My Equinox for about 4 months now, started with the back up camera, staying on when driving forward. Now the center console will turn off then on, it stays on for about 6 min, then shuts off, Turns back on with the MY Chevy Link, then radio come son again for about 7 mn, Dealer cant seems to help, wants to dig in and charge me alot to do so. PLEAE HELP