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Thread: 2012 f150 harsh shift from 1-2

  1. #1
    Potential Tuner
    Join Date
    Feb 2022
    Posts
    1

    2012 f150 harsh shift from 1-2

    Ive got a 2012 f150 3.7 with 6speed. Bone stock, looking to see if anyone has flashed this truck to take care of the 1-2 harsh shift. sometimes its perfectly fine, others times it holds 1st too long and when it finally does shift, its like getting hit by a truck

  2. #2
    Tuner in Training
    Join Date
    May 2019
    Posts
    13
    get a forscan and clear the adaptive transmission settings thank me later