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Re: GM flashing with mastertech mts3100
Posted to Tool & Equipment Forum on 10/1/2016 1 Reply

You would also most likely need an old TIS2000 disc. AFAIK, TIS2WEB does not support the Mastertech. An old Genisys with the correct software supported GM reprogramming with TIS2000 as well IIRC. Login to read more.

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