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2008 Hummer H3 3.7L Misfire
Posted to GM Driveability on 5/24/2011 4 Replies

I've got the vehicle coming in 2days from now to run low pressure cylinder leakdown test and clean fuel injectors again. any other ideas?

4 Replies Received (View Replies)

  Related Documents & Media  2008 Hummer H3

 
Message Closed w/Summary

car Vehicle Data

2008 Hummer H3

VIN 5TGTEN13EX
Engine3.7 L / 5 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIdle

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/Summary

car Vehicle Data

2008 Hummer H3

VIN 5TGTEN13EX
Engine3.7 L / 5 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIdle

Trouble Codes

P0300Multiple Misfire Detected