Happened to me Thursday night. I was listening to the SD with CarPlay running, I passed a car and service vehicle on the side of the road and thought it might be warning of some kind. It didn't go off and I changed inputs and the noise quit. CarPlay then disconnected and unsuccessfully tried to reconnect. Also the controls were all screwy. I touched the down volume and it clicked down to zero, touched the up and it stepped all the way to full volume. When I stopped I turned off the car and restarted and the unit would not come back on, no screen or button lights. A few hours later it came ba