GMC Sierra HD (2500/3500)
The 2025-2026 GMC Sierra HD is a robust choice in the heavy-duty pickup segment, offering a strong gas powertrain and a starting price of CA$54,998. With a combined fuel economy of 17.8 L/100km, it's designed for those who need serious towing and hauling capabilities. Ideal for both work and leisure, the Sierra HD balances power with practicality.
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GMC Sierra HD (2500/3500)
Buyer verdict
The GMC Sierra HD is a solid option for those needing a reliable heavy-duty pickup. Its base model is well-equipped for essential tasks, but upgrading to higher trims can enhance comfort and add advanced features. Consider your specific needs and budget when choosing a trim.
$57,098 before tax
6.6L V8
Regular
IIHS / NHTSA
Specs
Everything we track for the GMC Sierra HD (2500/3500) in Canada.
Powertrain
- Engine
- 6.6L V8
- Horsepower
- 401 hp
- Torque
- 464 lb-ft
- Transmission
- 6-speed automatic
- Drivetrain
- RWD
Efficiency
- City
- 20.0 L/100km
- Highway
- 15.0 L/100km
- Combined
- 17.8 L/100km
- Fuel type
- Regular
- Tank
- 132 L
Dimensions
- Length
- 6058 mm
- Wheelbase
- 3745 mm
- Cargo behind 2nd row
- —
- Cargo max
- —
- Seating
- 6 seats
- Towing
- 8346 kg
Safety & Warranty
- IIHS
- —
- NHTSA
- —
- Basic warranty
- 3 yr / 60k km
- Powertrain warranty
- 5 yr / 100k km
- Build country
- USA
- iZEV eligible
- No
Which trim is worth it
SLE
Worth itThe SLE trim offers a good balance of additional features like upgraded infotainment and enhanced interior materials, making it a worthwhile upgrade if you spend significant time in your truck.
SLT
Worth itThe SLT trim adds more comfort and technology features, such as leather-appointed seating and advanced safety systems. This trim is recommended if you prioritize a more refined driving experience.
AT4
Probably skipThe AT4 trim is geared towards off-road enthusiasts. If off-roading isn't a priority, the extra cost may not be justified for your needs.
Denali
Worth itThe Denali trim offers premium luxury and advanced technology, including a high-end audio system and enhanced driver assistance features. If you seek a luxury experience, this trim is worth considering.
Common questions
- What is the towing capacity of the GMC Sierra HD?
- The exact towing capacity can vary based on the configuration and options chosen. Check the specific model details for precise towing capabilities.
- Does the Sierra HD offer advanced safety features?
- Yes, higher trims like the SLT and Denali include advanced safety features such as lane departure warning and adaptive cruise control.
- Is the Sierra HD suitable for off-roading?
- The AT4 trim is specifically designed for off-roading with features like skid plates and off-road suspension. If off-roading is a priority, this trim is a good choice.