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Thread: nnbs 6l80 trans tuning

  1. #1
    Potential Tuner
    Join Date
    Jul 2016
    Posts
    7

    nnbs 6l80 trans tuning

    Hey im sure this has been discussed before but i cant find it in search function. Any way im curios to know if the nnbs 6l80 can be tuned to command 2nd gear launches?

  2. #2
    Tuner
    Join Date
    Jan 2004
    Location
    Perth - Western Australia
    Posts
    181
    if you have tapshift then yes. you can't do it in normal drive or sports mode as the trans logic seems to force it back to 1st.