07 08 09 Gm Chevy Tahoe Hummer Yukon Avalanche Navigation Dvd Player Radio (Maddbuys) GPS Navigation,OnStar, XM, Bluetooth, Rear Audio & Steering Wheel Controls AUX Input Port (Plug in your Iphone/Ipod/MP3 Player) Rear Camera Compatible Bose Compatible Integrated DVD Player (Movie is Displayed on Rear Entertainment System) DVD Movie will also be Displayed on the Navigation Screen while in Park