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1995 Pontiac Firebird 3.4L Excessive Emissions, Poor Idle Quality, Surge, Poor Fuel Economy
Posted to GM Driveability on 1/9/2003 8 Replies

Well here we go on cold start this pontiac spits misses acts like plug fouled. You can let it run 30 seconds shut it off and restart and the miss clears up but it still acts rich. After hot it runs fine on highway but at idle still has rich smell. No codes map...

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car Vehicle Data

1995 Pontiac Firebird

VIN 2G2FS22S4S
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsNot OBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Surge, Poor Fuel Economy
OccursCold, Intermittently
Message Closed

car Vehicle Data

1995 Pontiac Firebird

VIN 2G2FS22S4S
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsNot OBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Surge, Poor Fuel Economy
OccursCold, Intermittently