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1994 Cadillac DeVille 4.9L Poor Idle Quality, no power
Posted to GM Driveability on 6/6/2002 7 Replies

hi, this cad came in with a no power problem, won't get out of its own way. fuel pressure is 40psi running, back pressure is 1 to 1.5 at 2500rpm decarboned motor with [...] seems to be moving i put car in set timing mode and set to 10 deg run for awile and it ...

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car Vehicle Data

1994 Cadillac DeVille

VIN 1G6KD52B6R
Engine4.9 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
Emissionsobd1
SymptomsPoor Idle Quality, No Power
OccursAlways
Message Closed

car Vehicle Data

1994 Cadillac DeVille

VIN 1G6KD52B6R
Engine4.9 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
Emissionsobd1
SymptomsPoor Idle Quality, No Power
OccursAlways