Originally Posted by 77Cherokee
You can try a radio refresh.
That won't help with satellite signal failure. The refresh comes over the satellite signal.
Could be a bad or intermittent connection from the head unit to the antenna. If you're lucky, it's as simple as an incompletely plugged-in antenna cable. In any event, the dealer is the best place to fix it. Try to demonstrate the problem in the dealer's lot under an open sky.