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Thread: .Hpt checksum failed.... unable to open/edit flash file 15 malibu ENG E39A controller

  1. #1
    Potential Tuner
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    Apr 2017
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    6

    .Hpt checksum failed.... unable to open/edit flash file 15 malibu ENG E39A controller

    I have tried three times to read my ECM but each time after 100% flash. The checksum fails and says I can not open or edit this file. Please help.

    15 Malibu 2.5l eco E39A ECM

    Paul
    Attached Files Attached Files

  2. #2
    Potential Tuner
    Join Date
    Apr 2017
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    6
    Update: Contacted support they updated 3.5 beta and now the file is supported. So all is well