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2004 Pontiac Grand Am SE1 3.4L Poor Idle Quality, Misfire
Posted to GM Driveability on 4/14/2016 30 Replies

This ones kicking my butt. Came in complaining of a rough idle and check engine light on. test drove vehicle to find it runs good off idle, but has a very slight roughness at idle. Nothing crazy. Code is p0300. computer is counting misfires pretty steadily on ...

30 Replies Received (View Replies)

  Related Documents & Media  2004 Pontiac Grand Am SE1

 
Message Closed w/Summary

car Vehicle Data

2004 Pontiac Grand Am SE1

VIN 1G2NF52E94
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursIdle

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/Summary

car Vehicle Data

2004 Pontiac Grand Am SE1

VIN 1G2NF52E94
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursIdle

Trouble Codes

P0300Multiple Misfire Detected