Used 2024 GMC Sierra 2500HD for Sale near Keswick, ON

## Summary - With 119 currently listed for sale and an **average price of $80,848.00 CAD**, 27.7% of 2024 GMC Sierra 2500HDs for sale on CarGurus are rated as good or great deals. - **Favourably reviewed:** Owners rated the 2024 GMC Sierra 2500HD 4 / 5 stars. - **100.0% of 2024 Sierra 2500HD models on CarGurus are accident-free**. - The 2024 GMC Sierra 2500HD Denali Ultimate combines heavy-duty capabilities with luxury features, powered by a robust 6.6-litre turbocharged Duramax diesel V8. ## Why it stands out The 2024 GMC Sierra 2500HD shines with its top-tier Denali Ultimate trim, which offers an impressive blend of luxury and functionality. Unlike typical work trucks, this model is designed not just for towing, with a staggering maximum towing capacity of 10,200 kilograms (22,500 pounds), but it also elevates the driving experience with features like heated and ventilated leather seats with a massage function, and a sophisticated 13.4-inch touchscreen infotainment system. Its robust powertrain delivers 470 horsepower and a massive 975 lb-ft of torque, appealing to buyers needing serious towing capacity without sacrificing comfort. While the Denali Ultimate is undoubtedly luxurious, potential owners should keep in mind its thirst for fuel and bulkiness during parking as notable drawbacks. ## Other model years to consider - **[2021 GMC Sierra 2500HD](https://www.cargurus.ca/Cars/l-Used-2021-GMC-Sierra-2500HD-c30860)** - Average price: $59,938.00 CAD - Good/great deal percentage: 33.3% - User rating: 5 / 5 - Total listings: 57 - **[2023 GMC Sierra 2500HD](https://www.cargurus.ca/Cars/l-Used-2023-GMC-Sierra-2500HD-c32421)** - Average price: $73,460.00 CAD - Good/great deal percentage: 30.6% - User rating: 4 / 5 - Total listings: 111 - **[2025 GMC Sierra 2500HD](https://www.cargurus.ca/Cars/l-Used-2025-GMC-Sierra-2500HD-c33462)** - Average price: $93,708.00 CAD - Good/great deal percentage: 26.5% - User rating: 5 / 5 - Total listings: 98 This analysis is based on CarGurus' proprietary market data from April 13, 2026, CarGurus experts' opinions, and generative AI.