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1991 Cadillac Fleetwood 4.9L Misfire
Posted to GM Driveability on 1/25/2008 28 Replies

We have a miss on #4 cylinder, fuel pressure good, injector working, 175lbs comp 75 running. Spark good, cap replaced, plug replaced. This miss starts at cold start up and continues even after warm up. I can't give you gas reading as we don't have a gas analiz...

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  Related Documents & Media  1991 Cadillac Fleetwood

 
Message Closed w/FIX

car Vehicle Data

1991 Cadillac Fleetwood

VIN 1GEDZ90B1M
Engine4.9 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / pfi
Emissionsfed
SymptomsMisfire
OccursAlways, Cold, Hot
Misc.Hearse
Message Closed w/FIX

car Vehicle Data

1991 Cadillac Fleetwood

VIN 1GEDZ90B1M
Engine4.9 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / pfi
Emissionsfed
SymptomsMisfire
OccursAlways, Cold, Hot
Misc.Hearse