Used 2024 GMC Sierra 2500HD for Sale nearMobile, AL

How much does the 2024 GMC Sierra 2500HD cost?

Prices have softened 7.26% compared to this time last year, making it a favorable time to shop this model year.

There are 4,397 listings available, which suggests solid inventory for shoppers comparing trims and equipment.

Is the 2024 GMC Sierra 2500HD a good car?

Generally — the 2024 GMC Sierra 2500HD earns a 4.2/5 user rating and an 8/10 expert rating. The model scores 9/10 across Technology and Safety.

Owners consistently praise its capabilities, impressive features, and professional-grade feel, along with the value it offers. The overview also points to a truck that delivers maximum capability with a premium presentation, especially if you want a heavy-duty workhorse that does not feel stripped down.

The main trade-offs are its thirst for fuel and its size, which can make parking feel cumbersome. The expert test drive also notes that the truck’s heavy-duty focus brings a firm ride and a barge-like feel in tight spaces.

With 32.6% of listings marked as good or great deals, you have a decent chance of finding a competitive price if you shop carefully.

Is the 2024 GMC Sierra 2500HD reliable?

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

The owner feedback points to a truck that feels dependable in daily use, with buyers appreciating its capabilities and the sense that it can be counted on for serious work. That kind of satisfaction matters in a heavy-duty truck, where long-term confidence often comes from how well the vehicle handles demanding ownership.

The expert drive data also supports that impression with a refined powertrain and a transmission that stays composed without hunting for gears. If you plan to use it hard, the biggest long-term ownership risk is that heavy-duty diesel upkeep and repair exposure can become more expensive than on a lighter-duty truck.

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

Accident-free inventory is excellent at 92.4% — 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 hauling. Focus on overall condition, signs of hard use, and whether the truck’s luxury and trailering equipment still works as intended.

Key things to evaluate:

• Trim level: The Denali Ultimate sits at the top of the lineup and adds a luxury-heavy presentation, standard LED lighting, sequential turn signals, the MultiPro Tailgate, and a six-passenger Crew Cab layout. It is the most feature-rich choice, while lesser trims make do with fewer amenities and a smaller standard touchscreen.
• Powertrain: The truck 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, 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. The extra-large power-operated side mirrors also help visibility.
• Infotainment: The Denali Ultimate uses a 13.4-inch touchscreen, a 15-inch head-up display, wireless Apple CarPlay and Android Auto, wireless device charging, Google built-in, a 12-speaker Bose surround-sound system, and split-screen navigation. It also adds trailer-focused tech such as hitch guidance, hitch view, and the ProGrade trailering system with 14 camera views.
• 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 pick if you want the most luxury, the strongest feature content, and the most complete trailering tech in the lineup. It adds the 13.4-inch touchscreen, wireless smartphone integration, Google built-in, the 15-inch head-up display, the Bose audio system, and the full ProGrade trailering suite, so it suits you best if you want a heavy-duty truck that feels genuinely upscale.

The safety package is standard on this trim, so you do not need to step up for 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 to shop carefully and enough price softness to create opportunities.

• Deal availability: 32.6% of listings are priced as good or great deals.
• Inventory: There are 4,397 listings available.
• Price trend: Prices have softened 7.26% compared with last year.
• Clean inventory: 92.4% of listings are accident-free.

If you find a listing below $66,288, 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 $66,288 sits slightly below last year's $71,474.

That price movement suggests the market has already adjusted downward, which can help you buy more confidently now but may also limit upside if you plan to resell soon. For a future seller, the softer trend means you should expect buyers to be price-sensitive unless your truck has especially desirable equipment, low miles, or standout condition.

The truck’s premium positioning and strong feature set can still support demand, especially among shoppers who want heavy-duty capability with a luxury feel. 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 extra-large power-operated side mirrors also improve outward visibility.

The safety package is strong, but you should still account for the truck’s size when driving and parking, since visibility and maneuvering can be more demanding than in a smaller vehicle.

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:

• 32.6% of listings are priced as good or great deals.
• Accident-free inventory is excellent at 92.4% — clean inventory, standard diligence applies.
• Price trend: Prices have softened 7.26% compared with last year.
• Owners rate it 4.2/5 — a solid satisfaction signal.
• The 2024 adds the newly introduced Denali Ultimate trim, which brings nearly every available option and a more luxury-focused presentation.

The bottom line: If you want the most upscale version of the Sierra 2500HD and you value the newest feature set, the 2024 is the right year to target. If your priority is simply getting into a heavy-duty GMC at a lower price, a nearby year may be worth considering, but the 2024 stands out for buyers who want maximum capability wrapped in a premium package.

These recommendations are based on CarGurus' proprietary market data from September 29, 2026, CarGurus experts' opinions, and generative AI.