MONTVALE, N.J., March 3, 2015 /PRNewswire/ -- Mercedes-Benz today reported the highest February sales in its history with 23,616 units, up 4.5% from the 22,609 vehicles sold in February 2014. Sprinter Vans was up 17.9% at 1,675, combining with 458 units at smart for a monthly total...