Used 2023 GMC Sierra 2500HD for Sale nearNepean, ON

How much does the 2023 GMC Sierra 2500HD cost?

Prices have softened 7.62% compared to this time last year, making it a favourable time to shop this model year.

There are 200 listings available, which suggests a healthy amount of inventory to compare.

Is the 2023 GMC Sierra 2500HD a good car?

Generally — the 4/5 user rating points to a truck that satisfies many shoppers, especially if you want a heavy-duty pickup with a more upscale feel than many rivals. The 2023 Sierra 2500HD also offers a broader range of trims and upscale features than the related Silverado 2500HD, with Denali and Denali Ultimate versions aimed at buyers who want a work truck that feels especially well equipped. It also brings a strong mix of technology and capability, including available Bluetooth, Android Auto, Apple CarPlay, and Wi-Fi hotspot connectivity.

That said, it is also a truck with a premium-leaning price profile and a wide spread of configurations, so it makes the most sense if you value cabin quality and feature content alongside heavy-duty usefulness. 31.5% of listings are priced as good or great deals, which gives you some room to shop selectively.

Is the 2023 GMC Sierra 2500HD reliable?

Owners rate it 4/5, a solid signal of long-term satisfaction.

The 2023 Sierra 2500HD is built around serious capability and a premium-feeling cabin, but used examples can bring ownership complexity. Reported issues include check engine lights tied to diesel particulate filters or emissions sensors, infotainment sluggishness, rough or delayed shifts, electrical glitches, MultiPro tailgate faults, and faulty trailer brake controllers. For used buyers, that means long-term ownership risk is worth weighing carefully, especially if you are considering a higher-mileage or heavily worked truck.

Is now a good time to buy a used 2023 GMC Sierra 2500HD?

This looks like a moderate, selective buyer’s market, so you can shop patiently and still find worthwhile listings.

• Deal availability: 31.5% of listings are priced as good or great deals.
• Inventory: There are 200 listings available.
• Price trend: Prices have softened 7.62% compared with last year.

If you find a listing below $65,419 CAD, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2023 GMC Sierra 2500HD's resale value?

The current average of $65,827 CAD sits slightly below last year's $71,257 CAD.

That softer pricing can help you buy in at a more favourable point, but it also means future resale gains may be more limited if the market stays under pressure. For a future seller, the current trend suggests you should focus on buying well and keeping the truck in strong condition. Well-equipped heavy-duty trucks can still hold attention when they are clean, properly maintained, and configured with desirable features.

Vehicles with solid owner satisfaction ratings, like this model year's 4/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2023 GMC Sierra 2500HD or consider a different year?

If you're weighing the 2023 against nearby model years, here's how to think about it:

Choose the 2023 if:

• 31.5% of listings are priced as good or great deals.
• Price trend: Prices have softened 7.62% compared with last year.
• Owners rate it 4/5 — a solid satisfaction signal.

Consider the 2022 if:

• At $60,621 CAD, the 2022 costs less than the current year's $65,827 CAD average.
• It balances serious capability with everyday usability.

Consider the 2024 if:

• At $77,798 CAD, the 2024 costs more than the current year's $65,827 CAD average.
• The Denali Ultimate adds nearly every available option for a more luxurious cabin.

The bottom line: If you want the best mix of premium feel, broad trim choice, and current-market pricing, the 2023 is the primary path to consider. If your priority is saving money, the 2022 is the better value play, while the 2024 makes sense only if you want the newer luxury-focused upgrades and are comfortable paying more.

How does the 2023 GMC Sierra 2500HD compare to the 2023 Ford F-250 Super Duty?

Read our full side-by-side expert comparison here.

These recommendations are based on CarGurus' proprietary market data from November 3, 2026, CarGurus experts' opinions, and generative AI.