Used 2020 Chevrolet Silverado 3500HD for SaleNationwide

How much does the 2020 Chevrolet Silverado 3500HD cost?

Prices have softened 5.15% compared to this time last year, making it a favorable time to shop this model year.

There are 689 listings available, which suggests a solid amount of inventory to compare.

If you find a listing below $43,291.20, that's toward the low end of the year-round range and worth acting on quickly.

Is the 2020 Chevrolet Silverado 3500HD a good car?

Yes — the 2020 Chevrolet Silverado 3500HD earns a 5/5 user rating, which points to strong owner satisfaction.

The overview frames it as a heavy-duty truck built around serious capability, with up to 36,000 pounds of towing and up to 7,290 pounds of payload. It also emphasizes broad utility, including multiple trims, cab and bed choices, and trailering-focused technology that helps you manage a truck this large.

For you, that means this model year makes the most sense if you want maximum work-truck capability and practical towing tools rather than a luxury-first pickup. 28.4% of listings are priced as good or great deals, which gives you some room to shop selectively.

Is the 2020 Chevrolet Silverado 3500HD reliable?

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

The overview presents it as a purpose-built heavy-duty truck with serious capability, a strong powertrain lineup, and useful towing technology. It also notes that the truck is designed around hard work and utility, which is the kind of setup many used buyers want when they need a dependable tow rig or jobsite truck.

For long-term ownership, your biggest risk is less about the truck’s mission and more about how hard previous owners used it, so condition and maintenance history matter a lot.

What should I look for when buying a used 2020 Chevrolet Silverado 3500HD?

At 74.9% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should start with a vehicle history report so you can separate clean trucks from those with collision records or repeated claims. After that, prioritize a thorough inspection of the frame, suspension, towing hardware, bed, and any signs of heavy-duty use, since this model is often bought to work hard.

You should also focus on overall condition and maintenance evidence, especially if the truck was used for towing, hauling, or commercial duty.

Is now a good time to buy a used 2020 Chevrolet Silverado 3500HD?

This looks like a moderate, selective buyer’s market, so you can shop carefully without expecting every listing to be a bargain.

• Deal availability: 28.4% of listings are priced as good or great deals.
• Inventory: There are 689 listings available.
• Price trend: Prices have softened 5.15% compared with last year.
• Clean inventory: 74.9% of listings are accident-free.

If you find a listing below $43,291.20, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2020 Chevrolet Silverado 3500HD's resale value?

The current average of $43,635 sits slightly below last year's $46,006.

That price movement suggests the market has cooled a bit, which can help you buy more selectively now but may also limit short-term upside if you plan to resell soon. For a future seller, the key is to buy a well-kept truck with strong documentation, because condition will matter even more when the market is softer.

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 2020 Chevrolet Silverado 3500HD or consider a different year?

If you're weighing the 2020 against nearby model years, here's how to think about it:

Choose the 2020 if:

• 28.4% of listings are priced as good or great deals.
• At 74.9% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 5.15% compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.

Consider the 2021 if:

• At $47,066, the 2021 costs more than the current year's $43,635 average.
• It adds a more livable daily-use focus while keeping heavy-duty capability.

The bottom line: If you want the better value, the 2020 is the stronger starting point because it combines a lower average price with solid deal availability. If you can stretch your budget and want the newer-year alternative, the 2021 is the better path for buyers who prioritize a more refined everyday experience over upfront savings.

These recommendations are based on CarGurus' proprietary market data from September 4, 2026, CarGurus experts' opinions, and generative AI.