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tsbelue's avatar
tsbelue
Explorer
Apr 11, 2016

2011-2015 Duramax injector pump failure.

Has anyone on this forum had their Duramax tow vehicle injector pump to fail from normal use (no programmer on the engine). I bought a 2012 and I am concerned about the expense of letting it fail or going ahead and upgrading to CP3 before the CP4 dies.