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anyway to unlock a pcm?

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Old 07-25-2007, 03:36 PM
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I have a freind that purchased efilive But he was frutstrated with trying to tune himself so he sold me the efilive and had his car tuned at a local shop. Now he has found out that his tune is way off and he's having idle issues. So we decided that I would tune it for him. But when I try to pull the tune it says its locked any one have any ideas?
Old 07-25-2007, 04:00 PM
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Only the original tuner can unlock it, as far as I know.
Old 07-25-2007, 11:13 PM
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You can flash the pcm back to a stock tune, but it has to be removed from the car to do so. I don't know how to do it, try a search. My tuner flashed mine back to stock once because it was locked. Been there, done that...
Old 07-26-2007, 01:31 AM
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If it is a early ls1 pcm then it can probably be unlocked. The later gm pcm are almost impossible to unlock.
Old 07-26-2007, 02:18 AM
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Originally Posted by Maggie
If it is a early ls1 pcm then it can probably be unlocked. The later gm pcm are almost impossible to unlock.
Almost but not impossible , I can unlock any LS1 PCM , sometimes it takes a few days but I regularly do them for most Aussie tuning shops.

Find a local hacker and you should be sorted
Old 07-30-2007, 08:07 PM
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its a ls2




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