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1996 Pontiac Firebird Trans Am 5.7L Hesitation, Misfire
Posted to GM Driveability on 8/7/2011 12 Replies

All right, Hoping im just lost here, The car has a 383 stroker just had the tune done (Very good tuner)(car ran like sh#$ before tune) now runs and idies great the problem im having is a misfire and stumble in 3,4,5 gear under hard accel, Ive changed the opti,...

12 Replies Received (View Replies)

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car Vehicle Data

1996 Pontiac Firebird Trans Am

VIN 2G2FV22P4T
Engine5.7 L / 8 cyl / GAS
Trans6-speed Standard
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire
OccursHot, Under Load, on Accel
Message Closed

car Vehicle Data

1996 Pontiac Firebird Trans Am

VIN 2G2FV22P4T
Engine5.7 L / 8 cyl / GAS
Trans6-speed Standard
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire
OccursHot, Under Load, on Accel