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Thread: Ford F150 5.0l 400 10 speed.

  1. 04-10-2023 #1
    mrromerdk
    mrromerdk is offline
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    Ford F150 5.0l 400 10 speed.

    Hello

    Im fairly new to this ..

    I have a problem as many others i can see . Its chainging gears for 1-3 3-5 etc etc ..


    so far its changen good . but i locks in 1 st and wont change gear unless you lift the throttle a bitt

    anybody that can help make a great tune ?
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  2. 04-20-2023 #2
    jake.
    jake. is offline
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    It's because your OSS values are too high. Download the sheet from this thread and you can translate the OSS to RPM.

    https://forum.hptuners.com/showthrea...heet-converter

    There are also several other threads covering this.
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