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  1. General Discussion
    Hello, i’ve got an lbz duramax leaking about a gallon of coolant into the crank case in 5 minutes. I’ve been doing a bunch of research and have seen it can be the water pump and head gasket. i’d like to think it’s the water pump but it was just replaced 3,000 miles ago. I had a shop diagnose it...
  2. Performance Upgrades
    Hey everybody, Newest guy in the diesel ranks trying to learn about the bully dog that came with my used 01 dmax. Tryin figure out what to set it to for best economy?? I know their are alot of different schools of thought here. Also, will the extreme setting tear up the crankcase if I am light...
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