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2004 GMC Sierra 2500 HD 6.0L Misfire
Posted to GM Driveability on 12/22/2009 18 Replies

has a missfir number 5 clyinder at idle only as soon as throtle touched and rpm rises ten rpm missfire gone, has good compression and vaccum, fuel pressure good, switched coils and injectors around miss stays on number five. rechecked for vaccum leaks and none...

18 Replies Received (View Replies)

  Related Documents & Media  2004 GMC Sierra 2500 HD

 
Message Closed w/FIX

car Vehicle Data

2004 GMC Sierra 2500 HD

VIN 1GTHK29U14
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIdle

Trouble Codes

P030*
Message Closed w/FIX

car Vehicle Data

2004 GMC Sierra 2500 HD

VIN 1GTHK29U14
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIdle

Trouble Codes

P030*