Used 2023 GMC Sierra 3500HD for Sale nearChicago, IL

How much does the 2023 GMC Sierra 3500HD cost?

Prices have softened 9.25% compared to this time last year, making it a favorable time to shop this model year.

There are 1,229 listings available, which gives you a solid amount of inventory to compare before you buy.

Is the 2023 GMC Sierra 3500HD a good car?

The 2023 GMC Sierra 3500HD stands out as a heavy-duty truck that blends serious work capability with a more polished feel than many buyers expect from a one-ton pickup. You get a wide range of cab, bed, and rear-axle configurations, plus five trim levels, so you can shop everything from basic job-site duty to a more upscale setup. Even the entry model includes a seven-inch infotainment touchscreen, Apple CarPlay, and Android Auto, while higher trims add features like the MultiPro tailgate, leather upholstery, heated front seats, and a Bose premium audio system.

Its biggest appeal is capability, with proper equipment allowing up to 7,442 pounds of cargo and up to 35,500 pounds of towing. The available 6.6-liter Duramax turbodiesel V8 makes 445 horsepower and 910 pound-feet of torque, and GMC also built in useful towing and trailering technology.

33.5% of listings are priced as good or great deals, which gives you a decent chance to find a competitive offer if you shop carefully.

Is the 2023 GMC Sierra 3500HD reliable?

The 2023 GMC Sierra 3500HD is presented as a heavy-duty truck that combines serious work capability with a more polished feel than many buyers expect. It also includes useful towing and trailering technology such as forward collision alert with automatic emergency braking, a blind-spot monitor with rear cross-traffic alert, lane departure warning, and a teen driver mode.

For used buyers, the main long-term ownership risk is that this is still a large, work-focused truck, so condition and maintenance history matter a lot when you plan to keep it for the long haul.

What should I look for when buying a used 2023 GMC Sierra 3500HD?

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

You should prioritize a history report first, then focus on a thorough inspection of the truck’s condition and equipment. Because this is a heavy-duty pickup that may have been used for demanding work, pay close attention to signs of hard use, wear, and whether the configuration matches how you plan to use it.

Is now a good time to buy a used 2023 GMC Sierra 3500HD?

This looks like a moderate, selective buyer’s market, so you can shop with some leverage if you’re patient and compare listings carefully.

• Deal availability: 33.5% of listings are priced as good or great deals.
• Inventory: There are 1,229 listings available.
• Price trend: Prices have softened 9.25% compared with last year.
• Clean inventory: 89.3% of listings are accident-free.

If you find a listing below $55,846, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2023 GMC Sierra 3500HD's resale value?

The current average of $55,846 sits slightly below last year's $61,539.

That price movement suggests the truck has become more approachable for used buyers, but it also means a future seller may need to price competitively to stand out. If you buy well now and keep the truck in strong condition, you can help protect your resale position later. The key is to avoid overpaying today, since the market has already moved lower.

Should I buy a 2023 GMC Sierra 3500HD 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:

• 33.5% 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 9.25% compared with last year.

The bottom line: The 2023 is a strong choice if you want a heavy-duty truck with broad configuration flexibility, solid inventory, and a market that has eased from last year. If you’re more price-sensitive, you may want to compare nearby model years and focus on the best-equipped truck in the cleanest condition rather than chasing the newest badge.

How does the 2023 GMC Sierra 3500HD compare to the 2023 Ford F-350 Super Duty?

These recommendations are based on CarGurus' proprietary market data from November 3, 2026, CarGurus experts' opinions, and generative AI.