New GMC Sierra 3500HD for Sale near Rockcliffe, ON

How much does the GMC Sierra 3500HD cost in today's market?

Used GMC Sierra 3500HD prices span a wide range depending on model year. Here's what the market looks like right now:

The GMC Sierra 3500HD's current nationwide average price is $75,021 CAD, and its nationwide average price reached a low of $71,468 CAD over the past year.

Recently, prices have come down for the 2023, 2024, and 2025 models, making now a good time to shop recent model years.

Is the GMC Sierra 3500HD a good car?

Yes — the GMC Sierra 3500HD is a strong choice if you want a heavy-duty truck with broad appeal across model years. The all-generations owner rating is 4.6/5 across every model year in the data.

Owners consistently praise its towing strength, powerful performance, and durable build quality. Comfort and cabin space also come up often, especially for buyers who want a truck that works hard and still feels usable day to day. The broad range of trims and configurations adds to its appeal for both job-site and personal use.

27.1% of listings are priced as good or great deals.

Are GMC Sierra 3500HD models reliable?

Owners consistently praise the GMC Sierra 3500HD for its strong towing ability, durable construction, and dependable performance across the model years in the data. Expert and owner feedback also points to a truck that feels well suited to demanding use while still offering comfort and refinement in higher trims.

• Owners rate the GMC Sierra 3500HD between 3 and 5 out of 5 stars across all model years in the data.

For used buyers, long-term ownership risk is best managed by checking maintenance history carefully and focusing on well-kept examples, especially on higher-mileage trucks that have seen heavy-duty use.

What GMC Sierra 3500HD do most buyers choose?

The GMC Sierra 3500HD years with the most listings are 2024, 2023, and 2025.

These higher-volume years tend to be the most popular used picks because they give you more inventory to compare, more trim and configuration choices, and a better chance of finding a truck that matches your budget and equipment needs.

What is the GMC Sierra 3500HD's resale value?

Most model years in the table are down year over year, which creates more room for used buyers to find value. The largest drops are concentrated in older and recent high-demand years, while a few years are much closer to flat or even moving higher. That mix suggests the market is rewarding certain configurations and model years more than others.

The 2020 model year is holding steady, with prices close to flat year-over-year.

The 2016, 2020, and 2024 model years have held their value best, with the smallest year-over-year price changes.

Should I buy a used GMC Sierra 3500HD now or wait for the next model?

Buy now if:

• Price trend: The 2025 model is at −14.11% versus a year ago, and the 2024 model is at −2.7%.
• Deal availability: The 2025 model has 33.3% good and great deals, and the 2024 model has 29%.
• Sweet-spot year: The 2024 model has the most listings at a current average price of $81,997 CAD.

If you're buying used today, the 2024 model year offers the best mix of value and availability. If you want the newest version, it may be worth waiting for the next model year's inventory to build up.

How does the 2024 GMC Sierra 3500HD compare to the 2024 Ford F-350 Super Duty?

These recommendations are based on CarGurus' proprietary market data from November 10, 2026, CarGurus experts' opinions, and generative AI.