the new gm stuff uses the telematics communication interface module to act as a wireless LAN using 4g LTE to connect to the internet, you have to purchase a data plan in order to use it. So, something like that probably wouldnt work in your dead zones. I download my music and have it saved on my phone and most of the time thats all I use, unless we're tired of hearing the playlist. I'll open up pandora for a little while