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I?ve placed my order for the GM Diagnostics route. Going to try the VXDIAG VCM Nano as a knock-off try first. If that doesn?t work, then I get the Bosch GM original MDI2.

Thanks for the reply, it's unfortunate there isn't one tool that can do it all. For now then, I'll get the GM MDI2 + Tech2win for base level diagnosing issues before getting a tuner. Can't tune if...

Does the VCM Scanner have the same control/advanced diagnostic capabilities as a GM MDI2 + Tech2win? Tuning is something I want to get into later, but my main need at this time is diagnostics. If I'm...

I am having similar issues of poor customer service just trying to find out if I should get HpTuners or get the GM MDI2 with Tech2Win (GM official service diag equipment) to help run my 2018 GMC...