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1990 Buick Skylark 3.3L Poor Idle Quality, Hesitation, Misfire, eng. shakes
Posted to GM Driveability on 2/2/2000

The engine in this car shakes, big time at Idle in park and right off idle under load, some times accompanied by a slight hesitation Its not noticeable at higher rpm it has new plugs and wires the fuel pressure is ok about 32 PSI 40 unregulated @ idle no g...

 
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car Vehicle Data

1990 Buick Skylark

VIN 14G4NJ14N2
Engine3.3 L / 6 cyl
SymptomsPoor Idle Quality, Hesitation, Misfire, Eng. Shakes
OccursAlways, Under Load, Idle
Message Closed

car Vehicle Data

1990 Buick Skylark

VIN 14G4NJ14N2
Engine3.3 L / 6 cyl
SymptomsPoor Idle Quality, Hesitation, Misfire, Eng. Shakes
OccursAlways, Under Load, Idle