Used 2024 GMC Sierra 3500HD for Sale nearMississauga, ON

Summary

• With 175 currently listed for sale and an average price of $81,641.00 CAD, 26.9% of 2024 GMC Sierra 3500HDs 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.

Why it stands out

The 2024 GMC Sierra 3500HD stands out as a heavy-duty pickup that blends serious work capability with a more polished feel than many trucks in its class. It is offered in a wide range of cab, bed, and rear-axle configurations, and its maximum towing and hauling figures are substantial when properly equipped. GMC also gives it a broad trim walk, from a basic work-focused model to luxury-oriented versions, which helps the truck appeal to buyers who want either a straightforward tool or a more upscale heavy-duty rig.

For 2024, the turbodiesel received a power bump to 470 hp and 975 lb-ft of torque, and a new top Denali Ultimate trim took over as the range-topper. That trim added features such as power-retracting running boards, adaptive cruise control, cooled and massaging front seats, a digital rearview mirror, and a sunroof. The SLE trim and above also gained a larger 13.4-inch infotainment touchscreen and a digital instrument panel, while trailering tech expanded with enhanced adaptive cruise control, a weight limit monitor, and a transparent trailer camera view. Those updates make the 2024 Sierra 3500HD especially appealing to shoppers who want modern towing aids and a more premium cabin.

There are still trade-offs. The truck’s size can make it unwieldy in parking lots, and the top trims can be prohibitively expensive. Fuel economy is not officially rated, but heavy-duty trucks like this one are expected to be thirsty, especially when towing or hauling large loads. Even so, the 2024 GMC Sierra 3500HD remains distinctive for combining immense capability with a level of comfort and technology that broadens its appeal beyond pure work use.

Other model years to consider

• 2025 GMC Sierra 3500HD

  • Average price: $94,592.00 CAD
  • Good/great deal percentage: 26.4%
  • User rating: 5 / 5
  • Total listings: 148

• 2023 GMC Sierra 3500HD

  • Average price: $74,193.00 CAD
  • Good/great deal percentage: 24.3%
  • Total listings: 152

• 2020 GMC Sierra 3500HD

  • Average price: $59,522.00 CAD
  • Good/great deal percentage: 25.0%
  • User rating: 5 / 5
  • Total listings: 56

This analysis is based on CarGurus' proprietary market data from August 31, 2026, CarGurus experts' opinions, and generative AI.