What's New for 1991 Pontiac Firebird
Knowing how much a vehicle has changed from previous model years can help provide additional context when reviewing reliability ratings. Our Editors give you the bottom-line on what's new, the pros, the cons and more.
What's New for 1991
Top level V8 engines get more horsepower. Front and rear styling is freshened. Rocker panel extensions are restyled. Base coupes get new Sport Appearance Package. Read More
Long-Term Reliability Ratings by Identifix
Portions © 2008 by Identifix, Inc. All rights reserved
Ratings Key
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Minimal Problems |
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Moderate Problems |
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Significant Problems |
1991 Pontiac Firebird Reliability Rating
| Category |
Rating |
Comments |
| Engine |
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Common problems on this vehicle are failures of the Coolant Fan Temperature Switch (VIN E TBI-V8 engine only), the Fuel Injectors (V6 engine only) and the Electronic Control Module (ECM), and a periodic problem is failure of the Fuel Injectors (PFI-V8 engine only). Failures of the Fuel Injectors may prevent the vehicle from starting. The cost to repair the Coolant Fan Temperature Switch is estimated at $9.00 for parts and $19.50 for labor.The cost to repair the Fuel Injectors (V6 engine) is estimated at $126.00 each for parts (total of 6) and $175.50 for labor.The cost to repair the ECM is estimated at $134.00 for parts and $65.00 for labor.The cost to repair the Fuel Injectors (PFI-V8 engine) is estimated at $134.00 each for parts (total of 8) and $338.00 for labor.All prices are estimates based on $65 per flat rate hour and do not include diagnostic time or any applicable sales tax. |
| Transmission & Driveline |
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| Steering & Suspension |
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| Brake |
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| Heating & Air Conditioning |
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This vehicle was originally charged with R-12 refrigerant which is no longer being manufactured. The refrigerant is still available, but it is very expensive ($25.00-$50.00 per pound, 2-5 pounds per vehicle). Conversion to the new R-134A refrigerant is possible, at an average cost of about $100-$250 parts and labor. All prices are estimates based on $65.00 per flat rate hour and do not include diagnostic time or any applicable sales tax. |
| Starting & Charging |
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An occasional problem on this vehicle is failure of the Ignition Lock Cylinder. This failure will prevent the vehicle from starting. The cost to repair the Ignition Lock Cylinder is estimated at $50.00 for parts and $97.50 for labor.All prices are estimates based on $65 per flat rate hour and do not include diagnostic time or any applicable sales tax. |
| Accessories |
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| Overall |
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4 out of 5 |
Reliability ratings displayed above reflect style specific standard features and may vary from aggregated values displayed for the same year in the historical model overview below.
Reliability History for Pontiac Firebird
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1991 |
1992 |
1993 |
1994 |
1995 |
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| Transmission & Driveline |
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| Steering & Suspension |
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| Brake |
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| Heating & Air Conditioning |
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| Starting & Charging |
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| Accessories |
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| Overall |
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Reliability History for Pontiac
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1991 |
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1995 |
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| Brake |
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| Heating & Air Conditioning |
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| Starting & Charging |
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