Used 2018 GMC Yukon for SaleNationwide

How much does the 2018 GMC Yukon cost?

Prices are up 1.35% year-over-year — a sign of continued demand for this model year.

There are 64 listings available, which gives you a modest amount of choice in the used market.

Is the 2018 GMC Yukon a good car?

Generally — the 2018 GMC Yukon earns a 4.29/5 user rating, which points to solid owner satisfaction. Owners most often praise its comfort, spaciousness, and luxurious feel, and many also appreciate the improvement in gas mileage compared with earlier models. For you, that makes it a strong fit if you want a full-size SUV with a premium cabin, plenty of cargo space, and a roomy third row. The market also shows 26.6% of listings as good or great deals, which suggests there are still worthwhile opportunities if you shop carefully.

Is the 2018 GMC Yukon reliable?

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

The owner feedback highlights a dependable, comfortable SUV that many drivers have been happy to live with over time, especially for its spaciousness and premium feel. That said, some shoppers noted concerns about vehicle condition in specific cases, so used buyers should still inspect service history and overall wear closely before committing. For long-term ownership, your biggest risk is less about the basic appeal of the Yukon and more about finding one that has been maintained properly.

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

This looks like a moderate, selective buyer’s market, so you can shop with some leverage if you stay patient and compare listings carefully.

• Deal availability: 26.6% of listings are priced as good or great deals.
• Inventory: There are 64 listings available.
• Price trend: Prices are up 1.35% year-over-year.

If you find a listing below $31,360 CAD, 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 $33,205 CAD sits slightly above last year's $32,764 CAD.

That modest increase suggests the Yukon has held value reasonably well, which can be encouraging if you plan to sell later. The current pricing also sits within a fairly tight year-round band, which points to a market that is steady rather than volatile. For a future seller, that usually means you may not see dramatic swings, but a well-kept example should still attract interest.

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:

• 26.6% of listings are priced as good or great deals.
• Price trend: Prices are up 1.35% year-over-year.
• Owners rate it 4.29/5 — a solid satisfaction signal.

The bottom line: If you want a full-size SUV with a premium cabin, strong space, and a traditional V8 feel, the 2018 Yukon is the primary year to target. If your priority is stretching your budget further, a nearby year may be worth comparing, but the 2018 remains a sensible choice when you find one priced near the lower end of the market and in good condition.

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