POWERFULLY BOLD. STANDS OUT PROUD.
The 2025 GMC Sierra HD is a heavy-duty truck designed to tackle the toughest jobs with unmatched capability, power, and durability. Known for its bold exterior, the Sierra HD features a prominent grille, muscular stance, and advanced lighting systems, including LED headlamps and available fog lamps, to create a commanding road presence. Available in multiple trims, including the off-road-focused AT4X and the luxurious Denali Ultimate, the Sierra HD is built for both rugged utility and refined sophistication.
Under the hood, the 2025 Sierra HD offers two powerful engine options: a standard 6.6L V8 gas engine and an available 6.6L Duramax® Turbo-Diesel V8. The diesel option delivers up to 470 horsepower and an impressive 975 lb-ft of torque, providing outstanding towing capabilities of up to 36,000 pounds when properly equipped. Advanced trailering technologies like the ProGrade™ Trailering System, available 14 camera views, and an in-vehicle trailering app make towing large loads safer and more manageable, catering to those who need serious hauling capacity.
Inside, the Sierra HD offers a blend of rugged functionality and premium comfort, making it ideal for both work and leisure. The spacious interior is outfitted with high-quality materials, and advanced technology is front and center with a 13.4-inch diagonal touchscreen infotainment system and a 12.3-inch digital driver display. Wireless Apple CarPlay® and Android Auto™ come standard, while higher trims offer features like a premium Bose® audio system, heated and ventilated leather seats, and a 15-inch multicolor Head-Up Display for a luxurious driving experience.
Safety is a priority in the 2025 GMC Sierra HD, with a suite of standard and available driver assistance technologies designed to enhance confidence on the road. Features like forward collision alert, lane departure warning, and automatic emergency braking provide added peace of mind, while the available Super Cruise™ hands-free driving system makes long highway trips more comfortable by offering semi-autonomous driving on compatible roads. With its incredible towing power, advanced features, and premium comfort, the 2025 Sierra HD is a top choice for heavy-duty truck buyers who refuse to compromise.
There are numerous reasons why you should choose our Bannister GM Vernon dealership as your primary destination for all your automotive needs. One of the most prominent reasons is our exceptional customer service, which consistently is in GM's top 3 of Western Canada for customer service satisfaction, and evidenced by our nearly 1,000 Google reviews.
We take great pride in serving our wonderful community of Vernon but also our neighbouring communities such as Kelowna, Salmon Arm, Penticton, Kamloops, Northern BC, Vancouver and even out to Alberta!
Save this Page and Call for Availability. Our dedicated team would be delighted to guide you through our extensive inventory of both new and used vehicles at your convenience. Feel free to get in touch with Bannister GM Vernon today to arrange a test drive for your next vehicle.
Visit us at Bannister GM Vernon - 4703 27th St., Vernon, BC Canada Or call us toll free @ 1-888-410-5761 to book an appointment with a sales associate.
*Some new vehicles may have New GM parts added at the dealership and do not reflect in the online MSRP. Please contact the dealership for details.