Used 2018 GMC Yukon for Sale nearKnoxville, TN

How much does the 2018 GMC Yukon cost?

Prices have softened 11.68% compared to this time last year, making it a favorable time to shop this model year.

There are 1,764 listings available, which gives you a solid amount of inventory to compare.

Is the 2018 GMC Yukon a good car?

Generally — the 2018 GMC Yukon earns a 4.29/5 user rating, which points to strong owner satisfaction. Owners most often praise its comfort, spaciousness, and luxurious feel, and many also appreciate the improved gas mileage compared with earlier models. For you, that makes it a strong fit if you want a large family hauler with a roomy cabin and a more upscale presence. With 36.0% of listings marked as good or great deals, you have some room to shop selectively.

Is the 2018 GMC Yukon reliable?

Owners rate it 4.29/5, a solid signal of long-term satisfaction.

The user feedback points to a vehicle that many owners found reliable, comfortable, and easy to live with over time. The recurring praise for its dependable feel and long-term ownership satisfaction suggests that well-kept examples can be a sensible choice for used buyers. Your biggest risk is buying a neglected or poorly maintained example, so condition and service history matter a lot.

What should I look for when buying a used 2018 GMC Yukon?

At 65.4% 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. A pre-purchase inspection should focus on body condition, signs of past collision work, and overall maintenance quality. Because this SUV is often bought for family use and long trips, you’ll want to pay close attention to how the cabin, seats, and major systems have held up.

Is now a good time to buy a used 2018 GMC Yukon?

This looks like a moderate, selective buyer’s market, so you can be choosy if you’re patient.

• Deal availability: 36.0% of listings are priced as good or great deals.
• Inventory: There are 1,764 listings available.
• Price trend: Prices have softened 11.68% compared with last year.
• Clean inventory: 65.4% of listings are accident-free.

If you find a listing below $24,535, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2018 GMC Yukon's resale value?

The current average of $24,535 sits slightly below last year's $27,779.

That price movement suggests the market has already adjusted downward, which can help you as a buyer but may limit upside if you plan to resell soon. If you buy at the right price and keep the vehicle in strong condition, you can reduce the impact of further depreciation. Demand should remain supported by the Yukon’s roomy cabin and strong owner satisfaction.

Vehicles with solid owner satisfaction ratings, like this model year's 4.29/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2018 GMC Yukon or consider a different year?

If you're weighing the 2018 against nearby model years, here's how to think about it:

Choose the 2018 if:

• 36.0% of listings are priced as good or great deals.
• At 65.4% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 11.68% compared with last year.
• Owners rate it 4.29/5 — a solid satisfaction signal.

The bottom line: If you want a full-size SUV with a roomy cabin, strong owner satisfaction, and a market that currently favors careful shoppers, the 2018 is the primary year to target. If your priority is stretching your budget as far as possible, you may want to compare nearby years and focus on the best-maintained example rather than the newest badge.

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