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Wayne
Wayne, Journeyman
Category: Medium and Heavy Trucks
Satisfied Customers: 9812
Experience:  worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling
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2005 GMC 4500 6.6L Duramax, 1GBE4C12X5F519867, Engine has a

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2005 GMC 4500 6.6L Duramax, 1GBE4C12X5F519867, Engine has a skip and makes a lot of white smoke, Code P0307 #7 misfire detected. Does this code necessarily mean the injector is stuck open or could it be a mechanical issue with the cylinder itself?

Hi I'm Wayne

I will help you with this

that code says you have poor connection in wire harness

that cylinder or the injector has failed,needs to be replaced

I hope this helps you

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Not the Poor/Bad service.

Wayne

Morning

Just following up with you

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Wayne

Wayne and other Medium and Heavy Trucks Specialists are ready to help you
Customer: replied 30 days ago.
Tganks
Customer: replied 30 days ago.
Thanks