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1989 Cadillac DeVille 4.5L Poor Idle Quality, Misfire
Posted to GM Driveability on 2/20/1999

car came in for a rough idle, had been to a caddy garage somewhere on the other side of state they told her #5 cyl low on compression (possible cam lobe wear) i checked comp and # 5 was 20-25 lbs lower. so i blew 15 lbs of air into cyl didnt hear any escap...

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car Vehicle Data

1989 Cadillac DeVille

VIN 1G6CD5150K
Engine4.5 L / 8 cyl
SymptomsPoor Idle Quality, Misfire
OccursIdle, Just Off Idle Light Load
Message Closed

car Vehicle Data

1989 Cadillac DeVille

VIN 1G6CD5150K
Engine4.5 L / 8 cyl
SymptomsPoor Idle Quality, Misfire
OccursIdle, Just Off Idle Light Load