Used 2019 GMC Sierra 3500HD for Sale nearPhoenix, AZ

How much does the 2019 GMC Sierra 3500HD cost?

Prices have softened 5.45% 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 for this model year.

The 2019 GMC Sierra 3500HD is a heavy-duty truck that leans hard into work-truck capability while still offering the refinement many GMC buyers expect. You get a wide range of cab, bed, and rear-axle configurations, plus strong towing and hauling capability, so it can fit both jobsite duty and more upscale heavy-duty use. The lineup also spans from a basic work-truck setup to the Denali, which gives you room to shop for the level of comfort and equipment you want.

32.3% of listings are priced as good or great deals, which gives you a decent chance of finding a competitive offer.

Is the 2019 GMC Sierra 3500HD reliable?

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

The 2019 GMC Sierra 3500HD’s appeal comes from its straightforward heavy-duty mission, broad configuration choices, and available safety features such as forward collision alert with automatic emergency braking, blind-spot monitoring with rear cross-traffic alert, lane departure warning, and teen driver mode. It is built around capability rather than novelty, which can be a plus if you want a truck that focuses on doing the work.

For used buyers, the main long-term ownership risk is the truck’s size and complexity, so condition and maintenance history matter a lot when you are planning to keep it for years.

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

At 71% 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 examples from trucks with prior damage. After that, prioritize a thorough inspection of the frame, body panels, bed, suspension, and towing-related hardware, since this model is often used hard. Focus on overall condition and signs of heavy-duty wear, because that will tell you more about the truck’s future ownership costs than mileage alone.

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: 32.3% of listings are priced as good or great deals.
• Inventory: There are 434 listings available.
• Price trend: Prices have softened 5.45% compared with last year.
• Clean inventory: 71.0% of listings are accident-free.

If you find a listing below $41,697, 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 $43,327 sits slightly below last year's $45,823.

That price movement suggests the market has cooled a bit, which can work against you if you buy at the wrong price but may help if you plan to hold the truck for a while. Because the model still has strong capability and broad appeal among heavy-duty buyers, well-kept examples should remain easier to move than neglected ones. If you buy carefully and keep maintenance records, you give yourself a better shot at preserving value when it is time to sell.

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:

• 32.3% of listings are priced as good or great deals.
• At 71% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 5.45% compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.

The bottom line: If you want a heavy-duty truck with strong capability, broad configuration choices, and a market that still offers some deal potential, the 2019 is a solid primary target. If you are especially price-sensitive, you may want to compare nearby years and focus on the cleanest, best-maintained truck you can find rather than chasing the lowest sticker price.

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 27, 2026, CarGurus experts' opinions, and generative AI.