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2001 Buick Park Avenue Ultra 3.8L Misfire
Posted to GM Driveability on 7/5/2012 20 Replies

Came in running bad found cyl number five not firing. Had spark so pulled plug and was flat. Something smashed gap closed. Reopened and road tested and will not do it again. Not sure what could intermitently close the gap on spark plug? when hard accelerating ...

20 Replies Received (View Replies)

  Related Documents & Media  2001 Buick Park Avenue Ultra

 
Message Closed w/FIX

car Vehicle Data

2001 Buick Park Avenue Ultra

VIN 1G4CU54131
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursUnder Load, on Accel, Intermittently

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

2001 Buick Park Avenue Ultra

VIN 1G4CU54131
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursUnder Load, on Accel, Intermittently

Trouble Codes

P0300Multiple Misfire Detected