Used 2019 GMC Sierra 3500HD for SaleNationwide

How much does the 2019 GMC Sierra 3500HD cost?

Prices have softened 4.71% compared to this time last year, making it a favorable time to shop this model year.

There are 419 listings available, which gives you a solid pool to compare prices and equipment.

Is the 2019 GMC Sierra 3500HD a good car?

Yes — the 5/5 user rating points to strong owner satisfaction, and the truck’s appeal comes from its heavy-duty capability, broad cab and bed choices, and available upscale trims. The 2019 Sierra 3500HD works well if you want a serious hauler that still offers refinement, especially since it spans everything from a basic work-truck setup to a more premium Denali configuration. With 29.8% 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 Sierra 3500HD’s reliability story is tied to its straightforward heavy-duty mission and its focus on capability over complexity. It offers available safety tech and a proven work-truck formula, but its size and demanding use case mean you should pay close attention to maintenance history and how hard the truck was used. For used buyers, the biggest long-term ownership risk is ending up with a truck that has been worked hard without the upkeep to match.

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

At 72.1% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should start with a full vehicle history report so you can confirm accident records, title status, and ownership patterns. After that, prioritize a thorough pre-purchase inspection that focuses on signs of heavy towing, suspension wear, brake condition, and any evidence of hard commercial use. Because this is a heavy-duty truck, condition matters as much as mileage, so look closely at how well the truck was maintained and whether its equipment matches the kind of work you plan to do.

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

This looks like a moderate, selective buyer’s market, so you can shop carefully without expecting deep bargain-bin pricing across the board.

• Deal availability: 29.8% of listings are priced as good or great deals.
• Inventory: There are 419 listings available.
• Price trend: Prices have softened 4.71% compared with last year.
• Clean inventory: 72.1% of listings are accident-free.

If you find a listing below $41,725, 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 $43,733 sits slightly below last year's $45,893.

That softer pricing suggests the truck has become a bit easier for buyers to access, which can help keep demand moving if you decide to sell later. Because the model still has strong capability and a broad appeal to heavy-duty shoppers, well-kept examples should remain attractive. If you maintain the truck carefully and keep documentation, you’ll be in a better position to protect value when it’s time to trade or 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:

• 29.8% of listings are priced as good or great deals.
• At 72.1% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 4.71% 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 price that has eased from last year, the 2019 is the primary year to target. If you’re especially price-sensitive, you can also compare nearby years to see whether a cleaner or better-equipped truck lands closer to your budget, but the 2019 remains a strong starting point for shoppers focused on value and capability.

These recommendations are based on CarGurus' proprietary market data from October 13, 2026, CarGurus experts' opinions, and generative AI.