Used 2023 GMC Sierra 3500HD for Sale near Arizona

How much does the 2023 GMC Sierra 3500HD cost?

Prices have softened 7.18% compared to this time last year, making it a favorable time to shop this model year.

There are 1,171 listings available, which suggests you have a meaningful amount of inventory to compare.

Is the 2023 GMC Sierra 3500HD a good car?

The 2023 GMC Sierra 3500HD stands out as a heavy-duty truck that blends serious capability with a wide spread of configurations and trim levels. It was offered with a regular cab, an extended cab, or a crew cab, and buyers could choose between a short bed or a long bed, plus either a single- or dual-wheel rear axle.

For buyers, its biggest strengths are its towing and hauling ability, its range of body styles and trims, and its mix of work-focused and upscale features. Its main drawback is that heavy-duty trucks like this are unwieldy in parking lots, and the top trims can be prohibitively expensive.

With 31.4% of listings marked as good or great deals, you have some room to shop selectively rather than rush into the first available truck.

Is the 2023 GMC Sierra 3500HD reliable?

The 2023 GMC Sierra 3500HD includes useful everyday equipment in its base form, along with a broad spread of comfort, convenience, and safety features across the lineup. That mix gives you a truck that can be configured for work or for more upscale use, depending on how you plan to drive it.

Its safety equipment includes forward collision alert with automatic emergency braking, a blind-spot monitor with rear cross-traffic alert, lane departure warning, and a teen driver mode.

For long-term ownership, the biggest risk is less about complexity than about how hard the truck has been used, so a careful inspection matters more than mileage alone.

What should I look for when buying a used 2023 GMC Sierra 3500HD?

Accident-free inventory is excellent at 91.5% — clean inventory, standard diligence applies.

You should still run a history report and verify that the truck’s use matches the seller’s description, especially if it was used for towing or hauling. Put inspection priority on the drivetrain, suspension, brakes, tires, and any signs of heavy-duty wear, since condition matters more than cosmetic presentation on a truck like this.

Is now a good time to buy a used 2023 GMC Sierra 3500HD?

This looks like a moderate, selective buyer’s market, so you can afford to compare listings and wait for the right truck.

• Deal availability: 31.4% of listings are priced as good or great deals.
• Inventory: There are 1,171 listings available.
• Price trend: Prices have softened 7.18% compared with last year.
• Clean inventory: 91.5% of listings are accident-free.

If you find a listing below $56,390, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2023 GMC Sierra 3500HD's resale value?

The current average of $57,660 sits slightly below last year's $62,122.

That decline suggests the market has moved in your favor if you're buying now, but it also means future resale may depend heavily on how well you maintain the truck and how desirable its configuration is. If you plan to sell later, a clean history and strong condition should help you protect more value than a rough work-truck example.

Should I buy a 2023 GMC Sierra 3500HD or consider a different year?

If you're weighing the 2023 against nearby model years, here's how to think about it:

Choose the 2023 if:

• 31.4% of listings are priced as good or great deals.
• Accident-free inventory is excellent at 91.5% — clean inventory, standard diligence applies.
• Price trend: Prices have softened 7.18% compared with last year.

The bottom line: If you want a heavy-duty truck with strong capability and a broad mix of work and comfort features, the 2023 is the primary path to consider. If your priority is stretching your budget, a nearby year may be worth a look, but the 2023 already offers a favorable price trend and enough inventory to shop carefully.

These recommendations are based on CarGurus' proprietary market data from September 11, 2026, CarGurus experts' opinions, and generative AI.