2025 GMC Sierra 2500

Get ready to conquer every terrain in the 2025 GMC Sierra 2500HD AT4X, available now at Sam Boswell Buick GMC! Designed for those who demand both rugged capability and premium features, this heavy-duty truck combines powerful off-road performance with a 6.6L Duramax Diesel V8 engine and advanced four-wheel drive. With bold styling, a higher ground clearance, and exclusive off-road suspension tuning, the Sierra 2500HD AT4X is ready to tackle any challenge with confidence and style. Plus, it's equipped with high-tech trailering systems that make hauling even the heaviest loads a breeze. Inside, the 2025 Sierra 2500HD AT4X is all about premium comfort. Luxurious leather-appointed seating, a spacious cabin, and an advanced infotainment system with wireless Apple CarPlay and Android Auto make it as comfortable as it is capable. Additional tech features, like a multi-camera view for optimal visibility and a premium Bose sound system, ensure that every journey is enjoyable, whether you're off-road or on the highway. Visit us at Sam Boswell Buick GMC today to see why the Sierra 2500HD AT4X is the ultimate blend of luxury and durability. Summit White 2025 GMC Sierra 2500HD AT4X 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Obsidian Rush Leather, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge/Data USB Ports Inside Center Console, 2 Charge-Only Rear USB Ports, 2 USB Ports, 2-Speed Active Transfer Case, AEV Brand Floor Liners (LPO), AT4X AEV Edition, Bed View Camera w/2 Trailer Camera Provisions, Bose Premium Series 12-Speaker System, Deep-Tinted Glass, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front Prem Floor Liners w/Removable Carpet Insert, Front Rain-Sensing Wipers, Gloss Black Door Handles, Gloss Black Header Grille & Grille Insert Bars, Gooseneck/5th Wheel Prep Package, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated Driver & Front Outboard Passenger Seats, High Approach Stamped Steel AEV Front Bumper, Hill Descent Control, Inside Rearview Auto-Dimming Rear Camera Mirror, Keyless Open & Start, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Manual Tilt-Wheel/Telescoping Steering Column, Multicolor 15 Diagonal Head-Up Display, OnStar Services Capable, Power Front Passenger Windows w/Express Up/Down, Power Sliding Rear Window w/Defogger, Power Sunroof, Preferred Equipment Group 4SG, Push Button Start, Rear Cross Traffic Alert, Rear Prem Floor Liners w/Removable Carpet Insert, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, SiriusXM w/360L Trial Subscription, Spray-On Pickup Bedliner w/GMC Logo, Stamped Steel AEV Rear Bumper, Steering Wheel Audio Controls, Trailer Cam Provisions & Trailer Viewing Software, Trailer Side Blind Zone Alert, Trailer Tire Pressure Monitor Sensors, Ultrasonic Front & Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Ventilated Driver & Front Passenger Seats, W