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1990 Pontiac Grand Am LE 2.5L Surge
Posted to GM Driveability on 5/14/1999

Hey guys, this one is kicking our butts. This car has an idle surge that I can't find. It surges from 850 to 1100 and when it hits 1100 it leans out, misfires and returns to 850, all on a 3 second rotation, over and over. It is a fuel control problem- not timi...

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car Vehicle Data

1990 Pontiac Grand Am LE

VIN 1G2NE54U5L
Engine2.5 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFI / TBI
EmissionsFED
SymptomsSurge
OccursIdle
Message Closed

car Vehicle Data

1990 Pontiac Grand Am LE

VIN 1G2NE54U5L
Engine2.5 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFI / TBI
EmissionsFED
SymptomsSurge
OccursIdle