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International Automotive Technicians Network
Re: GM and J-Tools
Posted to Technical Discussion Forum on 4/27/2023

Really not sure on the Gscan. I have never heard of anyone using it for GM (even as a pass-through). That vintage, a Tech2, original MDI, Drewtech or snap On PTP should all work.

I do know there have been major changes for the GM website and computer require... Login to read more.