New GMC Sierra 2500/3500 HD at Greg Gardner GM
The 2025 GMC Sierra HD is a powerful and highly capable heavy-duty pickup truck that is available in two models; the 2500 HD and the 3500 HD. With seven available in several trim levels and a multitude of available cab and bed configurations, you’ll have no problem getting all the features you want and need in your new pickup truck. From towing and hauling power to incredible off-road capabilities, the GMC Sierra HD pickup trucks have it all. Read on to learn more about what the new 2025 GMC Sierra HD has to offer at Greg Gardner Motors in Squamish, BC.
Explore our other pickup truck models: Chevrolet Silverado HD, Chevrolet Silverado 1500, GMC Sierra 1500, GMC Canyon, Chevrolet Colorado
Exterior
Multiple Cab & Bed Configurations
Depending on the model and trim level that you choose, you can configure your 2025 GMC Sierra HD pickup truck in one of five available cab and bed configurations. Whether you need a no-nonsense work truck with an 8-ft bed or a luxurious family hauler with pickup truck utility, there’s a GMC Sierra HD model for you. These cab and bed configurations include:
- Regular Cab, Long Bed: Box Length – 2,496 mm (98.27 in)
- Double Cab, Standard Bed: Box Length – 2,089 mm (82.25 in)
- Double Cab, Long Bed: Box Length – 2,496 mm (98.27 in)
- Crew Cab, Standard Bed: Box Length – 2,088 mm (82.20 in)
- Crew Cab, Long Bed: Box Length – 2,496 mm (98.27 in)
Six-Function MultiPro Tailgate
The 2025 GMC Sierra HD offers an innovative MultiPro tailgate with six convenient functions that will help you load and unload your cargo with ease.
Interior
All-Weather Comfort
Enjoy a comfortable ride no matter the weather outside behind the wheel of your 2025 GMC Sierra HD. All models come equipped with heated front seats as standard, while upper trim models offer available ventilated front and heated rear seats to make sure that everyone enjoys a relaxing ride.
Luxurious Seating Amenities
Experience luxury like no other heavy-duty pickup truck can offer with the 2025 GMC Sierra HD’s available 16-way power front seats with a massaging feature. These sumptuous seats are finished in premium leather upholstery and the comprehensive massaging feature helps relieve stress while you’re on your way home from the jobsite or an adventure-filled weekend away.
2025 GMC Sierra HD Image Gallery





Technology
13.4-inch GMC Infotainment System
Available on select GMC Sierra HD models, the enormous 13.4-inch touchscreen houses the brand’s advanced GMC infotainment system. Stay connected while out on the road and enjoy access to a myriad of high-tech features such as wireless Apple CarPlay® & Android Auto™ functionality, Wi-Fi® hotspot capabilities, SiriusXM radio and more.
Up to 14 Camera Views
Pulling a trailer, backing out of a parking spot and seeing around a large three-quarter ton pickup like the 2025 GMC Sierra HD has never been easier, courtesy of its impressive array of in-board cameras. Enjoy up to 14 available camera views and angles, displayed on the truck’s expansive centre touchscreen.
- Enhanced Transparent Trailer View
- Hitch View
- Surround View
- Front Side View
- Inside Trailer View
- Rear Camera View
- Front Camera View
- Rear Camera Mirror
- Rear Top-Down View
- Front Top-Down View
- Picture-in-Picture View
- Rear Side View (with Trailer Biasing)
- Cargo Bed View (with Zoom View and Hitch Guidelines)
- Rear Trailer View (with Guidelines and Trailer Angle Indicator)
Performance
Heavy-Duty Towing Power
With their two incredibly powerful V8 engine options, and long list of advanced towing features, the 2025 GMC Sierra HD pickup trucks can easily deliver the towing power you need to pull serious loads. Whether it’s for work or play, the GMC Sierra HD has your towing needs covered.
Trailering-Assistance Technologies
With the most trailer-assist technologies in its class, you’ll get the enhanced confidence you need to tow thanks to all the 2025 GMC Sierra HD’s available towing features. View some of the trailering technologies below.
- Tow/Haul Mode
- Trailer Light Test
- Trailering Mirrors
- 14 Camera Views
- Trailer Sway Control
- Diesel Exhaust Brake
- Trailer Theft Detection
- Trailer Length Indicator
- Trailer Brake Controller
- Pre Departure Checklists
- Maintenance Reminders
- Tow/Haul Mode Reminder
- Auto Electric Parking Brake
- ProGrade Trailering System
- Trailer Side Blind Zone Alert
- Adaptive Cruise Control w/ Trailering
- Gross Combined Weight (GCW) Alert
- Create and Customize Trailer Profiles
- Adaptive Cruise Control with Trailering
- Trailer Angle Indicator with Jack-Knife Alert
- Available myGMC Mobile App with Trailering
- Trailer Tire Pressure and Temperature Monitoring
- Smart Trailer Integration with the available myGMC Mobile App
Engine Options: | 6.6L Gasoline V8 | 6.6L Duramax Turbo-Diesel V8 |
Horsepower | 401 | 470 |
Torque (lb-ft) | 464 | 975 |
Transmission | Allison 10-Speed Automatic | Allison 10-Speed Automatic |
Towing Capacity (kgs/lbs) | 10,010 / 22,070 | 16,329 / 36,000 |
Safety
Sierra HD Pro Safety
All 2025 GMC Sierra HD models come fully loaded with GMC Pro Safety, the brand’s suite of active safety and driver-assistance technologies that help you drive and trailer with confidence. These features include:
- IntelliBeam
- Buckle to Drive
- Forward Collision Alert
- Lane Departure Warning
- Front Pedestrian Braking
- Following Distance Indicator
- Automatic Emergency Braking
Adaptive Cruise Control
Enjoy a semi-autonomous driving experience, courtesy of the available Adaptive Cruise Control system. Using a combination of front-mounted cameras and radars, the truck can automatically adjust its speed, braking and follow distance, based on your specific parameters. Available on select 2025 GMC Sierra HD models.
2025 GMC Sierra HD Trim Levels
Shop the 2025 GMC Sierra HD at Greg Gardner Motors
If you’re interested in driving the powerful new 2025 GMC Sierra HD pickup truck, please contact a product specialist at Greg Gardner Motors, today. You may also book a test drive in the GMC Sierra HD at a time of your choosing and take this pickup truck out for a spin to really get a feel for its incredible power, performance and luxury. We look forward to helping you find your next pickup truck.