My issue is exactly the same, and the same for other owners. After about a week of feeling like I screwed myself for paying an extra 700 for the JBL system, I had to let it go and realize that the system sucks and go get the system upgraded at a professional shop. I know this is going to cost but I need audio comfort when driving.
Do your research and stop searching the radio for a magic button because it doesn't exist. Been there done that.......
Do your research and stop searching the radio for a magic button because it doesn't exist. Been there done that.......