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Type: Posts; User: lo&sloSierra

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  1. x7f negative response code when trying to write

    i keep getting the above code when trying to write a vehicle; any suggestions? its a ls swap truck; it reads and scans but gives the above code when i begin to write57491
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    Haven't had the chance to download yet, does 3.0...

    Haven't had the chance to download yet, does 3.0 have segment swapping?
  3. mode 1 erased failed check 1 failed??? cant write calibration

    i just did a ls swap in a 78 malibu i can read the pcm and scan it but cant write to it, it fails and gives me "mode 1 erased failed check 1 failed"? my battery voltage is at 12.8 at the pin in the...
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