Cadillac STS Engine Idle Erratic

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1998 Cadillac STS Fluctuating Idle.... Bad Gas...

1998 CADILLAC STS

The Car Has The 4.6 Dohn 32 Valve Northstar Engine. I Pulled Into A Parking Lot, Shut It Off. It Was Running Fine At That Point In Time....

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Asked by jrc9009

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Backfire Burning Oil Damaged Hard to Start Hesitate Idle Erratic Idle High Idle Rough Low Power Misfire Not Cranking Over Not Running Overheat Poor Mileage Revs Up Runs Hot Runs Rough Stall While Driving Stall at Idle Vibration Whine

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