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Thread: 5.3 afm ??

  1. #1

    Default 5.3 afm ??

    Is active fuel management standard on all 5.3's? I just purchased a 2009 with the 5.3, someone said they all had it but I thought it was only on the higher end packages.
    Musky50

  2. #2
    Master Mechanic Burden33's Avatar
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    Nope as far as i know they all have it the 4.8 i know dont havt it and im not sure about the 6.2 but i dont think they have it either


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  3. #3
    Sr. Engineer jnbama's Avatar
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    Oct 2011
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    Huntsville AL
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    2009 5.3 yes and no for 4.8 and AFM available for high end V6 pkgs for Impala , Malibu and others . welcome to the club, have fun fishing and Merry Christmas
    Last edited by jnbama; 12-13-2011 at 08:39 PM.
    2012 4.8 LS














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