Used 2019 GMC Sierra 3500HD for Sale nearDenver, CO

How much does the 2019 GMC Sierra 3500HD cost?

Prices have softened 3.51% compared to this time last year, making it a favorable time to shop this model year.

There are 407 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, and the 2019 GMC Sierra 3500HD’s appeal comes from its heavy-duty capability and broad configuration range. The overview shows that you can shop it as a regular cab, extended cab, or crew cab, with short-bed or long-bed setups and single- or dual-wheel rear axles, so it can fit very different work needs. It also spans from a basic work-truck setup to a Denali with premium features, which gives you room to match the truck to your priorities. 30.5% of listings are priced as good or great deals, which suggests there are still some attractive opportunities in the market.

Is the 2019 GMC Sierra 3500HD reliable?

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

The overview points to a truck built around durability-minded heavy-duty use, with a strong focus on towing and hauling rather than novelty. 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 everyday complexity and more about making sure a hard-working truck has been maintained properly and not overused.

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

Accident-free inventory is solid at 75.2% — always verify the vehicle history report.

You should start with a history report so you can confirm accident status, title status, and prior use before you get too far into the process. Then prioritize a thorough inspection of the truck’s condition, especially if it was used for towing or hauling, since heavy-duty work can accelerate wear. Focus on the overall condition of the body, bed, interior, and any equipment that suggests hard use.

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 and still find worthwhile listings.

• Deal availability: 30.5% of listings are priced as good or great deals.
• Inventory: There are 407 listings available.
• Price trend: Prices have softened 3.51% compared with last year.
• Clean inventory: 75.2% 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 $44,352 sits slightly below last year's $45,967.

That decline suggests the market has eased a bit, which can help you buy at a more favorable entry point today. For a future seller, the current pricing trend implies you may need to stay competitive if you want to move the truck quickly. The good news is that heavy-duty trucks with strong capability and broad appeal can still hold buyer interest when they’re well kept and properly presented.

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:

• 30.5% of listings are priced as good or great deals.
• Accident-free inventory is solid at 75.2% — always verify the vehicle history report.
• Price trend: Prices have softened 3.51% 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 premium-to-work-truck range of trims, the 2019 Sierra 3500HD is a solid primary target. If you’re especially price-sensitive, you can also compare nearby years to see whether a lower entry price outweighs the 2019’s current market balance of inventory, condition, and owner satisfaction.

These recommendations are based on CarGurus' proprietary market data from October 6, 2026, CarGurus experts' opinions, and generative AI.