The 2003 GMC Envoy 4 Dr SLE 2WD SUV has a 4.2 L, 275 hp I6 engine with 4 speed automatic transmission.  Gas mileage comes out to 16 mpg in the city and 22 on the highway.  Standard features include air conditioning, power windows, power door locks, cd player, and ABS brakes.  Options include power seats, traction control, and sunroof, but no leather seats in this trim.  Max towing capacity comes out to 6300 lbs.