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2006 GMC Sierra 2500 HD SLE 6.0L MIL Lamp on
Posted to GM Driveability on 1/3/2010 12 Replies

Hi everyone, Happy New Year. I have this problem child here that will set a P0300 code randomly, but runs great. The problem used to occur at 60 mph while cruising, and could take months to reset. Now since I relearned the crank, it occurs at 45 mph while crui...

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  Related Documents & Media  2006 GMC Sierra 2500 HD SLE

 
Message Closed w/Summary

car Vehicle Data

2006 GMC Sierra 2500 HD SLE

VIN 1GTHK29U76
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCruise

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/Summary

car Vehicle Data

2006 GMC Sierra 2500 HD SLE

VIN 1GTHK29U76
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCruise

Trouble Codes

P0300Multiple Misfire Detected