Used GMC Sierra 2500HD for Sale nearWestbrook, ME

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 $57,868, and its lowest point over the past year was $55,372. 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 overall, and its appeal is anchored by a 4.49/5 all-generations user rating.

The all-generations owner rating is 4.49/5 across every model year in the data.

Owners consistently praise its power, towing capability, comfortable ride, and premium-feeling cabin. Across the model years, the Sierra 2500HD also stands out for its strong performance, upscale features, and heavy-duty usefulness.

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

The main trade-offs that show up in expert reviews are fuel thirst, parking-lot bulk, and pricing that can climb quickly on higher trims.

30.0% of listings are priced as good or great deals.

Are GMC Sierra 2500HD models reliable?

Owners and experts consistently praise the Sierra 2500HD for strong power, towing ability, and a comfortable ride. The truck also earns repeat praise for its premium-feeling features and overall capability.

• Owners rate the GMC Sierra 2500HD between 3.5 and 5.0 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 carefully, especially on older trucks where reported electrical, transmission, and build-quality issues appear more often.

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

Across all model years, accident-free inventory is solid at 84.9% — 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: 2024 HD Denali Ultimate standard with 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: 2024 HD Denali Ultimate with a 13.4-inch screen, wireless Apple CarPlay and Android Auto, wireless device charging pad, Google built-in, and split-screen navigation.

Which GMC Sierra 2500HD trim should I buy?

The 2024 GMC Sierra 2500HD offers these trims:

• Denali Ultimate: The top trim adds the 13.4-inch screen, wireless Apple CarPlay and Android Auto, wireless charging, Google built-in, a 15-inch head-up display, a 12-speaker Bose surround-sound audio system, split-screen navigation, standard four-wheel drive, a diesel exhaust brake, underbody skid plates, hill descent control, a locking rear differential, and the MultiPro Tailgate. It suits you if you want the most luxury, tech, and towing-focused hardware in one truck.
• Denali: This trim brings the upscale Denali treatment with a luxury-focused cabin and premium presentation for buyers who want a refined heavy-duty truck.
• AT4: This trim adds off-road hardware and accessories such as skid plates, off-road suspension upgrades, and a more robust transfer case, making it the best fit if you want a more rugged setup.
• SLT: This trim gives you a strong mix of comfort and capability, making it a smart value choice for many shoppers.
• SLE: This trim covers the core heavy-duty essentials with a simpler feature set.
• Pro: This entry trim gives you the Sierra 2500HD’s work-truck foundation at the lowest rung of the lineup.

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 be the most popular used picks because they offer the broadest selection of trims, features, and price points. They also give you more chances to compare condition, mileage, and equipment before you buy.

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

Most model years in the Sierra 2500HD lineup are down year over year, which creates more room for used buyers to find value. The largest drops are concentrated in the older and newer ends of the range, while a few years have declined more modestly. That pattern suggests there are opportunities across multiple generations if you shop carefully.

The 2017, 2016, and 2020 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 HD Denali Ultimate comes standard with 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 −7.88% versus a year ago, and the 2024 model is at −7.03%.
• Deal availability: The 2025 model has 32% good and great deals, and the 2024 model has 31.4%.
• Sweet-spot year: The 2025 model has the most listings at a current average price of $72,232. The GMC Sierra 2500HD offers a premium-feeling cabin and a broad spread of comfort and convenience features that make it appealing for both work and daily use.

Consider waiting if:

• Powertrain/efficiency: The latest model pairs a 6.6-liter gas V8 with a six-speed automatic or a 6.6-liter Duramax turbodiesel V8 with a 10-speed Allison automatic, and the diesel setup produces 470 horsepower and 975 pound-feet of torque.
• Tech: The latest model adds a 13.4-inch screen, a 15-inch head-up display, wireless Apple CarPlay and Android Auto, wireless device charging, Google built-in, and split-screen navigation.
• Safety: The latest model adds standard 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: The latest model's base price is $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.

These recommendations are based on CarGurus' proprietary market data from September 22, 2026, CarGurus experts' opinions, and generative AI.