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losing prime
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  1. Duramax First Generation: 2001-2004 (LB7)
    Topic pretty much says it all. Just put in a new CP3 cause truck died and wouldn't start. Went pretty smooth primed it up and fired rift up. Ran strong but wanted to stop and peak under hood before I got on the highway for the first time. That's when I noticed I was still able to pump the hand...
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