Used 2024 GMC Sierra 3500HD for Sale near Colorado

How much does the 2024 GMC Sierra 3500HD cost?

Prices have softened 6.51% compared to this time last year, making it a favorable time to shop this model year.

There are 1,300 listings available, which suggests you have a meaningful amount of inventory to compare.

If you find a listing below $68,273.80, that's toward the low end of the year-round range and worth acting on quickly.

Is the 2024 GMC Sierra 3500HD a good car?

Yes — the 5/5 user rating points to strong owner satisfaction, and the 2024 GMC Sierra 3500HD’s appeal is built around serious towing and hauling capability paired with a more upscale personality than many heavy-duty trucks. The overview also highlights a refined cabin, available luxury features, and a broader technology package, especially on higher trims. For you, that means this truck makes the most sense if you want a work-focused heavy-duty pickup that still feels polished enough for daily use. 26.6% of listings are priced as good or great deals, which gives you some room to shop selectively.

Is the 2024 GMC Sierra 3500HD reliable?

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

The overview presents it as a heavy-duty truck with a commercial-grade identity, broad configuration choices, and a focus on capability, which are all traits that can support confidence if you need a truck for demanding use. It also emphasizes a more refined, upscale character in higher trims, suggesting the truck is designed to balance hard work with everyday comfort. For used buyers, the main long-term ownership risk is that a truck built for serious towing and hauling may have seen harder use than a typical light-duty vehicle, so condition matters a lot.

What should I look for when buying a used 2024 GMC Sierra 3500HD?

Accident-free inventory is excellent at 94.8% — clean inventory, standard diligence applies.

You should still run a history report so you can confirm how the truck was used and whether it has any hidden damage or title issues. Prioritize a pre-purchase inspection, especially if the truck was used for towing, hauling, or commercial work, because heavy-duty use can accelerate wear in ways that are not obvious at first glance. Focus your condition check on the drivetrain, suspension, brakes, tires, and trailering equipment, since those systems matter most on a truck like this.

Is now a good time to buy a used 2024 GMC Sierra 3500HD?

This is a moderate market for selective buyers, so you can shop with some leverage if you know what you want.

• Deal availability: 26.6% of listings are priced as good or great deals.
• Inventory: There are 1,300 listings available.
• Price trend: Prices have softened 6.51% compared with last year.
• Clean inventory: 94.8% of listings are accident-free.

If you find a listing below $68,273.80, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2024 GMC Sierra 3500HD's resale value?

The current average of $68,263 sits slightly below last year's $73,018.

That price movement suggests the market has become more favorable for buyers, which can also mean future sellers may need to price carefully to stay competitive. For you, the upside is that buying after a softening trend can reduce the risk of overpaying today. If demand stays steady for well-equipped heavy-duty trucks, cleaner examples with desirable features should remain easier to move later.

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

Should I buy a 2024 GMC Sierra 3500HD 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:

• 26.6% of listings are priced as good or great deals.
• Accident-free inventory is excellent at 94.8% — clean inventory, standard diligence applies.
• Price trend: Prices have softened 6.51% compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.

The bottom line: If you want the strongest mix of updated tech, refined heavy-duty capability, and a softer price than last year, the 2024 is the primary year to target. If your main priority is stretching your budget, a nearby older year may be worth considering, but you should expect to give up some of the 2024’s newer equipment and refreshed features.

These recommendations are based on CarGurus' proprietary market data from August 28, 2026, CarGurus experts' opinions, and generative AI.