I will try to keep this short but can supply more info if it will help. Recently bought a 2006 GMC crew cab with the LBZ engine. In short, I have some problems. The truck has about 120K miles and body is in good shape. I should have looked closer to start but...here I am. The truck starts...
Found this site while trying to find out more about Duramax engines and the problems I am having. Owned Powerstroke and Cummins in the past... and decided to buy a used 2006 GMC crew cab with the LBZ engine. This probably is not the correct place to post about the problems i need help with so...