONTALCrash reported2 injured

WHILE DRIVING 30 MPH THE VEHICLE WAS INVOLVED IN A HEAD ON COLLISION. THE DUAL AIR BAGS DID NOT DEPLOY. THE VEHICLE WAS TOTALED DUE TO SEVERE DAMAGE. *NM DRIVER HIT SHOULDER ON THE STEERING WHEEL

20040323Component: UNKNOWN OR OTHERCrash reported2 injured

WHILE DRIVING 30 MPH THE VEHICLE WAS INVOLVED IN A HEAD ON COLLISION. THE DUAL AIR BAGS DID NOT DEPLOY. THE VEHICLE WAS TOTALED DUE TO SEVERE DAMAGE. *NM DRIVER HIT SHOULDER ON THE STEERING WHEEL

20001109Component: AIR BAGS:FRONTALCrash reported2 injured

WHILE DRIVING AT 40-45 MPH HIT A SOFT SPOT ON SHOULDER,VEHICLE SPUN OUT OF CONTROL, HIT MAIL BOX/ PHONE BOX/TREE, AND ROLLED OVER, COMMING TO A STOP IN MIDDLE OF ROAD, UPSIDE DOWN. AIRBAGS DID NOT DE

20010926Component: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITEDCrash reported1 injured

VEHICLE WOULD FAIL TO STOP WHEN APPLYING ABS BRAKES SUDDENLY TO AVOID AN ACCIDENT AT 45MPH. HAD HIT ANOTHER VEHICLE AT 90 DEGREE ANGLE. UPON IMPACT, AIR BAGS FAILED TO DEPLOY. DRIVER WAS INJURED, BUT

20010926Component: AIR BAGS:FRONTALCrash reported1 injured

VEHICLE WOULD FAIL TO STOP WHEN APPLYING ABS BRAKES SUDDENLY TO AVOID AN ACCIDENT AT 45MPH. HAD HIT ANOTHER VEHICLE AT 90 DEGREE ANGLE. UPON IMPACT, AIR BAGS FAILED TO DEPLOY. DRIVER WAS INJURED, BUT

Showing the 5 most serious of 91 complaints filed with NHTSA.

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