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Thread: LS1B PCM locked with a custom key

  1. #1
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    May 2012
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    Default LS1B PCM locked with a custom key

    working on a car with a egine swap 5.3L TH350.. car isnt working as it should, when i want to install the new tune it wont let me, it says it is locked with a custom key, someone should locked it to protect their work.. how can i install the new tune..?? i know i can with techII but i dont have one here or near here

  2. #2
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    Apr 2008
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    Default

    Hi,

    If it is locked you won't be able to unlock it even with TechII. There is a way but:

    it is locked to protect others' work

    the way I do is very headache and doesn't deserve the effort than buying a used one from the Junk yard...
    Regards,

    Odd Boy

  3. #3
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    May 2012
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    Default

    Quote Originally Posted by odd boy View Post
    Hi,

    If it is locked you won't be able to unlock it even with TechII. There is a way but:

    it is locked to protect others' work

    the way I do is very headache and doesn't deserve the effort than buying a used one from the Junk yard...
    Thanks,, Yes i tried with Tech2 and couldnt flash it, got a used one and tuned the car.. thank you very much

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