Used 2024 GMC Sierra 2500HD for SaleNationwide

How much does the 2024 GMC Sierra 2500HD cost?

Prices have softened 8.52% compared to this time last year, making it a favorable time to shop this model year.

There are 4,482 listings available, which gives you a solid pool of inventory to compare.

Is the 2024 GMC Sierra 2500HD a good car?

Generally — 4.2/5 from owners, and the expert rating is 8/10. The model scores 9/10 across Technology and Safety.

Owners consistently praise its capability, impressive features, and professional-grade feel, along with the value it offers. The truck’s use case is clear: it’s built for buyers who need serious towing and hauling strength, not just occasional light-duty chores.

The main trade-offs are its thirst for fuel and its bulky feel when parking. Even so, the upscale cabin and strong acceleration make it appealing if you want heavy-duty capability with luxury trimmings.

The market also looks reasonably supportive, with 34.8% of listings marked as good or great deals.

Is the 2024 GMC Sierra 2500HD reliable?

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

Owners describe it as capable and dependable, with a strong reputation for delivering the kind of heavy-duty performance you can count on. The expert evaluation also points to a refined powertrain and a transmission that stays composed without hunting for gears.

For maintenance-minded buyers, the diesel setup adds confidence for long-haul use, and the truck’s heavy-duty hardware is built for sustained towing and hauling. The main long-term ownership risk for used buyers is making sure the truck has been cared for properly, especially if you’re shopping a diesel example that may have seen hard work.

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

Accident-free inventory is excellent at 90.2% — clean inventory, standard diligence applies.

You should still run a vehicle history report and prioritize a pre-purchase inspection, especially if the truck has been used for towing or frequent short trips. Focus on overall condition, signs of heavy-duty wear, and whether the truck’s equipment matches how you plan to use it.

Key things to evaluate:

• Trim level: The Denali Ultimate sits at the top of the lineup and adds a luxury-heavy presentation, standard LED headlights and taillights, sequential turn signals, a six-passenger Crew Cab, and the MultiPro Tailgate. The base setup is less lavish, so you should pay close attention to which comfort and convenience features are included before you buy.
• 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: 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.
• Infotainment: The Denali Ultimate has 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 diesel returned as much as 21 miles per gallon, while suburban and city driving could dip 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 choice if you want the most luxurious, most fully equipped version of the Sierra HD. It brings the strongest mix of upscale cabin materials, advanced tech, and heavy-duty towing hardware, so it suits you best if you want a premium truck that can still work hard.

The safety package is standard on this trim, so you don’t need to step up further to get the core driver-assistance features.

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

This is a moderate market for selective buyers, with enough inventory and pricing softness to make comparison shopping worthwhile.

• Deal availability: 34.8% of listings are priced as good or great deals.
• Inventory: There are 4,482 listings available.
• Price trend: Prices have softened 8.52% compared with last year.
• Clean inventory: 90.2% of listings are accident-free.

If you find a listing below $64,257, 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 $64,257 sits slightly below last year's $70,241.

That decline suggests the market has become more favorable for buyers, but it also means future sellers may face a softer pricing environment than owners saw a year ago. If you buy at the right price now, you may have less downside risk than someone who purchased when values were higher.

The truck’s strong owner satisfaction should help support demand over time, especially among shoppers who need heavy-duty capability and premium features in one package. Well-kept examples with desirable equipment should remain easier to move than trucks with rough use or incomplete service histories.

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?

The 2024 GMC Sierra 2500HD earns a 9/10 safety score from our experts.

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. The large power-operated side mirrors also improve outward visibility, which is especially helpful in a truck this size.

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:

• 34.8% of listings are priced as good or great deals.
• Accident-free inventory is excellent at 90.2% — clean inventory, standard diligence applies.
• Price trend: Prices have softened 8.52% compared with last year.
• Owners rate it 4.2/5 — a solid satisfaction signal.
• The 2024 model year adds the newly available Denali Ultimate trim, which brings nearly every available option and a more luxury-focused presentation.

The bottom line: If you want the most upscale and fully equipped version of the Sierra HD, the 2024 is the right path. If you’re more price-sensitive, you may want to compare lower trims or shop carefully for a well-priced used example, since the market still offers enough inventory to make that worthwhile.

How does the 2024 GMC Sierra 2500HD compare to the 2024 Ford F-250 Super Duty?

These recommendations are based on CarGurus' proprietary market data from November 10, 2026, CarGurus experts' opinions, and generative AI.