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Thread: Adjust the upshift of the 6L50 transmission

  1. #1
    Potential Tuner dphoang's Avatar
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    Dec 2023
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    6L50 transmission

    I have a colorado duramax 2.5
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    Last edited by dphoang; 01-01-2024 at 04:11 AM.

  2. #2
    Tuner in Training BROCK01's Avatar
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    Dec 2022
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    Inertia factor has nothing to do with it, keep it stock, go to shift scheduling and experiment with small changes until you have what you’re after