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Re: 04 Duramax Smoker
Posted to HD/Fleet Forum on 9/12/2007 10 Replies

Check TSB 03-06-02-005B / Engine Coolant Loss with No Visible Leaks

The problem is that there is coolant intrusion into the combustion chamber due to leaky injector tubes.

The TSB involves replacing the affected injector tubes. I've never done one so I'm n... Login to read more.

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