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  1. rde616

    LMM: funny sounds

    can u help, i installed a new black max with dpf and cat delete and 150 air dog truck runs fine untill around 60 you romp down on the pedal i get a funny sound like i hit the rpm limiter and i hear popping sounds like a waste gate valve or the engine sounds like its missing any ideas
    • rde616
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    • Replies: 6
    • Forum: LMM
  2. rde616

    P0087 Help

    hi im new here have a 2008 2500hd duramax and installed a pmt bully dog truck was running fine until i install a 53 gallon fuel tank at 400 miles the change fuel fiter info came on and then low power on engine bully dog diagnostic says p0087 changed the filter cleared the code and got the...
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