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1992 Cadillac Seville 4.9L Poor Idle Quality, Hesitation, Misfire, Poor Fuel Economy
Posted to GM Driveability on 2/7/2013 14 Replies

i have cyls 3,5,2,4 dead according to contribution test. car is bogging, misfiring, just flat out wont run decent enough to get a timing light to show good reading. this one is really getting me. i have good fire, fuel, compression and a good cat. please help ...

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  Related Documents & Media  1992 Cadillac Seville

 
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car Vehicle Data

1992 Cadillac Seville

VIN 1G6KY53B6N
Engine4.9 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / multiport
Emissionsus fed emissions
SymptomsPoor Idle Quality, Hesitation, Misfire, Poor Fuel Economy
OccursAlways
Misc.New Engine Unknown Milage
Message Closed w/FIX

car Vehicle Data

1992 Cadillac Seville

VIN 1G6KY53B6N
Engine4.9 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / multiport
Emissionsus fed emissions
SymptomsPoor Idle Quality, Hesitation, Misfire, Poor Fuel Economy
OccursAlways
Misc.New Engine Unknown Milage