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Re: 2006 Duramax won't hold prime
Posted to HD/Fleet Forum on 4/5/2019

I will give a little more explanation to my earlier response. My brother in law has a brine truck with an old 70s Cummins, no lift pump just suction from the high pressure pump all the way to the tank. Intermittent long crank was the complaint. I put clear hos... Login to read more.