Used 2019 GMC Sierra 3500HD for SaleNationwide

How much does the 2019 GMC Sierra 3500HD cost?

Prices have softened 4.98% compared to this time last year, making it a favorable time to shop this model year.

There are 434 listings available, which gives you a meaningful amount of inventory to compare.

Is the 2019 GMC Sierra 3500HD a good car?

Yes — the 5/5 user rating points to strong owner satisfaction. The 2019 GMC Sierra 3500HD stands out as a heavy-duty truck that leans hard into work-truck capability while still offering the kind of refinement you expect from GMC. It gives you a wide range of cab and bed configurations, plus strong towing and hauling capability, so it fits both no-nonsense jobsite use and more upscale heavy-duty needs. With 30.0% of listings marked as good or great deals, you have some room to shop selectively.

Is the 2019 GMC Sierra 3500HD reliable?

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

The 2019 GMC Sierra 3500HD is built around capability rather than flashy change, and its strengths are rooted in a proven heavy-duty formula. It also offers available safety features such as forward collision alert with automatic emergency braking, blind-spot monitoring with rear cross-traffic alert, lane departure warning, and a teen driver mode. For used buyers, the main long-term ownership risk is less about novelty and more about making sure a hard-working truck has been maintained and used carefully.

What should I look for when buying a used 2019 GMC Sierra 3500HD?

At 72.4% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should start with a vehicle history report and confirm whether any prior damage was repaired properly. Then prioritize a thorough pre-purchase inspection, especially if the truck was used for towing, hauling, or other demanding work. Focus on overall condition, signs of heavy use, and whether the truck’s equipment and trim level match the way you plan to use it.

Is now a good time to buy a used 2019 GMC Sierra 3500HD?

This looks like a moderate market, so you can be selective without expecting a deep bargain on every listing.

• Deal availability: 30.0% of listings are priced as good or great deals.
• Inventory: There are 434 listings available.
• Price trend: Prices have softened 4.98% compared with last year.
• Clean inventory: 72.4% of listings are accident-free.

If you find a listing below $41,703, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2019 GMC Sierra 3500HD's resale value?

The current average of $43,547 sits slightly below last year's $45,829.

That price movement suggests the market has eased, which can help you buy with less pressure today. For a future seller, it also means resale value will depend heavily on condition, mileage, and how well the truck has been maintained. Heavy-duty trucks can hold buyer interest when they present well and have a clean history, but the market still rewards examples that look ready for work.

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 2019 GMC Sierra 3500HD or consider a different year?

If you're weighing the 2019 against nearby model years, here's how to think about it:

Choose the 2019 if:

• 30.0% of listings are priced as good or great deals.
• At 72.4% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 4.98% compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.

The bottom line: If you want the strongest balance of price, inventory, and owner satisfaction, the 2019 is the primary year to target. If you're especially price-sensitive, you can also compare nearby years to see whether a lower asking price outweighs the 2019's current market position and satisfaction signal.

How does the 2019 GMC Sierra 3500HD compare to the 2019 Ford F-350 Super Duty?

These recommendations are based on CarGurus' proprietary market data from October 21, 2026, CarGurus experts' opinions, and generative AI.