Delivers 24 Highway MPG and 17 City MPG! This Chevrolet Colorado boasts a Gas V6 3.6L/222 engine powering this Automatic transmission. Z71 PREFERRED EQUIPMENT GROUP includes standard equipment, WHEELS, 17 X 8 (43.2 CM X 20.3 CM) DARK ARGENT METALLIC CAST ALUMINUM (STD),... via CarSoup