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
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
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
This informational bulletin provides information for dealers/technicians on Procedures to Unlock Delco Radio with Theftlock.
THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE MEDIA DISC PLAYER WITH THE LATEST CALIBRATIONS TO CORRECT A CONDITION OF THE REAR ENTERTAINMENT SYSTEM NOT OPERATING AS INTENDED IN COLDER AMBIENT TEMPERATURE AREAS DUE TO CALIBR
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
INTERMITTENT CHUGGLE OR FISHBITE ON LIGHT ACCELERATION OR A HIGHWAY SPEEDS WITH NO DIAGNOSTIC TROUBLE CODES (DTCS). *TT
REAR SUSPENSION CLUNK NOISE. *TT
INFORMATION ON ERROR CODES ON RADIO DISPLAY THEIR CAUSE AND CORRECTIVE ACTION. *EH
Showing the 8 most recent of 65 technical service bulletins on file with NHTSA.
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
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
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
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
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.
