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Thread: How to Read 2016 Silverado 1500 - Negative Response

  1. #1
    Tuner in Training
    Join Date
    Apr 2023
    Posts
    15

    How to Read 2016 Silverado 1500 - Negative Response

    I just bought HPtuners and tried to read the ECM of my 2016 Silverado 1500 with L83 and I get an error, see attached.
    According to the HP tuners site I shouldn't have to send the computer in for modifications.

    What am I doing wrong?
    Attached Images Attached Images

  2. #2
    Tuner in Training
    Join Date
    Jul 2010
    Location
    Illinois
    Posts
    16
    if you havent figured it out yet, I had the same issue. Remove the radio fuse and you should be good to go.

  3. #3
    HP Tuners Support
    (foff667)
    Bill@HPTuners's Avatar
    Join Date
    Jun 2004
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    Hailing from Parts Unknown
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    28,266
    Battery or wiring related issue. Sometimes pulling fuses can fix the issue but those instances are few and far between.
    It doesn't have to be perfect, it just needs to be done in two weeks...

    A wise man once said "google it"