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Thread: AFM disabeling

  1. #1
    Tuner in Training
    Join Date
    Jan 2015
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    22

    AFM disabeling

    can the HP VCM disable Active fuel management on gm vehicles like my 07 Yukon xl 5.3?

  2. #2
    Advanced Tuner 68Camaro's Avatar
    Join Date
    Mar 2011
    Location
    Van Buren, AR
    Posts
    326
    yes goto fuel>COT lean cruise

  3. #3
    Tuning Addict 5FDP's Avatar
    Join Date
    May 2012
    Location
    Rogers, MN
    Posts
    13,533
    Yup, just set the enable to disable and that's it. Nothing else to do but flash the tune to the truck and you are on your way.
    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.

  4. #4
    Tuner in Training
    Join Date
    Jan 2015
    Posts
    22
    thanks, but I'm a little too late as my engine now has a collapsed lifter