The 2002 Chevrolet Silverado 1500 is available as a 2-door, 3-seat regular side. Starting at $21,364, the 2002 Chevrolet Silverado 1500 LS 4x2 Regular Cab Short Box is powered by a 4.3L , 6 -cylinder engine mated to a manual transmission that returns an EPA estimated 16-mpg in the city and 21-mpg on the highway. The top of the line 2002ChevroletSilverado 1500Base 4x4 Regular Cab Long Box , priced at $ 21,368 , is powered by a 4.3L , 6 - cylinder engine mated to a manual transmission that returns an EPA estimated 14-mpg in the city and 18-mpg on the highway.