Used 2023 GMC Sierra 2500HD for SaleNationwide

How much does the 2023 GMC Sierra 2500HD cost?

Prices have softened 7.90% compared to this time last year, making it a favorable time to shop this model year.

There are 3,581 listings available, which gives you a solid amount of inventory to compare.

Is the 2023 GMC Sierra 2500HD a good car?

Generally — the 4/5 user rating suggests this model year lands well with shoppers who want a heavy-duty truck that feels more premium inside. The overview points to a strong mix of capability and upscale presentation, with more trim levels and more comfort and convenience options than the related Silverado 2500HD. That makes it a good fit if you want a work truck that can also feel refined in daily use. 32.4% of listings are priced as good or great deals, which gives you 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 delivers the core heavy-duty capability buyers expect, while offering a broad range of available features and configurations. At the same time, you should weigh the model’s known problem areas carefully when shopping used. For long-term ownership, that means your risk is less about the truck’s basic mission and more about finding one that has been maintained and inspected properly.

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

Accident-free inventory is solid at 89.4% — always verify the vehicle history report.

You should prioritize a history report first, then focus on a pre-purchase inspection that checks for signs of prior damage, electrical issues, and drivetrain concerns. Pay close attention to overall condition, especially if the truck has been used for towing or heavy work. A careful inspection matters most on higher-mileage examples and on trucks with more complex equipment.

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

This is a moderate market, so you can shop selectively without expecting a deep bargain on every listing.

• Deal availability: 32.4% of listings are priced as good or great deals.
• Inventory: There are 3,581 listings available.
• Price trend: Prices have softened 7.90% compared with last year.
• Clean inventory: 89.4% of listings are accident-free.

If you find a listing below $54,874, 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 $54,874 sits slightly below last year's $59,582.

That price movement suggests the market has cooled, which can help you buy more carefully now but may also limit upside if you plan to sell soon. For a future seller, the key question is whether your truck stands out on condition, mileage, and equipment, because those factors matter more when the broader market is already softer. A well-kept example should still attract interest, but you may need to price it competitively to move it quickly.

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:

• 32.4% of listings are priced as good or great deals.
• Accident-free inventory is solid at 89.4% — always verify the vehicle history report.
• Price trend: Prices have softened 7.90% compared with last year.
• Owners rate it 4/5 — a solid satisfaction signal.

Consider the 2022 if:

• At $51,359, the 2022 costs less than the current year's $54,874 average.
• It offers a more well-rounded take on capability and useful features.

Consider the 2024 if:

• At $66,932, the 2024 costs more than the current year's $54,874 average.
• It adds a more luxurious top-trim experience with stronger diesel towing.

The bottom line: The 2023 is the best primary path if you want a premium-feeling heavy-duty truck with a softer used-market price than newer models. If you’re more price-sensitive, the 2022 is the smarter value play, while the 2024 makes sense only if you want to pay up for the newer, more upscale direction.

These recommendations are based on CarGurus' proprietary market data from September 15, 2026, CarGurus experts' opinions, and generative AI.