Audio Systems: 2002 Chevy Tahoe CD err message, chevy tahoe, open radio

Question
My CD player ejected a CD and now displays "err" message.  Tryoed Recall button but didn't work.  Even with engine off, CD player sounds as if it is still trying to eject a CD every 10 seconds or so.  

Answer
someting is noletting the cd out it can be a bad plastic gear ,a coin or a copy cd with a paper label that because of the heat inside the radio it open
radio needs to be service if you put a cd with a paper label maybe you can open the radio and cut the paper
good luck sorry i can not help you more