The 1999 GMC Safari is available as a 3-door, -32768-seat cargo van. Starting at $21,016, the 1999 GMC Safari SL RWD Passenger is powered by a 4.3L, 6-cylinder engine mated to an automatic transmission that returns an EPA estimated 16-mpg in the city and 20-mpg on the highway. The top of the line 1999 GMC Safari YF7 Upfitter Package AWD Cargo, priced at $22,182, is powered by a 4.3L, 6-cylinder engine mated to an automatic transmission that returns an EPA estimated 16-mpg in the city and 20-mpg on the highway.