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Thread: How to begin tuning

  1. #1
    Tuner in Training
    Join Date
    Feb 2013
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    How to begin tuning

    This car was tuned on speed density using some other program. I cant even pull the tune off the ecm with my hptuners. What do I do now?

  2. #2
    Tuner in Training
    Join Date
    Feb 2013
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    24
    "Definition file failed to load" is the pop up I'm getting.

  3. #3
    HP Tuners Support
    (foff667)
    Bill@HPTuners's Avatar
    Join Date
    Jun 2004
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    Likely a custom operating system created by some other software, post the file here and I can either confirm or deny that being the issue.
    It doesn't have to be perfect, it just needs to be done in two weeks...

    A wise man once said "google it"

  4. #4
    Tuner in Training
    Join Date
    Feb 2013
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    24
    So I guess is has a custom operating system. I think Im just gonna buy another ecm off ebay. The car is a 98 but has 2001 ecm and harness so I have to buy a 99 + ecm. Can they put my 98 vin on a 99+ ecm?