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    Question: 2002 Duramax

    Right away
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    pressure in the coolant system

    i am also having issues I have a 2002 duramax 6.6. Just got it out of the shop. First it was building pressure in the overflow tank, and smoking white. Well we put head gaskets in and replaced the injector cups. Just picked it up out of the shop tonight and it is not smoking anymore but it is...
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    Question: 2002 Duramax

    Could it be a water pump?
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    Question: 2002 Duramax

    I just went and picked it up from the shop. It is not smoking any more. But it is still building pressure. The coolant is not hot either.
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    Question: 2002 Duramax

    Yeah, but the compression test was good. Wouldn't it show up?
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    Question: 2002 Duramax

    Yes, and the mechanic done a break down compression test on it too. everything shows good..
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    Question: 2002 Duramax

    I really need help!! I have a 2002 Duramax building pressure in the reservoir and smoking white smoke out the tail pipe. We have took it to a diesel shop he replaced head gasket's and the injector cups. So that did not work. It is still building pressure and smoking. Not over heating at all...