How much does the 2024 GMC Sierra 2500HD cost?

Prices have softened 6.95% compared to this time last year, making it a favorable time to shop this model year.

There are 4,224 listings available, which suggests solid inventory for comparison shopping.

If you find a listing below $67,488.93, that's toward the low end of the year-round range and worth acting on quickly.

Is the 2024 GMC Sierra 2500HD a good car?

Generally — 4.2/5 from users and 8/10 from our experts. The model scores 9/10 across Technology and Safety.

The 2024 Sierra 2500HD is aimed at you if you want heavy-duty capability with an upscale cabin and a long list of premium equipment. The expert review highlights serious towing strength, a massive cabin with luxury trimmings, and strong acceleration, while the truck’s top Denali Ultimate trim comes loaded with nearly every available option.

The trade-offs are clear: fuel use is high, parking can feel cumbersome because of the truck’s size, and the mechanically similar Chevrolet Silverado HD costs less. Even so, 33.0% of listings are priced as good or great deals, which gives you some room to shop selectively.

Is the 2024 GMC Sierra 2500HD reliable?

Owners rate it 4.2/5, a solid signal of long-term satisfaction.

The 2024 Sierra 2500HD is presented as a heavy-duty truck built around durability, towing strength, and refinement under load. The expert review also points to a stout diesel powertrain, a refined automatic transmission, and hardware such as a diesel exhaust brake, all of which support confidence when you’re using it for demanding work.

If you plan to own one long term, your biggest risk is the cost and complexity that come with a large, heavily equipped diesel truck, especially if you use it hard or rack up lots of miles.

What should I look for when buying a used 2024 GMC Sierra 2500HD?

Accident-free inventory is excellent at 92.9% — clean inventory, standard diligence applies.

You should still run a history report and prioritize a pre-purchase inspection, especially if the truck has been used for towing or hauling. Focus on overall condition, signs of heavy-duty use, and whether the equipment you want is actually present on the truck you’re considering.

Key things to evaluate:

• Trim level: The Denali Ultimate sits at the top of the lineup with nearly every available option, standard LED headlights and taillights, sequential turn signals, the MultiPro Tailgate, and a six-passenger Crew Cab. It is the most luxury-focused version, while lesser trims give up some of that upscale presentation and equipment.
• Powertrain: The Denali Ultimate uses a 6.6-liter Duramax turbocharged diesel V8 with 470 horsepower and 975 pound-feet of torque, paired with a 10-speed Allison automatic transmission and standard four-wheel drive. It also includes a locking rear differential, two-speed transfer case, all-terrain tires, heavy-duty air filter, underbody skid plates, hill descent control, and a diesel exhaust brake.
• Safety package: Standard equipment 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.
• Infotainment: The Denali Ultimate gets 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, a 12-speaker Bose surround-sound audio system, and split-screen navigation.
• Fuel efficiency: During long highway stints, the Duramax diesel could stretch as much as 21 miles from each gallon of diesel, while suburban and city driving could drop into the single digits.

Which 2024 GMC Sierra 2500HD trim should I buy?

The 2024 GMC Sierra 2500HD is offered in 1 trim level: Denali Ultimate.

Here's the short version:

The Denali Ultimate is the clear pick if you want the most luxurious and most fully equipped version of the Sierra HD. It brings the strongest mix of towing hardware, premium cabin features, and advanced trailering tech, so it makes the most sense if you plan to use the truck for serious work and want the upscale experience to match.

Safety-package note: it 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.

Is now a good time to buy a used 2024 GMC Sierra 2500HD?

The market looks moderate and selective, so you can shop with some leverage if you’re patient.

• Deal availability: 33.0% of listings are priced as good or great deals.
• Inventory: There are 4,224 listings available.
• Price trend: Prices have softened 6.95% compared with last year.
• Clean inventory: 92.9% of listings are accident-free.

If you find a listing below $67,488.93, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2024 GMC Sierra 2500HD's resale value?

The current average of $67,472 sits slightly below last year's $72,513.

That price movement suggests the truck has already absorbed some depreciation, which can help future sellers if they buy at the right price. If you purchase near the lower end of the current range and keep the truck in strong condition, you may have a better shot at limiting your loss later. The model’s premium positioning can support demand, but resale will still depend heavily on mileage, condition, and how hard the truck has been used.

Vehicles with solid owner satisfaction ratings, like this model year's 4.2/5, tend to retain buyer demand, which supports resale value over time.

Is the 2024 GMC Sierra 2500HD safe?

It earns a 9/10 safety score from our experts.

The Sierra 2500HD comes standard with a broad set of driver-assistance features, including 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.

That gives you a strong safety foundation for a heavy-duty pickup, especially if you regularly tow or maneuver in tight spaces. The large power-operated side mirrors also help visibility, though the truck’s size still means you need to stay alert in parking lots and narrow roads.

Should I buy a 2024 GMC Sierra 2500HD or consider a different year?

If you're weighing the 2024 against nearby model years, here's how to think about it:

Choose the 2024 if:

• 33.0% of listings are priced as good or great deals.
• Accident-free inventory is excellent at 92.9% — clean inventory, standard diligence applies.
• Price trend: Prices have softened 6.95% compared with last year.
• Owners rate it 4.2/5 — a solid satisfaction signal.
• The 2024 model year adds the Denali Ultimate at the top of the lineup, giving you nearly every available option in the Sierra HD range.

The bottom line: If you want the most upscale and fully equipped version of the Sierra HD, the 2024 is the year to target. If your priority is simply getting heavy-duty capability for less money, a lower-trim or less expensive alternative may make more sense, especially if you don’t need the Denali Ultimate’s luxury extras.

These recommendations are based on CarGurus' proprietary market data from August 21, 2026, CarGurus experts' opinions, and generative AI.