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Thread: VVE Tables and Manifold Switch Open / Close

  1. #1
    Advanced Tuner f.creek-ranch's Avatar
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    VVE Tables and Manifold Switch Open / Close

    Hey
    can anybody explain, why the tables are so different ?
    Im tuning the MaF and change both tables with fuel trims.

    There is no manifold switch in the L99 - maybe they mean the VVT ?



    55983B7E-D541-49C4-A5B3-A20374ECD42C.jpgEBA35CF0-23C3-4869-97DF-9ECCD05F5F9A.jpg

  2. #2
    Tuning Addict 5FDP's Avatar
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    MAF tuning does not require any changes the VVE editor.

    It's not uncommon for the open/closed tables to look different. The computer should be using just the open table but most will always say to make everything the same so nothing is different.
    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
    Quote Originally Posted by f.creek-ranch View Post
    Hey
    can anybody explain, why the tables are so different ?
    Im tuning the MaF and change both tables with fuel trims.

    There is no manifold switch in the L99 - maybe they mean the VVT ?



    55983B7E-D541-49C4-A5B3-A20374ECD42C.jpgEBA35CF0-23C3-4869-97DF-9ECCD05F5F9A.jpg
    Looks like you need to do more research on how to properly tune MAF and then VVE. You learn best by researching and learning the process and confirming with others here. I agree with 5FDP, I always change both open and closed with my VVE tuning. However I also copy and paste the previous VVE to DOD VvE as a reference in case the new changes had issues.

  4. #4
    Advanced Tuner f.creek-ranch's Avatar
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    DOD is deactivated.
    I go with the posted tables.
    the car runs very smooth and is more aggressive by shifting.
    the left table is the table that used by driving.
    maybe I must log, if the right table is ever active. my idea is, that the right table has something to do with the VVT.