Meet the 2026 GMC Sierra 1500 AT4, a capable pickup truck built to handle both work and adventure with confidence and refined comfort.
- AT4 Preferred Package
- AT4 Premium Package
- Off-Road Suspension
- Auto-Locking Rear Differential
- Premium Bose 7-Speaker Sound System
- SiriusXM with 360L Trial Subscription
- Heated and Ventilated Front Seats
- Heated Rear Seats
- Power Sunroof
- Multicolor 15" Diagonal Head-Up Display
- Navigation System
- HD Surround Vision with Rear Camera Mirror
- Integrated Trailer Brake Controller with In-Vehicle Trailering System App
- Wireless Charging
- Spray-on Pickup Bedliner with GMC Logo
The Sierra 1500 AT4 comes equipped with a 3.0L I6 engine paired with a 10-speed automatic transmission and 4WD capability, delivering 21 city MPG and 24 highway MPG. This beige exterior presents a sophisticated appearance while the truck maintains the rugged capability you expect from the AT4 nameplate.
Off-road performance is enhanced by the specialized AT4 suspension and auto-locking rear differential, giving you the ability to navigate challenging terrain with control. The off-road high clearance step and red recovery hooks are practical additions for outdoor enthusiasts, while the hill descent control provides confidence on steep descents.
Inside, you'll find a thoughtfully appointed cabin with perforated leather front seats that offer both heating and ventilation capabilities. The heated rear seats ensure passenger comfort during colder months, and the power sunroof adds an open-air dimension to your driving experience. A premium Bose audio system with steering wheel controls keeps your focus on the road, while SiriusXM satellite radio offers three months of service.
Advanced technology features include a 15-inch head-up display, navigation system, and HD surround vision with a rear camera mirror for enhanced visibility. The integrated trailering system app, trailer camera provisions, and hitch guidance make towing seamless and secure. Multiple charging portsâ"including wireless chargingâ"keep your devices powered throughout the day.
Safety remains paramount with automatic emergency braking, forward pedestrian braking, lane keep assist with lane departure warning, and rear cross traffic braking. The truck also features remote vehicle starter capability, push button start, and a universal home remote for added convenience.
This Sierra 1500 AT4 represents a balanced blend of capability, technology, and comfort. We invite you to visit our showroom to experience this truck's commanding presence and refined interior firsthand. Not all customers may qualify for all rebates listed, see dealer for details. Price includes: $1500 - Buick & GMC Consumer Cash Program. Exp. 09/30/2026 $500 - GMC Bonus Cash. Exp. 09/30/2026