tune

  1. R

    Need Help with codes

    2016 GMC 3500hd lml, t87 trans module. Had a ton of codes of Flashing a tune onto my truck. Now I’m having separate codes 4-5 days later I’m just wondering if it could be a bad time? Done with a EZ Lynk tuner.
  2. J

    Actual rail pressure not keeping up to desired. 02 LB7

    Hello everyone. I am hoping that someone can help to point me in the right direction on this issue I am having with my 02 LB7 with 350k on the clock. I am having trouble with the actual rail pressure not keeping up to desired under heavy pedal application, particularly when stabbing the...
  3. ChevyPowered28

    LBZ: EFI Live Lope Tune

    Ok, this is strictly a just for "fun" question, so i don't want anyone doing any crazy research or anything lol. So the last position on my DSP5 is a Lope tune...yes childish, but gotta have a little fun ;) Now i don't do my own tuning, tho i would like to learn how. My buddy has done...
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