The 2002 Cadillac Seville is available as a 4-door, 5-seat sedan. Starting at $43,524, the 2002 Cadillac Seville SLS is powered by a 4.6L, 8-cylinder engine mated to an automatic transmission that returns an EPA estimated 18-mpg in the city and 27-mpg on the highway. The top of the line 2002 Cadillac Seville SLS w/T1S, priced at $44,399, is powered by a 4.6L, 8-cylinder engine mated to an automatic transmission that returns an EPA estimated 18-mpg in the city and 27-mpg on the highway.