Colorado was designed to offer improved comfort and maybe replace the family sedan in the process. Colorado favors roominess, ride comfort and fuel efficiency over traditional truck virtues such as payload and towing capacity.The five-cylinder Vortec 3500 delivers 220 horsepower at 5600 rpm and 225 pound-feet of torque at 2800 rpm. This provides excellent gas mileage and plenty of power. This truck is priced well below book and has a clean carfax. 4 new tires and is ready to go.