New 2026 GMC Sierra 1500 AT4 For Sale Dearborn, MI

The 2026 GMC Sierra 1500 AT4 in Black represents a truck built for those who demand capability, comfort, and confidence on any terrain.- EcoTec3 6.2L V8 with 420 hp and 460 lb-ft of torque- 10-Speed Automatic transmission with 4WD- Trailering Package with Integrated Trailer Brake Controller- Heated and ventilated front seats with perforated leather trim- Heated rear seats for passenger comfort- Premium Bose 7-Speaker Sound System with SiriusXM- Apple CarPlay and Android Auto with wireless connectivity- HD Surround Vision and multiple camera systems- Lane Keep Assist with Lane Departure Warning- Automatic Emergency Braking with Front Pedestrian Braking- Ultrasonic front and rear park assist- 20 machined aluminum wheels- Spray-on bedliner with GMC logo- Off-road suspension and auto-locking rear differential- Remote Vehicle Starter System with keyless entry and startThe AT4 delivers genuine off-road performance paired with refined daily-driving comfort. The EcoTec3 engine combines power with efficiency, while the sophisticated 10-speed transmission ensures smooth acceleration and highway cruising. True 4WD capability, reinforced by an off-road suspension and auto-locking rear differential, prepares you for challenging conditions.Inside, the Sierra AT4 prioritizes your comfort and control. Leather-trimmed front seats offer both heating and ventilation, adjustable via a 10-way power driver seat with lumbar support. The heated steering wheel and rear climate zones extend comfort to all occupants. A heated rear seat option ensures every passenger travels in warmth.Technology integration keeps you connected and informed. The premium GMC Infotainment system delivers wireless Apple CarPlay and Android Auto, while the Bose audio system elevates every drive. Wireless charging, USB-C charging ports, and a Wi-Fi hotspot capable system ensure your devices stay powered throughout the day.Safety and awareness are fundamental to the AT4's design. Lane Keep Assist, Automatic Emergency Braking, and Rear Cross Traffic Braking provide active protection. HD Surround Vision with multiple cameras, including trailer-specific views, gives you complete visibility whether navigating parking lots or backing up to a trailer.The Trailering Package equips this truck for serious hauling. The Integrated Trailer Brake Controller manages stopping power with precision, while trailer camera provisions and hitch guidance systems simplify the connection and alignment process. Red recovery hooks and specialized trailering technology demonstrate GMC's commitment to capability.This Sierra 1500 AT4 combines genuine truck utility with premium amenities, making it the right choice for those who refuse to compromise on either capability or comfort. We invite you to experience it firsthand at our showroom. Price includes: $1500 - Buick GMC Bonus Cash. Exp. 08/03/2026 $1750 - Buick & GMC Consumer Cash Program. Exp. 08/03/2026 $3500 - GM Trade In Allowance Program. Exp. 08/03/2026