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  1. 01-04.5 LB7 Duramax Powertrain
    Ive put my truck in fail safe 3 or 4 times now trying to pass some cars or racing a little honda (which I smoked by the way) and every time I feel like I blew my tranny...Does anyone know how to turn it off or make it less sensitive...I am in the process of buying a lift pump which I am told...