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Type: Posts; User: dragracerray

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  1. 8L80E TCC disable still has TCC line pressure

    This is a 2016 Yukon 6.2L. I disabled DOD. All good. I wanted to disable TCC in gears 1-6. Went in and programmed the "apply" and "release" tables to 318 MPH. It still commands a 10RPM slip and...
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    Thanks SFDP! I figured it out. When I read I...

    Thanks SFDP! I figured it out. When I read I selected "Read" button instead of "Gather Information" button. Since this reads more than just the ECM HPTuners thinks I want to write to more than the...
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    Newbie, 2016 Yukon 6.2 will not write

    This vehicle requires 2 credits per the "supported vehicle list". When I went to write for the first time it took 2 credits for the ECM and 2 credits for the CCM. So I licensed just the ECM with 2...
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    Sticky: Hi, My brother and I started "self learning"...

    Hi,
    My brother and I started "self learning" on a 1968 el camino in 1974. Drag racing since early 1980's (carburetors only). I build fuel injectors for Delphi (now BorgWarner).

    My first HP...
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