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1990 Cadillac DeVille 4.5L Surge, Misfire
Posted to GM Driveability on 8/27/1999

intermit. engine missfire/backfire,decell stall hot/cold can run good for months then poor again never a cel light,egr checked,all ecm data in norm. parameters.

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car Vehicle Data

1990 Cadillac DeVille

VIN 1G6CD5330L
Engine4.5 L / 8 cyl
Emissionsfed
SymptomsSurge, Misfire
OccursIntermittently
Message Closed w/FIX

car Vehicle Data

1990 Cadillac DeVille

VIN 1G6CD5330L
Engine4.5 L / 8 cyl
Emissionsfed
SymptomsSurge, Misfire
OccursIntermittently