Used GMC Sierra 2500HD for Sale near Somonauk, IL

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 $56,806, and its lowest point over the past year was $55,338. 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 earns strong marks from owners across the lineup, and the all-generations user rating supports that overall appeal. The all-generations owner rating is 4.5/5 across every model year in the data.

Owners consistently praise the Sierra 2500HD for its power, towing capability, and comfortable ride. They also frequently highlight its upscale features and strong performance when the truck is working hard.

Expert reviews rate the 2020 and 2024 models among the highest across all years.

The main tradeoffs center on fuel economy, pricing, and some quality concerns in certain years. For used shoppers, that means the Sierra 2500HD is a compelling heavy-duty truck if you value capability and comfort, but you should shop carefully and compare condition, equipment, and history.

33.5% of listings are priced as good or great deals.

Are GMC Sierra 2500HD models reliable?

Owners consistently praise the Sierra 2500HD for strong performance, towing ability, and a comfortable ride. Across the model years in the data, the truck also earns repeat praise for its upscale features and overall capability.

• 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 best managed by checking service history closely and focusing on well-maintained trucks with clean records.

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

Across all model years, accident-free inventory is solid at 83.6% — always verify the vehicle history report.

Older model years carry meaningfully higher accident rates, so always verify the vehicle history report on pre-2021 models.

Key things to evaluate:

• Safety package: automatic emergency braking, forward collision warning, lane departure warning, front and rear parking sensors, a surround-view parking camera, pedestrian detection, rear cross-traffic alert, blind-spot monitoring, and a rear-facing cargo bed camera
• Infotainment: a 13.4-inch touchscreen with wireless Apple CarPlay and Android Auto

Which GMC Sierra 2500HD trim should I buy?

The 2024 GMC Sierra 2500HD offers these trims:

• Denali Ultimate: This top trim brings the 6.6-liter Duramax turbocharged diesel V8, a 10-speed Allison automatic transmission, standard four-wheel drive, a 13.4-inch screen, a 15-inch head-up display, wireless Apple CarPlay and Android Auto, wireless device charging, Google built-in, a 12-speaker Bose surround-sound audio system, split-screen navigation, a locking rear differential, skid plates, hill descent control, and a diesel exhaust brake. It suits you if you want the most luxurious and most fully equipped version.
• Denali: This trim adds a more upscale cabin and luxury-focused presentation, making it a strong choice if you want premium features without going all the way to the top.
• AT4X: This trim adds off-road hardware and accessories, including skid plates, off-road suspension upgrades, and a more robust transfer case.
• AT4: This trim adds off-road hardware and accessories, including skid plates, off-road suspension upgrades, and a more robust transfer case.
• SLT: This trim adds a broader set of comfort and convenience features and is a strong value choice for shoppers who want a well-equipped heavy-duty truck.
• SLE: This trim gives you a practical starting point with the Sierra HD’s core capability and a useful feature set.
• Pro: This trim is the entry point for buyers who want the Sierra 2500HD’s heavy-duty capability in a straightforward setup.

What GMC Sierra 2500HD do most buyers choose?

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

These higher-volume years tend to draw the most attention because they give you more inventory to compare and more chances to find the right trim, mileage, and price combination. They also sit close enough to the newest trucks to keep feature content strong while still offering used-market savings.

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

Most model years are moving lower year over year, which creates better buying opportunities for used shoppers. The biggest drops are concentrated in the newer and mid-cycle trucks, while the smaller declines suggest some years are softening more gradually than others.

The 2017, 2020, 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
• 2020: 8/10

The 2024 model includes automatic emergency braking, forward collision warning, lane departure warning, front and rear parking sensors, a surround-view parking camera, pedestrian detection, 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 −9.21% versus a year ago, and the 2024 model is at −8.15%.
• Deal availability: The 2025 model has 36.3% good and great deals, and the 2024 model has 36.2%.
• Sweet-spot year: The 2025 model has the most listings at a current average price of $70,892. The GMC Sierra 2500HD offers a strong mix of heavy-duty capability and upscale cabin appeal.

Consider waiting if:

• Powertrain/efficiency: The latest model pairs a 6.6-liter Duramax turbocharged diesel V8 with 470 horsepower and 975 pound-feet 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-color head-up display, wireless Apple CarPlay and Android Auto, wireless device charging, Google built-in, and split-screen navigation.
• Safety: The latest model adds automatic emergency braking, forward collision warning, lane departure warning, front and rear parking sensors, a surround-view parking camera, pedestrian detection, rear cross-traffic alert, blind-spot monitoring, and a rear-facing cargo bed camera.
• Starting price: $92,940

If you're buying used today, the 2025 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.