The 2002 Chevrolet Monte Carlo is available as a 2-door, 5-seat coupe. Starting at $20,425, the 2002 Chevrolet Monte Carlo LS is powered by a 3.4L , 6 -cylinder engine mated to an automatic transmission that returns an EPA estimated 21-mpg in the city and 32-mpg on the highway. The top of the line 2002ChevroletMonte CarloSS , priced at $ 23,225 , is powered by a 3.8L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 19-mpg in the city and 29-mpg on the highway.