The 2007 Buick Rendezvous is available as a 4-door, 5-seat sport utility. Starting at $25,190, the 2007 Buick Rendezvous CX is powered by a 3.5L , 6 -cylinder engine mated to an automatic transmission that returns an EPA estimated 19-mpg in the city and 26-mpg on the highway. The top of the line 2007BuickRendezvousCXL , priced at $ 28,765 , is powered by a 3.5L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 19-mpg in the city and 26-mpg on the highway.