Doesnt change channels

Doesnt change channels. Worked awesome for the first 300km of my trip (thats like 200 miles in Americanese) then it got fuzzy, and then I couldnt get it to change channels and now its stuck on a channel thats occupied by a radio station. Id like my $65 back now, thanks.

FACTisAWESOME about iTrip™ Controller, v8.3.0