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  1. Duramax Third Generation: 2006-2007.5 (LBZ & LLY)
    A friend installed a remanufactured long block in his GMC 2500HD. Hooked up mechanical oil pressure gage to monitor pressure. Has cranked it several times (7second each time) and no oil pressure. Is there a prelube process other than the assembler’s assembly lube during build?
  2. Duramax Third Generation: 2006-2007.5 (LBZ & LLY)
    Well crap. Had my first big issue with the truck this morning. Went to start it and let it warm up. Had message pop up that I needed to change the oil. Then oil pressure wouldn't get above 9 psi. Opened the hood and had some smoke coming from the back of the motor. With the location, first thing...
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