Paul Thigpen GMC LaFayette is honored to offer the 2026 GMC Sierra 3500 HD, a heavy-duty truck engineered to tackle the most demanding jobs while delivering exceptional comfort and advanced technology. Whether you're hauling heavy equipment, towing substantial loads, or simply need a reliable workhorse for daily tasks, the Sierra 3500 HD is ready to work for you.
Disclaimer: The Manufacturer’s Suggested Retail Price excludes tax, title, license, $995 doc fee and optional equipment. Dealer sets final price.
The 2026 GMC Sierra 3500HD delivers exceptional power through two impressive engine options. The available 6.6-liter Duramax® Turbo-Diesel V8 produces a formidable 470 horsepower and 975 pound-feet of torque, making it ideal for business owners throughout Chattanooga, TN who depend on serious pulling power.
For drivers who prefer gasoline, the 6.6-liter V8 generates 401 horsepower and 464 pound-feet of torque, providing enough capability for a wide range of applications. Both engines pair seamlessly with a 10-speed Allison automatic transmission, delivering smooth shifts and optimized performance whether you're cruising the highway or navigating challenging terrain. Drivers from Rome, GA appreciate the available four-wheel drive system that provides confident traction in a variety of conditions.
Inside the Sierra 3500 HD, you'll find a thoughtfully designed cabin that balances work-ready durability with premium comfort. The available 13.4-inch diagonal Premium GMC Infotainment System features Google built-in apps, including navigation, along with wireless Apple CarPlay® and Android Auto™ compatibility.
Available features like heated and ventilated front seats, a heated steering wheel, and dual-zone automatic climate control provide comfort in any season. Contactors from Cartersville, GA will appreciate seating configurations that accommodate up to six passengers. Meanwhile, the available Up-level Rear Storage Package adds practical functionality with seatback storage and a center fold-out armrest.
The innovative GMC MultiPro Tailgate offers six functional configurations for enhanced loading and access, while the available In-Vehicle Trailering App provides comprehensive trailer management. HD Surround Vision gives you an overhead view of your surroundings, making parking and maneuvering with a trailer much easier.
GMC has equipped the 2026 Sierra 3500 HD with comprehensive safety technology to protect you and your crew. The Sierra HD Pro Safety package includes Forward Collision Alert, Automatic Emergency Braking, Front Pedestrian Braking, and IntelliBeam automatic high beams. StabiliTrak stability control with Proactive Roll Avoidance and electronic trailer sway control helps maintain composure in challenging situations. Cleveland, TN customers who tow frequently will value the available Trailer Side Blind Zone Alert and Rear Cross Traffic Alert systems.
The Sierra 3500 HD is built for serious towing duties with its available Duramax diesel engine producing 975 pound-feet of torque. The maximum towing capacity is 36,000 pounds when this truck is properly equipped. The standard Trailering Package includes a trailer hitch with seven-pin and four-pin connectors, while the available Gooseneck/Fifth-Wheel Prep Package accommodates specialized towing configurations. The In-Vehicle Trailering App and Hitch Guidance with Hitch View make connecting to trailers easier and safer.
Depending on the configuration, the Sierra 3500 HD accommodates up to six passengers, making it suitable for larger work crews.
GMC vehicles come with a five-year/60,000-mile powertrain warranty and a three-year/36,000-mile limited warranty. Contact our team at Paul Thigpen GMC LaFayette for complete warranty details and coverage information.
We encourage you to explore our new GM incentives to discover current savings opportunities on the Sierra 3500 HD. Take advantage of our new vehicle promotions on select GMC models like the Sierra 3500 HD.
Our finance team makes buying simple. You can get help securing an affordable loan at our finance center. Visit Paul Thigpen GMC LaFayette today to explore the 2026 GMC Sierra 3500 HD and discover why drivers throughout the area trust this heavy-duty truck for their most demanding jobs.
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1975 HWY 27 N
LA FAYETTE, GA 30728