The 2026 GMC Sierra 2500HD AT4 is a powerful and capable pickup that's ready to take on any challenge. Featuring a robust Duramax 6.6L V8 Turbodiesel engine paired with a smooth-shifting 10-speed automatic transmission, this Sierra 2500HD delivers exceptional performance and towing capacity.- Power Retractable Assist Steps with LED Lighting- Sterling Metallic Exterior with Gray Interior- Engine Block Heater- 220-Amp Alternator- AT4 Preferred Package- AT4 Premium Plus Package- Gooseneck/5th Wheel Prep Package- Bose Premium 7-Speaker Sound System- SiriusXM with 360L Trial Subscription- Steering Wheel Audio Controls- Electric Rear-Window Defogger- 120-Volt Bed Mounted Power Outlet- Push Button Start- Remote Vehicle Starter System- Universal Home Remote- Off-Road Suspension- 2-Speed Active Transfer Case- Gloss Black Header Grille and Grille Insert Bars- LED Cargo Area Lighting- Spray-on Pickup Bedliner with GMC Logo- Wireless Charging- Wireless Phone Projection- Hill Descent Control- Keyless Open and Start- Heated and Ventilated Front Seats- Safety Alert Seat- Power SunroofThis Sierra 2500HD AT4 is equipped with a wealth of premium features and off-road capabilities, making it the perfect choice for those who demand the best in performance, technology, and comfort. Experience the power and versatility of this exceptional truck today.Here at Skyway Buick-GMC we pride ourselves in a transparent car buying experience. We give YOU the customer the best price upfront. We provide every customer with a Carfax and repair order upon request. Come experience the right way to purchase your next car! Give us a call today to schedule a test drive! Skyway Buick GMC 808 Illinois Avenue Joplin MO, 64801.Dealer will not be held responsible for discrepancies in descriptions or pricing. Price includes: $1000 - Buick & GMC Consumer Cash Program. Exp. 06/30/2026