The 2008 Chevrolet Equinox is available as a 4-door, 5-seat sport utility. Starting at $23,035, the 2008 Chevrolet Equinox LS FWD is powered by a 3.4L , 6 -cylinder engine mated to an automatic transmission that returns an EPA estimated 17-mpg in the city and 24-mpg on the highway. The top of the line 2008ChevroletEquinoxSport AWD , priced at $ 29,740 , is powered by a 3.6L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 16-mpg in the city and 24-mpg on the highway.