My non-RF does it also. Sounds like they have a bad tuner design. I care more about my dash that makes all kind-a noise. Seems to be getting worse as the weather warms up.titanjbc said:There's been loads of posts on the radio fade between stereo/mono. Most posts have been concerning the Rockford Fosgate radio. Has this problem been prevalent on the standard radio w/6CD Changer, too?