Used GMC Sierra 2500HD for Sale nearDieppe, NB

How much does the GMC Sierra 2500HD cost in today's market?

Used GMC Sierra 2500HD prices span a wide range depending on model year. Here's what the market looks like right now:

The GMC Sierra 2500HD's current nationwide average price is $70,140 CAD, and its nationwide average price reached a low of $66,699 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 2500HD a good car?

Yes — the GMC Sierra 2500HD is a strong choice if you want heavy-duty capability with a more premium feel. The all-generations owner rating is 4.5/5 across every model year in the data.

Owners consistently praise its power, towing capability, and comfortable ride. They also frequently highlight its luxury-oriented features and strong performance when the truck is working hard.

Expert reviews rate the 2024 and 2022 models among the highest across all years.

The trade-offs centre on fuel use, parking ease, and pricing, especially on higher-spec versions.

29.7% of listings are priced as good or great deals.

Are GMC Sierra 2500HD models reliable?

Owners consistently praise the GMC Sierra 2500HD for its power, towing ability, comfort, and premium-feeling features. Expert commentary also points to strong capability and a refined heavy-duty character, especially in newer versions.

• Owners rate the GMC Sierra 2500HD between 3.5 and 5 out of 5 stars across all model years in the data.

For used buyers, long-term ownership risk is most tied to the specific generation and trim you choose, so a careful pre-purchase inspection matters.

What should I look for when buying a used GMC Sierra 2500HD?

Key things to evaluate:

• Safety package: GMC Sierra HD standard driver-assistance features include automatic emergency braking, forward collision warning, pedestrian detection, and lane departure warning, while the Denali Ultimate adds front and rear parking sensors, a surround-view parking camera, adaptive cruise control, rear cross-traffic alert, blind-spot monitoring, and a rear-facing cargo bed camera.
• Infotainment: The Denali Ultimate features a 13.4-inch screen with wireless Apple CarPlay and Android Auto connectivity, a wireless device charging pad, Google built-in, a 12-speaker Bose surround-sound audio system, and split-screen navigation.
• Fuel efficiency: During long highway stints the Duramax diesel dipped as low as 11.2 litres per 100 kilometres.

Which GMC Sierra 2500HD trim should I buy?

The 2024 GMC Sierra 2500HD offers these trims:

• Pro: The entry point for the lineup, suited to buyers who want the Sierra HD’s core work-truck capability.
• SLE: Adds more equipment than Pro and is a sensible value choice for shoppers who want a step up without moving deep into luxury territory.
• SLT: Brings a more upscale feel and is a strong fit if you want more comfort and convenience.
• AT4: Adds off-road hardware and accessories such as skid plates, off-road suspension upgrades, and a more robust transfer case.
• Denali: Focuses on luxury cabin features and premium presentation.
• AT4X: The upgraded off-road trim adds even more capability-focused hardware than AT4.
• Denali Ultimate: The top trim adds nearly every available option, a six-passenger Crew Cab, the MultiPro Tailgate, and a premium cabin; it is the best fit if you want the most luxurious version.

What GMC Sierra 2500HD do most buyers choose?

The GMC Sierra 2500HD years with the most listings are 2024, 2023, and 2025.

These higher-volume years tend to be the most popular because they give you more inventory to compare, which can make it easier to find the right trim, price, and equipment mix. They also tend to attract shoppers looking for newer features and broader availability.

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

Most model years in the table are down year over year, which can work in your favour if you are shopping used. The sharpest drops are concentrated in the newer and older ends of the range, while one year shows a gain instead of a decline.

The 2020, 2021, and 2019 model years have held their value best, with the smallest year-over-year price changes.

Is the GMC Sierra 2500HD safe?

• 2024: 9/10
• 2022: 8/10

The GMC Sierra HD comes standard with automatic emergency braking, forward collision warning, pedestrian detection, and lane departure warning, while the Denali Ultimate adds front and rear parking sensors, a surround-view parking camera, adaptive cruise control, rear cross-traffic alert, blind-spot monitoring, and a rear-facing cargo bed camera.

For the safest used buy, the 2024 model posts the highest confirmed score of 9/10.

Should I buy a used GMC Sierra 2500HD now or wait for the next model?

Buy now if:

• Price trend: The 2025 model is at −11.94% versus a year ago, and the 2024 model is at −6.23%.
• Deal availability: The 2025 model has 29.9% good and great deals, and the 2024 model has 28.9%.
• Sweet-spot year: The 2024 model has the most listings at a current average price of $77,811 CAD. The GMC Sierra 2500HD offers a premium-feeling cabin and serious heavy-duty capability.

Consider waiting if:

• Powertrain/efficiency: The latest model pairs a 6.6-litre Duramax turbocharged diesel V8 with 470 horsepower and 975 lb-ft of torque, plus a 10-speed Allison automatic transmission and standard four-wheel drive.
• Tech: The latest model adds a 13.4-inch screen, a 15-inch multi-colour head-up display, wireless Apple CarPlay and Android Auto connectivity, a wireless device charging pad, Google built-in, and a 12-speaker Bose surround-sound audio system.
• Safety: The latest model adds front and rear parking sensors, a surround-view parking camera, adaptive cruise control, rear cross-traffic alert, blind-spot monitoring, and a rear-facing cargo bed camera.
• Starting price: $125,630 CAD

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

How does the 2025 GMC Sierra 2500HD compare to the 2025 Ford F-250 Super Duty?

These recommendations are based on CarGurus' proprietary market data from October 27, 2026, CarGurus experts' opinions, and generative AI.