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Thread: Protocal failed

  1. #1
    Tuner in Training
    Join Date
    May 2016

    Protocal failed

    anybody else that has had this problem tried 2 different laptops same result 0411 pcm

    seems too work on my 2016 camaro ss fine just older computer it dont work

    tried updating drivers, latest beta uninstall then reinstall tried on 3 different trucks 0411 pcms all same issue...only seems to work on newer pcms will try different models in the AM...any advice is appriciated will post whatever fixes it for future references

  2. #2
    Tuner in Training
    Join Date
    Jan 2019
    Did you ever find a fix? I?m having similar issues too with an MPVI2 and P59 PCMs.