Used 2018 GMC Yukon XL for Sale near Georgia

Compare 2018 GMC Yukon XL Trims

The 2018 GMC Yukon XL offers a range of trims from budget-friendly options to luxury models, catering to various needs and preferences.

• Starting at $16,543
• Best MPG/MPGe: 16 city / 23 hwy
• Most Popular: Denali 4WD

Trim Overview

Prices updated weekly from CarGurus listings.

Quick Compare Table

Listing prices sourced from CarGurus — updated weekly. OEM specs from manufacturer data.

Missing data displayed as "—".

Trim Deep Dives

SLE RWD — "Who It's For"

The SLE RWD is the pick for shoppers who want a budget-friendly SUV without sacrificing essential features.

• Avg. market price: $16,543 (updated weekly)
• MPG/MPGe: 16 city / 23 hwy
• Inventory: 71 listings — lower availability; may limit negotiating room
• View SLE RWD listings

SLE 4WD — "Who It's For"

The SLE 4WD is ideal for those needing all-wheel drive without a hefty price tag.

• Avg. market price: $21,262 (updated weekly)
• MPG/MPGe: 15 city / 22 hwy
• Inventory: 153 listings — lower availability; may limit negotiating room
• View SLE 4WD listings

SLT Standard Edition RWD — "Who It's For"

The SLT Standard Edition RWD is for shoppers who want a well-rounded SUV with standard luxury features.

• Avg. market price: $23,995 (updated weekly)
• MPG/MPGe: 16 city / 23 hwy
• Inventory: 11 listings — lower availability; may limit negotiating room
• View SLT Standard Edition RWD listings

SLT RWD — "Who It's For"

The SLT RWD is perfect for those seeking a balance of luxury and affordability in a full-size SUV.

• Avg. market price: $19,784 (updated weekly)
• MPG/MPGe: 16 city / 23 hwy
• Inventory: 436 listings
• View SLT RWD listings

SLT 4WD — "Who It's For"

The SLT 4WD is suited for buyers wanting luxury features with the added benefit of all-wheel drive.

• Avg. market price: $21,243 (updated weekly)
• MPG/MPGe: 15 city / 22 hwy
• Inventory: 1,200 listings — widest selection in the lineup
• View SLT 4WD listings

Denali RWD — "Who It's For"

The Denali RWD is for those who desire luxury without the highest price tag in the lineup.

• Avg. market price: $22,724 (updated weekly)
• MPG/MPGe: 14 city / 23 hwy
• Inventory: 429 listings
• View Denali RWD listings

Denali 4WD — "Who It's For"

The Denali 4WD is the choice for buyers seeking the ultimate luxury and capability in a full-size SUV.

• Avg. market price: $24,748 (updated weekly)
• MPG/MPGe: 14 city / 21 hwy
• Inventory: 2,613 listings — widest selection in the lineup
• View Denali 4WD listings

Trim Recommendations

Most Popular — Denali 4WD

With 2,613 active listings, the Denali 4WD is the clear volume leader in the lineup.

Browse Denali 4WD listings

Best Budget Option — SLE RWD

At $16,543 avg market price — below the lineup median of $21,262 — it's the most accessible entry point.

Browse SLE RWD listings

Best for Fuel Economy — SLE RWD

The SLE RWD offers the best fuel economy in the lineup at 16/23 MPG/MPGe.

Browse SLE RWD listings

These recommendations are based on CarGurus' proprietary market data from September 12, 2026, CarGurus experts' opinions, and generative AI.

How much does the 2018 GMC Yukon XL cost?

Prices have softened 12.48% compared to this time last year, making it a favorable time to shop this model year.

There are 992 listings available, which gives you a solid amount of inventory to compare.

Is the 2018 GMC Yukon XL a good car?

Yes — the 5/5 user rating points to strong owner satisfaction. Owners consistently praise its spaciousness, luxurious feel, and family-friendly usefulness, and they also highlight how well it works for vacations and daily use. That lines up well if you want a full-size SUV built around room, comfort, and a traditional truck-based layout. With 33.7% of listings marked as good or great deals, you have some room to shop selectively.

Is the 2018 GMC Yukon XL reliable?

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

The owner feedback also points to a dependable, trouble-free ownership experience for many drivers, with the kind of long-term appeal that matters when you plan to keep a vehicle for years. At the same time, some owners mentioned minor issues like dings, dents, and a malfunctioning screen, so you should still pay close attention to condition on any used example. For long-term ownership, the biggest risk is buying a neglected truck-based SUV without verifying how well it has been maintained.

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

At 60.1% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should start with a vehicle history report so you can separate clean examples from ones with prior damage. After that, prioritize a thorough pre-purchase inspection, especially for body condition, electronics, and signs of wear that could affect a large family SUV. Because this model is often used for daily driving and road trips, focus on overall condition and maintenance history rather than just mileage.

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

This is a moderate, selective buyer’s market, so you can shop with some leverage if you compare listings carefully.

• Deal availability: 33.7% of listings are priced as good or great deals.
• Inventory: There are 992 listings available.
• Price trend: Prices have softened 12.48% compared with last year.
• Clean inventory: 60.1% of listings are accident-free.

If you find a listing below $22,812, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2018 GMC Yukon XL's resale value?

The current average of $22,812 sits slightly below last year's $26,064.

That price movement suggests the market has cooled, which can help you buy at a better entry point now but may also limit short-term upside if you plan to resell soon. For a future seller, the key will be how well the vehicle is maintained and how clean its history is, since buyers in this segment tend to reward condition and confidence. Strong owner satisfaction can help support demand when it is time to 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 2018 GMC Yukon XL 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:

• 33.7% of listings are priced as good or great deals.
• At 60.1% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 12.48% compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.

The bottom line:

If you want a full-size SUV with strong space, comfort, and broad family appeal, the 2018 is the primary path to consider, especially if you can find a clean, well-priced example. If you are more price-sensitive, you should also compare nearby years to see whether a lower asking price or cleaner history gives you a better overall value.

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