OBD2 Scanner Recommendation

A tech 2 is a dedicated gm scanner, just like ford has their rotunda and dodge has their DRB. None will do the other brands.
Your better with an OTC Genesis or a snap on
Never messed with a modus, I have the Solus. They've had a few versions of the Solus, the first one I had could only be updated to 2014, my current Solus legend is good to '21 and is bugging me for an update from there (but I don't want to spend the money, it's current enough for me)