Ram Trucks just dropped the gauntlet when it comes to full-size pickup-truck fuel economy: The company announced today that the new HFE trim line on the_1500 EcoDiesel_pickup gets an EPA-verified 29 mpg_on the highway._But technically, the only new thing on this model is the “HFE” badge. Ram says the 1500 EcoDiesel HFE’s EPA rating—21 mpg […]