Whether it’s towing capacity or in-cabin connectivity, the 2024 GMC Sierra 3500HD delivers the very best of what drivers expect. Robust powertrains and the strapping style that GMC is known for come together in the Sierra 3500HD. A generous selection of the Sierra 3500HD can be found at Koons GMC Clarksville, the premier choice for GMC vehicles. Contact us to schedule a test drive and experience Baltimore behind the wheel.