Features: Navigation Unlock Interface Rev 1.3.1e for Select 29-bit GM LAN Vehicles Provides passenger access to navigation features of 29 bit GM-LAN navigation radios such as address entry and route planning. Plug-n-play, no hard-wiring required Provides RAP output Status text displayed on instrument cluster Fast navigation re-sync when de-activated Does not interrupt GPS antenna Unlocks factory installed DVD player and back up camera Compatibility List: Buick: 2008-2009 Buick Enclave 2008-2009 Buick Lucerne Cadillac: Cadillac DTS Cadillac Escalade Chevrolet: 2007-2009 Chevrolet Avalanche 2007-2009 Chevrolet Silverado 2007-2009 Chevrolet Suburban 2007-2009 Chevrolet Tahoe 2009 Chevrolet Traverse GMC: 2007-2009 GMC Acadia 2007-2009 GMC Sierra 2007-2009 GMC Yukon Hummer:2008-2009 Hummer H2 Pontiac:2007-2009 Pontiac Torrent Saturn: 2008-2009 Saturn Vue 2007-2009 Saturn Outlook
