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International Automotive Technicians Network
Re: Diagnostics on 2003 C6500
Posted to HD/Fleet Forum on 6/3/2008 2 Replies

Hi Mike,

We subscribe and get internet access for GM TIS 2000. The scanner software gets updated several times a year. The medium duty software comes with this subscription. I didn't think the medium duty software was extra if you subscribe

When I purchase... Login to read more.

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