Crossing a rough terrain, navigating through busy city streets, or racing through the highway, SHERMAN drivers, the GMC Sierra 3500HD is the best choice for you. Trailer and haul confidently with the GMC Sierra 3500HD's enhanced towing capacity and smart braking technology. Advanced safety airbag and pressure systems, give you peace of mind while you drive. No matter the task you have in hand, the GMC Sierra 3500HD has got you covered. Our inventory has a variety of vehicles to choose from. Browse through our website and you will definitely find everything that you need. Our financing options will make purchasing your dream vehicle an easy task. Drop by Parkway Buick GMC in SHERMAN, TX today!