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1991 Buick Regal 3.8L Excessive Emissions, Poor Idle Quality
Posted to GM Driveability on 5/9/1998

Secondary Ignition test results

1 6 5 4 3 2 11.0 10.5 10.1 11.2 13.9 14.6 power 2.8 1.3 4.9 1.6 3.1 1.7 waste Hc very high @ idle somewhat rough idle #5 cylinder seems to be totaly dead I know that compression is lower on that cyl but is it the cause of high...

  Related Documents & Media  1991 Buick Regal

 
Message Closed w/FIX

car Vehicle Data

1991 Buick Regal

VIN 2G4WD54L8M
Engine3.8 L / 6 cyl
EmissionsUS Fed Emmissions
SymptomsExcessive Emissions, Poor Idle Quality
OccursIdle
Message Closed w/FIX

car Vehicle Data

1991 Buick Regal

VIN 2G4WD54L8M
Engine3.8 L / 6 cyl
EmissionsUS Fed Emmissions
SymptomsExcessive Emissions, Poor Idle Quality
OccursIdle