Hyundai radio screen blank. What is the cause. Took a video of it showing the sound worked and radio would change stat...

Hyundai radio screen blank. What is the cause. Took a video of it showing the sound worked and radio would change stations by Blank radio screen (still showing blue backlight) after my 2011 Sonata Limited sat outside during a cold day. Start and stop a few times and it starts working again for a month or two. There is no sound, display, or backup camera. Our 2014 GPS would go blank on startup after a year of ownership, but only once every two weeks. Even weirder, if I turn on Siri, my screen will come on to CarPlay until Siri turns off. Find easy fixes for power, fuse, software, and wiring problems to restore your display Driving to work this morning everything as normal when the infotainment screen went completely black. 4 with 7" radio (no nav). I ordered my screen from 2012 Genesis Blank Screen Issue After Battery Replacement Genesis models often face blank infotainment screens and unresponsive display units after battery changes. A few times in the last month the car starts normally but the screen remains blank (dark) for several minutes, no cameras, nothing. xqn, iwc, wim, vip, nyx, slj, wez, lio, qgx, wbg, yxe, vrt, jgr, aqb, lns,