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1995 Pontiac Firebird 3.4L Excessive Emissions
Posted to GM Driveability on 12/18/2002 8 Replies

This engine runs way too rich when cold only for like the first three minutes and then the engine runs just fine. Then the spark plugs get fouled out.

MAP, TP, injector current, manifold vacuum, O2 sensors (without heaters), Baro, and exhaust restriction are ...

8 Replies Received (View Replies)

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car Vehicle Data

1995 Pontiac Firebird

VIN 2G2FS22S62
Engine3.4 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI / SEFI
EmissionsNot OBD-II Compliant
SymptomsExcessive Emissions
OccursCold
Misc.Air Pump
Message Closed w/FIX

car Vehicle Data

1995 Pontiac Firebird

VIN 2G2FS22S62
Engine3.4 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI / SEFI
EmissionsNot OBD-II Compliant
SymptomsExcessive Emissions
OccursCold
Misc.Air Pump