New GMC Sierra 3500HD for Sale near Leakey, TX

How much does the GMC Sierra 3500HD cost in today's market?

Used GMC Sierra 3500HD prices span a wide range depending on model year. Here's what the market looks like right now:

The GMC Sierra 3500HD's current nationwide average price is $59,156, and its lowest point over the past year was $57,365. Recently, prices have come down for the 2023, 2024, and 2025 models, making now a good time to shop recent model years.

Is the GMC Sierra 3500HD a good car?

Yes — the GMC Sierra 3500HD earns strong marks from owners across the full model-year range, and its appeal is reinforced by its broad work-to-luxury spread.

The all-generations owner rating is 4.62/5 across every model year in the data.

Owners consistently praise its towing strength, powerful performance, and durable build quality. They also value the comfortable ride and spacious interior, which help it work well for both jobsite duty and everyday driving. The truck’s upscale trims and broad feature spread add to its appeal for shoppers who want capability with comfort.

31.2% of listings are priced as good or great deals.

Are GMC Sierra 3500HD models reliable?

Owners consistently praise the GMC Sierra 3500HD for its strong performance, durable construction, and confidence when pulling heavy loads. Expert coverage also highlights its robust capability and broad configuration range, especially in versions that add more comfort and towing technology.

• Owners rate the GMC Sierra 3500HD between 3.0 and 5.0 out of 5 stars across all model years in the data.

For used buyers, long-term ownership risk is worth checking carefully on older trucks, especially when reviewing history reports and recall records.

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

Across all model years, accident-free inventory is solid at 86% — always verify the vehicle history report.

Older model years carry meaningfully higher accident rates, so always verify the vehicle history report on pre-2021 models.

What GMC Sierra 3500HD do most buyers choose?

The GMC Sierra 3500HD years with the most listings are 2025, 2024, and 2023.

These higher-volume years tend to attract more shoppers because they offer the broadest mix of availability, pricing, and deal opportunities. They also give you more choices across trims and configurations, which makes it easier to find the setup that fits your needs.

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

Most model years are down year over year, which is favorable if you're shopping used. The declines are especially steep on several newer and recent-model trucks, while one older year shows a small increase. Overall, the table points to broad softening across the lineup rather than stable pricing.

The 2016, 2019, and 2022 model years have held their value best, with the smallest year-over-year price changes.

Should I buy a used GMC Sierra 3500HD now or wait for the next model?

Buy now if:

• Price trend: The 2025 model is at −10.2% versus a year ago, and the 2024 model is at −8.73%.
• Deal availability: The 2025 model has 31.9% good and great deals, and the 2024 model has 32.8%.
• Sweet-spot year: The 2025 model has the most listings at a current average price of $73,497.

If you're buying used today, the 2025 model year offers the best mix of value and availability. If you want the newest version, it may be worth waiting for the next model year's inventory to build up.

These recommendations are based on CarGurus' proprietary market data from October 20, 2026, CarGurus experts' opinions, and generative AI.