Used 2024 GMC Sierra 3500HD for Sale near Mississauga, ON

## Summary - With 168 currently listed for sale and an **average price of $82,287.00 CAD**, 28.0% of the 2024 GMC Sierra 3500HD models for sale on CarGurus are rated as good or great deals. - **Favourably reviewed:** Owners rated the 2024 GMC Sierra 3500HD 5 / 5 stars. - **100.0% of 2024 Sierra 3500HD models on CarGurus are accident free**. - The 2024 model enhances its towing capacity with a powerful 6.6-litre Duramax turbodiesel engine, boasting up to 470 hp and 975 lb-ft of torque, while offering luxurious features in its Denali trims. ## Why it stands out The 2024 GMC Sierra 3500HD distinguishes itself as a robust heavy-duty truck that combines incredible towing and hauling capabilities with a touch of luxury, especially in the higher-end Denali trims. With the ability to tow up to 16,100 kilograms (35,500 pounds), it excels in performance, making it a top choice for those who require a workhorse that doesn't compromise on comfort. The new features introduced in recent years, such as the massive 13.4-inch infotainment screen and various advanced safety options, cater to modern buyers who prioritize technology and safety alongside traditional power and utility. While the Sierra 3500HD provides high-end trim levels comparable to luxury vehicles, buyers should also be aware that top models can come with hefty price tags, making it essential to consider overall value. ## Other model years to consider - **[2023 GMC Sierra 3500HD](https://www.cargurus.ca/Cars/l-Used-2023-GMC-Sierra-3500HD-c32422)** - Average price: $75,934.00 CAD - Good/great deal percentage: 25.5% - User rating: 5 / 5 - Total listings: 153 - **[2025 GMC Sierra 3500HD](https://www.cargurus.ca/Cars/l-Used-2025-GMC-Sierra-3500HD-c33463)** - Average price: $97,502.00 CAD - Good/great deal percentage: 27.8% - User rating: 5 / 5 - Total listings: 133 - **[2021 GMC Sierra 3500HD](https://www.cargurus.ca/Cars/l-Used-2021-GMC-Sierra-3500HD-c30861)** - Average price: $67,545.00 CAD - Good/great deal percentage: 18.1% - User rating: 5 / 5 - Total listings: 94 This analysis is based on CarGurus' proprietary market data from May 4, 2026, CarGurus experts' opinions, and generative AI.