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1996 Cadillac DeVille 4.6L Misfire, Misfire on restart
Posted to GM Driveability on 5/24/2001 5 Replies

Car will misfire (feels like) at cruise speeds when converter is locked up. Had trouble with PO307 code in the past. Long term fuel trim bank 1 is -14, Long term trim bank 2 is 2. Sometimes will misfire for a few seconds on restart like a car with a combustion...

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  Related Documents & Media  1996 Cadillac DeVille

 
Message Closed w/Summary

car Vehicle Data

1996 Cadillac DeVille

VIN 1G6KD52YOT
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire, Misfire on Restart
OccursCruise, Idle, Intermittently, Will Sometimes Misfire on Restart

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/Summary

car Vehicle Data

1996 Cadillac DeVille

VIN 1G6KD52YOT
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire, Misfire on Restart
OccursCruise, Idle, Intermittently, Will Sometimes Misfire on Restart

Trouble Codes

P0300Multiple Misfire Detected