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1990 Pontiac Firefly 1.0L Excessive Emissions, Poor Idle Quality, Hesitation
Posted to GM Driveability on 11/6/2000

Customer complaint of engine buck and dont want to accelerate after engine have been stopped and restarted hot. Checked basic and advanced ignition timing ok, injector leaking ok, spark plugs, just a clue with the vacuum reading... When you start vehicle the n...

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car Vehicle Data

1990 Pontiac Firefly

VIN JG7MT6167L
Engine1.0 L / 3 cyl / GAS
Trans3-speed Automatic (Electronic)
DeliveryFI
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation
OccursHot, on Accel
Message Closed w/FIX

car Vehicle Data

1990 Pontiac Firefly

VIN JG7MT6167L
Engine1.0 L / 3 cyl / GAS
Trans3-speed Automatic (Electronic)
DeliveryFI
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation
OccursHot, on Accel