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1991 Buick Skylark 3.3L Poor Idle Quality
Posted to GM Driveability on 10/30/1998

Hi group,

We have this 91 Buick that #2 cylinder is dead at an idle. The compression (several tries) is 120 to 130. A good cylinder is 145. Ignition pattern looks great. Injector is getting power and a ground from the computer. Vacuum at idle is a steady 17....

  Related Documents & Media  1991 Buick Skylark

 
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car Vehicle Data

1991 Buick Skylark

VIN 1G4NV54N9M
Engine3.3 L / 6 cyl
SymptomsPoor Idle Quality
OccursAlways
Message Closed

car Vehicle Data

1991 Buick Skylark

VIN 1G4NV54N9M
Engine3.3 L / 6 cyl
SymptomsPoor Idle Quality
OccursAlways