Re: 8.4 Head Unit problem
Probably not what's causing your problem, but the center button on the back of the right side of the steering wheel scrolls through the inputs. I've inadvertently put my finger on it while driving, and what you're saying happens.
Let us know what you find out.
Mine: 2014 Overland 4x4 V6, ORA II, billet silver/black, Michelin LTX M/S 2's, MaxCare Lifetime, delivered 4-13-'13
Wife's Jeep: 2017 Compass Latitude 4x4, redline pearl coat/black, delivered 4-25-'17