Ford says it sold the most F-series trucks since 2006. Here, a 2014 F-150 goes through quality control on the assembly line at Ford's Dearborn Truck Plant. Bill Pugliano/Getty Images hide caption toggle caption Bill Pugliano/Getty Images The Two-Way Ford Tops Resurgent U.S. Car Industry, 2013 Sales Results Show January 3, 2014 Ford and GM are calling 2013 the best year for U.S. auto sales in at least five years, as they report double-digit annual gains. Chrysler reported an increase of 9 percent, its strongest year since 2007.