Used 2023 GMC Sierra 2500HD for SaleNationwide

How much does the 2023 GMC Sierra 2500HD cost?

Prices have softened 7.61% compared to this time last year, making it a favorable time to shop this model year.

There are 3,563 listings available, which gives you a solid amount of inventory to compare.

Is the 2023 GMC Sierra 2500HD a good car?

Generally — the 2023 GMC Sierra 2500HD earns a 4/5 user rating, which points to a strong overall ownership impression. The overview frames it as a heavy-duty pickup that leans into upscale presentation without giving up core capability, so you get a truck aimed at buyers who want both work-ready strength and a more premium cabin. It also stands out for its broader spread of comfort, convenience, and technology features, especially if you want a more refined alternative to a basic work truck. With 31.0% of listings marked as good or great deals, you have some room to shop selectively.

Is the 2023 GMC Sierra 2500HD reliable?

Owners rate it 4/5, a solid signal of long-term satisfaction.

The overview also points to a truck that combines strong capability with a wide range of available features, which is part of its appeal for buyers who plan to keep and use it regularly. At the same time, you should pay close attention to known trouble spots mentioned in the overview, especially diesel-related warning lights, infotainment behavior, shifting quality, electrical issues, tailgate operation, and trailer brake controls. For used buyers, the main long-term risk is ending up with a truck that looks premium but needs expensive repairs if those systems were not maintained carefully.

What should I look for when buying a used 2023 GMC Sierra 2500HD?

Accident-free inventory is solid at 89.3% — always verify the vehicle history report.

You should start with a history report to confirm accident status, title status, and service consistency before you get too far into a deal. Then prioritize a thorough inspection of the diesel emissions system, infotainment operation, transmission behavior, tailgate function, and trailer brake controls, since those are the kinds of issues highlighted in the overview. Focus on overall condition and evidence of careful maintenance, especially if the truck has been used for towing or heavy work.

Is now a good time to buy a used 2023 GMC Sierra 2500HD?

This is a moderate, selective buyer’s market, so you can shop with some leverage if you stay disciplined.

• Deal availability: 31.0% of listings are priced as good or great deals.
• Inventory: There are 3,563 listings available.
• Price trend: Prices have softened 7.61% compared with last year.
• Clean inventory: 89.3% of listings are accident-free.

If you find a listing below $55,108, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2023 GMC Sierra 2500HD's resale value?

The current average of $55,108 sits slightly below last year's $59,650.

That price movement suggests the market has cooled, which can help you buy more favorably now but may also limit short-term upside if you plan to resell soon. For a future seller, the key is to buy well and keep the truck in strong condition, because a lower entry price can help protect your position later. Trucks with premium appeal and broad buyer interest tend to hold attention better when they are clean, well maintained, and properly documented.

Vehicles with solid owner satisfaction ratings, like this model year's 4/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2023 GMC Sierra 2500HD or consider a different year?

If you're weighing the 2023 against nearby model years, here's how to think about it:

Choose the 2023 if:

• 31.0% of listings are priced as good or great deals.
• Accident-free inventory is solid at 89.3% — always verify the vehicle history report.
• Price trend: Prices have softened 7.61% compared with last year.
• Owners rate it 4/5 — a solid satisfaction signal.

Consider the 2022 if:

• At $51,282, the 2022 costs less than the current year's $55,108 average.
• It balances capability with useful features for buyers who want a more well-rounded heavy-duty truck.

Consider the 2024 if:

• At $67,032, the 2024 costs more than the current year's $55,108 average.
• It adds a more luxurious top-trim experience with maximum diesel-focused capability.

The bottom line: If you want the best balance of price, premium feel, and available inventory, the 2023 is the primary path to consider. If your priority is saving money, the 2022 is the better secondary path. If you want the newest and most upscale version and are willing to pay more, the 2024 is the step-up choice.

These recommendations are based on CarGurus' proprietary market data from September 11, 2026, CarGurus experts' opinions, and generative AI.