Advertised price excludes tax, title, license, registration, and other government fees. Price excludes any optional products, services, or accessories. At Garber, we believe our customers deserve a straightforward, transparent buying experience. That means the price you see is the price you can expect, with no hidden fees or surprise charges at the time of purchase. We’re committed to providing a simpler, more honest way to do business. Although every reasonable effort has been made to ensure the accuracy of the information presented on this site, errors, omissions, and other inaccuracies may occur. There can be a lag time between the sale of a vehicle and the update of inventory on our website. Please verify all vehicle information and pricing with the dealership directly.
You'll do better at Hilton Head Buick-GMC-Cadillac. 843-815-1500, serving Hilton Head Island, Bluffton, Beaufort and everyone coast to coast.
This 2023 GMC Sierra 1500 AT4 delivers capability and refinement for drivers who demand both performance and comfort. The white exterior paired with the powerful 3.0L I6 engine and 4WD system creates a truck built for any road or worksite. With a clean Carfax history and one-owner local trade-in, you're getting a well-maintained vehicle backed by transparency.
- 4X4 Four Wheel Drive
- Leather Seats
- Alloy Wheels
- Sunroof/Moonroof
- Tow Package & Trailer Package
- AT4 Premium Package
- Premium Bose 7-Speaker Sound System
- Adaptive Cruise Control
- HD Surround Vision with Rear Cross Traffic Braking
- Navigation System & Wireless Phone Projection
The Sierra AT4 combines premium materials with intelligent technology. Inside, you'll find heated and ventilated front seats, a premium audio system, and wireless charging for your devices. The truck offers advanced safety features including automatic emergency braking, lane keep assist, and integrated trailer brake control perfect for confident towing and trailering. Exterior highlights include an off-road high clearance step, spray-on bed liner with AT4 logo, and perimeter lighting for utility in any condition.
This is your opportunity to own a well-equipped, single-owner Sierra AT4 with highway efficiency and the rugged capability you expect from GMC. Visit us today to experience this truck's commanding presence and premium interior firsthand.




