GM - NORTH AMERICA MAP UPDATE - V.2016 Part number 23286273 Get accurate directions to wherever you travel including new roads, new sub-divisions, and current addresses. New and expanded coverage in hundreds of cities, counties and metropolitan areas across North America. You can confidently drive through unfamiliar or recently changed areas. This latest edition provides updated Points of Interest to help you find the way to where you want to go quickly and efficiently. This navigation map update is compatible with the following GM vehicles: 2006-2011 Cadillac DTS 2007-2009 Cadillac SRX 2007-2011 Chevrolet Avalanche 2007-2011 Chevrolet Silverado 2007-2011 Chevrolet Suburban 2007-2011 Chevrolet Tahoe 2007-2011 GMC Denali 2008-2011 GMC Sierra 2007-2011 GMC Yukon 2008-2010 Hummer H2 This navigation map update is a replacement for the following GM part numbers: 23128606 22880386 20940248 20861673 25974486 25850927 15934919