The 2003 Chevrolet Silverado 2500HD is available as a 2-door, 3-seat regular side. Starting at $30,600, the 2003 Chevrolet Silverado 2500HD LS 4x2 Crew Cab Short Box is powered by a 6.0L , 8 -cylinder engine mated to a manual transmission that returns an EPA estimated The top of the line 2003ChevroletSilverado 2500HDWork Truck 4x4 Regular Cab , priced at $ 26,800 , is powered by a 6.0L , 8 - cylinder engine mated to a manual transmission that returns an EPA estimated