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1990 Cadillac DeVille 4.5L Hesitation, Misfire
Posted to GM Driveability on 11/23/2010 15 Replies

I have ths Cadillac that feels like it is missing when hot under a load. Replaced the cap rotor wires coil spark plugs. The customer brought it to the dealer they said the egr valve was bad I put in a egr valve and it is still doing the same thing. Fule psi is...

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  Related Documents & Media  1990 Cadillac DeVille

 
Message Closed w/Summary

car Vehicle Data

1990 Cadillac DeVille

VIN 1G6CD5331L
Engine4.5 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection
SymptomsHesitation, Misfire
OccursHot, Under Load
Message Closed w/Summary

car Vehicle Data

1990 Cadillac DeVille

VIN 1G6CD5331L
Engine4.5 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection
SymptomsHesitation, Misfire
OccursHot, Under Load