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1990 Pontiac Grand Am 2.5L Poor Idle Quality, Stall, MIL Lamp on, int. hard start.
Posted to GM Driveability on 5/7/1998

Hello group. Need some input on this 90 Grand am, 2.5 L dis tbi. It intermittantly sets a code 35 for iac control problems. When watching data on mastertech, the counts go to 0 which usually indicates a vacuum leak. There are no leaks. The iac is new and the u...

 
Message Closed w/FIX

car Vehicle Data

1990 Pontiac Grand Am

VIN [No VIN Available]
Engine2.5 L / 4 cyl
SymptomsPoor Idle Quality, Stall, MIL Lamp on, Int. Hard Start.
OccursIntermittently
Message Closed w/FIX

car Vehicle Data

1990 Pontiac Grand Am

VIN [No VIN Available]
Engine2.5 L / 4 cyl
SymptomsPoor Idle Quality, Stall, MIL Lamp on, Int. Hard Start.
OccursIntermittently