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International Automotive Technicians Network
Re: Tech2 vs old MODIS on 2000 G-van
Posted to Technical Discussion Forum on 2/5/2018 1 Reply

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Most likely you have a comm protocol in use that tech2win doesnt support, like uart. A real tech 2 should communicate with that no problem. Contrary to what some say, if you want to do everything on GM, you still need a real deal Tech 2. Login to read more.

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