The 2006 Cadillac Escalade ESV is available as a 4-door, 7-seat sport utility. Starting at $58,805, the 2006 Cadillac Escalade ESV Base is powered by a 6.0L , 8 -cylinder engine mated to an automatic transmission that returns an EPA estimated 13-mpg in the city and 17-mpg on the highway. The top of the line 2006CadillacEscalade ESVPlatinum Edition , priced at $ 70,175 , is powered by a 6.0L , 8 - cylinder engine mated to an automatic transmission that returns an EPA estimated 13-mpg in the city and 17-mpg on the highway.