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1993 Cadillac DeVille 4.9L Misfire
Posted to GM Driveability on 8/31/1998

Misfires 50% of the time, #6 cylinder. Another shop saw this first for the same reason. They tuned it with new plugs and wires. We checked for hc in the radiator in case of head gasket leakage causing a wet plug, no hc present. Compression ok, 130 psi. Replace...

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car Vehicle Data

1993 Cadillac DeVille

VIN 1G6CD53B9P
Engine4.9 L / 8 cyl
EmissionsCa emissions
SymptomsMisfire
OccursIntermittently
Message Closed w/FIX

car Vehicle Data

1993 Cadillac DeVille

VIN 1G6CD53B9P
Engine4.9 L / 8 cyl
EmissionsCa emissions
SymptomsMisfire
OccursIntermittently