The GMC Sierra 3500 HD embodies power, durability, and versatility. As a heavy-duty truck designed to excel in the most demanding tasks, it offers a blend of exceptional towing capability, advanced technology, and premium comfort. At SouthWest GMC in Lawton, OK, we take pride in showcasing this powerful workhorse that meets the needs of professionals […]

Tags: advanced trailering technology, Duramax diesel, GMC dealership Lawton OK, GMC Sierra 3500 HD, heavy-duty truck, luxury work truck, Multipro tailgate, payload capability, Sierra HD features, towing capacity
Posted in 2025, GMC Sierra 3500 HD, Lawton GMC Dealer | No Comments »