Technology/Safety Packages | Sunroof | Heated And Cooled Leather Seats | Heated Steering Wheel/Rear Seats | Dual Zone Climate Controls | Remote Start | Bose Audio | 13.4 Touchscreen Display | 360 Degree Backup Camera | Adaptive Cruise ControlThe 2025 GMC Sierra 3500HD AT4 Premium Plus Diesel is built to handle the toughest jobs while delivering the comfort and technology of a premium truck. With its powerful Duramax diesel engine, this heavy-duty pickup offers exceptional towing capability, impressive torque, and the durability drivers expect from a Sierra HD, making it ideal for both demanding work and long hauls.Inside, the AT4 Premium Plus trim surrounds you with comfort and refinement. Premium leather seating includes heated and ventilated front seats, while heated rear seats and a heated steering wheel ensure comfort for everyone during colder months. Dual-zone climate control allows the driver and passenger to customize their temperature settings, creating a comfortable cabin environment in any season.Technology is front and center with the 13.4-inch touchscreen display, giving you easy access to vehicle settings, entertainment, and connectivity features. The Bose premium audio system delivers crisp, powerful sound throughout the cabin, while remote start adds convenience for warming up or cooling down the truck before you step inside.Equipped with advanced driver-assistance features from the Technology and Safety Packages, this Sierra also includes a 360-degree backup camera and adaptive cruise control to help provide added confidence when driving, parking, or towing.Combining serious diesel performance, advanced technology, and premium comfort, the 2025 GMC Sierra 3500HD AT4 Premium Plus is a heavy-duty truck that’s ready for work while offering the refinement and capability to handle whatever the road—or trail—throws your way.Talk to our award winning sales staff today and book an appointment or inquire about our services. Sherwood Buick GMC is incredibly proud to be serving Sherwood Park, Edmonton and surrounding areas. Treat yourself – stop by Sherwood Buick GMC today we’re located at 10 Automall Road Sherwood Park, Alberta T8H 2N1.AMVIC Licensed Dealership*Pricing includes AMVIC LEVY & Documentation fee. See dealer for details*