The 2012 GMC Savana 3500 is available as a 3-door, 2-seat cargo van. Starting at $32,130, the 2012 GMC Savana 3500 LS Passenger is powered by a 4.8L, 8-cylinder engine mated to an automatic transmission that returns an EPA estimated 11-mpg in the city and 17-mpg on the highway. The top of the line 2012 GMC Savana 3500 Diesel Extended Cargo, priced at $42,745, is powered by a 6.6L, 8-cylinder engine mated to an automatic transmission that returns an EPA estimated