Knew I would have to get one someday. Wife has a 2012 Equinox that uses newer GM network platform. No diagnostic coverage using a Tech 2. The Equinox has been suffering some BCM problems lately with no way to plug in..  Only thing I could get was powertrain codes using cheapo scanner.  Anyway.....GM MDI 2. Used. Came in today. It uses a laptop and this interface to do system diagnostics and ....added bonus....program replacement modules.  There is a MDI 1 version too.....and there