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Thread: Idles up when put in gear

  1. #1
    Tuner in Training
    Join Date
    Dec 2018
    Location
    Ontario, Canada
    Posts
    11

    Idles up when put in gear

    I found a couple of threads with similar issue.

    They talk about changing the BRAF table. I cannot find an acronym list that indicates what BRAF refers to.

    BRAF = ???

    thanks in advance for clarification.

  2. #2
    Tuning Addict 5FDP's Avatar
    Join Date
    May 2012
    Location
    Rogers, MN
    Posts
    13,565
    Base running air flow.
    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.

  3. #3
    Advanced Tuner
    Join Date
    Jun 2015
    Posts
    253
    there is braf for in park and in gear. Higher values let in more air and make it idle higher lower values do the opposite.