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Search results

  1. J

    Lb7 tune

    It’s the craziest thing. The gdp tech was remoted in while I was driving trying to get a data log. If you clear the codes while driving, the truck wakes up a bit. Keep it under 1/2 throttle, it’s perfectly fine. Get out on the highway, lights and limp
  2. J

    Lb7 tune

    13 days, 32 emails and many phone calls later, truck won’t even crank. Disconnect the batteries, plug my Kory Willis tuned ecm in, and it cranks and runs. Gdp says they will email their software engineer and see what they say. Another day I have to wait.... I’m pissed beyond belief. To top it...
  3. J

    Lb7 tune

    Truck is a 2002 ccsb lb7
  4. J

    Lb7 tune

    Thanks for the reply. I have 2 ecms. One previously tuned by Korry wills. When I added the exergy pump, sacs, and 68mm charger, his tunes still ran the truck ok, but you could definitely tell it needed to be changed. I got a set of tunes from gdp, making sure every detail of the truck was given...
  5. J

    Lb7 tune

    Having some serious issues with tuning. I went with gdp. I made a handful of changes to my truck and my old KW tunes were just not up for the task. After adding a 68mm charger, exergy 10mm stroker pump and a fresh set of sac injectors, the new gdp tuning makes the truck feel as soft and gutless...
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