PAC NU-CTS2 Navigation Unlock Multipurpose Interface for 2008-10 Cadillac CTS/CTS-V Unlocks Destination Entry Unlocks Bluetooth Key Pad Video Interfacing Unlocks factory navigation screen Fully unlocks factory Bluetooth and OnStar menus For 2008 - 2010 Cadillac CTS and CTS-V with factory installed navigation radio Utilize XM/Sirius while in motion