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duramx 6.6

  1. Transmission Shop
    A few months ago the truck started getting stuck in limp mode everytime it drove. After some research and talking to a buddy, we found the plug on the back of the transmission was leaking internally. Sprayed it clean and the truck ran perfectly normal for a few weeks. Issue came back and we...
  2. 04.5-05 LLY Duramax Powertrain
    I have a 2004.5 lly duramax that hasn’t had an egr delete and I didn’t know if I would have to have it retuned when I do the delete.
  3. General Discussion
    2012 GMC 3500hd 6.6 LML I recently had to replace my steering gear box which was full of shredded metal. I replaced the gear box, power steering pump, cleaned all the lines, and replaced the hydro boost while I was in there. I’ve replaced and torn the whole system apart 3 times now due to back...
  4. Introductions
    Just got my first diesel 2002 2500hd duramax 6.7 paid 6k for it. Took to a diesel mechanic and he said it sounded fine and seemed to run fine didnt really dig into it though. He said he would buy it so I got it... need to know the doos and don't, unkeep, first things I should do... it started...