CALL (512) 954-9290 today to learn more about this exceptionally equipped 2024 GMC Sierra 2500HD Denali Ultimate in striking Onyx Black, now available at Covert Buick GMC Bee Cave. This heavy-duty pickup is the ultimate blend of rugged performance and high-end luxury, designed for serious towing, off-road confidence, and refined everyday comfort. Whether you’re hauling a fifth-wheel trailer, heading off-grid, or commuting through Central Texas, this Sierra delivers the power, technology, and craftsmanship to get the job done—without compromise.Powered by the legendary Duramax 6.6L V8 Turbodiesel engine paired with a 10-speed automatic transmission and advanced 4WD system, the Sierra 2500HD Denali Ultimate offers massive torque, smooth gear changes, and incredible towing capability. With the Max Trailering Package and Gooseneck/5th Wheel Prep Package, this truck is ready for serious work while offering refined ride quality and confident road manners. The X31 Off-Road Package further enhances its versatility, adding hill descent control, off-road suspension, and underbody shielding for rugged conditions.This truck features the Preferred Equipment Group 5SB, which adds an exhaustive list of premium amenities and cutting-edge technology. Enjoy features like a power sunroof, HD Surround Vision, heated and ventilated front seats, heated rear seats, heated steering wheel, wireless charging, wireless phone projection with Apple CarPlay and Android Auto, Bose Premium 12-speaker audio system, and full-grain Alpine Umber leather seating. The 16-way power front seats with lumbar support, genuine wood trim, and multicolor 15-inch diagonal Head-Up Display give the cabin a true first-class feel.Smart trailering and safety are built-in. Integrated trailer brake controller, Hitch Guidance with Hitch View, Bed View Camera with trailer cam provisions, Trailer Tire Pressure Monitoring Sensors, and In-Vehicle Trailering System app ensure total confidence when towing. Safety tech includes Automatic Emergency Braking, Forward Collision Alert, Front Pedestrian Braking, Rear Cross Traffic Alert, Trailer Side Blind Zone Alert, Lane Departure Warning, Following Distance Indicator, and a Safety Alert Seat for added awareness. The Inside Rearview Auto-Dimming Camera Mirror gives you added visibility when trailering, while rain-sensing wipers, IntelliBeam headlights, and LED cargo area lighting keep you prepared for every drive.The 2024 Sierra 2500HD Denali Ultimate’s bold exterior is finished in Onyx Black with signature Denali styling, including a Vadar Chrome grille, LED smoked amber roof marker lamps, spray-on bedliner with Denali logo, and 20-inch alloy wheels. The Crew Cab layout offers spacious seating for five, while deep-tinted glass, rear window defroster, and remote start add convenience to your day-to-day.At Covert Buick GMC Bee Cave, we proudly serve Bee Cave, Austin, Lakeway, and the surrounding Central Texas area with exceptional customer service, transparent pricing, and a hand-selected inventory of premium trucks and SUVs. We also offer FREE statewide delivery throughout Texas, so you can shop and buy from anywhere. Best of all, our inventory is not affected by any tariffs, giving you added confidence and value when purchasing your next vehicle.If you're ready to experience unmatched towing capability, high-tech luxury, and the premium quality that defines the Denali name, this 2024 GMC Sierra 2500HD Denali Ultimate is waiting for you at Covert Buick GMC Bee Cave. Call us at (512) 954-9290 today to check availability, explore financing, or schedule a personalized test drive. Don’t wait—this powerhouse of a pickup won’t be here long.