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2004 GMC Yukon Denali 6.0L Engine
Posted to GM Engine on 9/22/2010 11 Replies

I have an 04 Denali with a 6.0 here that runs horribly. Found out that the valves are not sealing up , but it seems that the lifters are holding them open. Can loosen the rockers a bit and the engine smooths out. I was wondering if anyone had run into this on ...

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  Related Documents & Media  2004 GMC Yukon Denali

 
Message Closed w/Summary

car Vehicle Data

2004 GMC Yukon Denali

VIN 1GKEK63U04
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedEngine
ConditionsRuns Bad
Misc.Instrument Panel Doesn't Work
Message Closed w/Summary

car Vehicle Data

2004 GMC Yukon Denali

VIN 1GKEK63U04
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedEngine
ConditionsRuns Bad
Misc.Instrument Panel Doesn't Work