The 2006 Chevrolet Uplander Cargo Van FWD has a 3.5 L, 201 hp V6 engine with 4 speed automatic transmission.  Gas mileage comes out to 18 mpg in the city and 25 on the highway.  This trim has 4 doors, seats 4, and offers standard air conditioning, power windows, power door locks, cd player, and ABS brakes.  As the name indicates, the Cargo sacrifices a few seats to give you more cargo room.