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Thread: When does transmission need reset relearn?

  1. #1
    Potential Tuner
    Join Date
    Aug 2023
    Posts
    3

    When does transmission need reset relearn?

    Just popped in and disabled TCC in 1-4 gears for my 2015 6.0gas Silverado 2500HD. Do I need to do a relearn/reset on the transmission?

    Does a transmission need relearn for all changes or only certain changes?

  2. #2
    Tuning Addict 5FDP's Avatar
    Join Date
    May 2012
    Location
    Rogers, MN
    Posts
    13,565
    A simple change like that requires nothing else done.

    If you changed stuff like shift pressures or pressure presets you'd want to reset the adaptive learning.
    2016 Silverado CCSB 5.3/6L80e, not as slow but still heavy.

    If you don't post your tune and logs when you have questions you aren't helping yourself.