Used 2020 GMC Yukon XL for Sale nearPhoenix, AZ

Compare 2020 GMC Yukon XL Trims in Phoenix, AZ

The 2020 GMC Yukon XL offers a range of trims from budget-friendly options to luxurious models, all with spacious interiors and strong performance.

• Starting at $30,999
• Best MPG/MPGe: 15 city / 22 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 4WD — "Who It's For"

The SLE 4WD is the pick for shoppers who want a capable SUV with essential features without paying for luxury extras.

• Avg. market price: $30,999 (updated weekly)
• MPG/MPGe: 14 city / 21 hwy
• Inventory: 5 listings — lower availability; may limit negotiating room
• View SLE 4WD listings

SLT RWD — "Who It's For"

The SLT RWD is the pick for shoppers who want a well-equipped SUV with a comfortable ride without the added cost of 4WD.

• Avg. market price: $30,999 (updated weekly)
• MPG/MPGe: 15 city / 22 hwy
• Inventory: 7 listings — lower availability; may limit negotiating room
• View SLT RWD listings

SLT 4WD — "Who It's For"

The SLT 4WD is the pick for shoppers who want all-wheel drive capability without sacrificing comfort and technology features.

• Avg. market price: $30,999 (updated weekly)
• MPG/MPGe: 14 city / 21 hwy
• Inventory: 28 listings
• View SLT 4WD listings

Denali RWD — "Who It's For"

The Denali RWD is the pick for shoppers who want a luxurious SUV experience with advanced features and a powerful engine.

• Avg. market price: $30,999 (updated weekly)
• MPG/MPGe: 14 city / 23 hwy
• Inventory: 12 listings — lower availability; may limit negotiating room
• View Denali RWD listings

Denali 4WD — "Who It's For"

The Denali 4WD is the pick for shoppers who want the ultimate in luxury and capability, perfect for both city driving and off-road adventures.

• Avg. market price: $30,999 (updated weekly)
• MPG/MPGe: 14 city / 20 hwy
• Inventory: 39 listings
• View Denali 4WD listings

Trim Recommendations

Most Popular — Denali 4WD

With 39 active listings, the Denali 4WD is the clear volume leader in the lineup.

Browse Denali 4WD listings

Best Budget Option — SLE 4WD

At $30,999 avg market price — below the lineup median of $30,999 — it's the most accessible entry point.

Browse SLE 4WD listings

Best for Fuel Economy — SLT RWD

The SLT RWD offers the best fuel efficiency in the lineup with 15 MPG city and 22 MPG highway.

Browse SLT RWD listings

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

How much does the 2020 GMC Yukon XL cost?

Prices have softened 15.50% compared to this time last year, making it a favorable time to shop this model year.

There are 1,445 listings available, which gives you a meaningful amount of inventory to compare.

Is the 2020 GMC Yukon XL a good car?

Yes — the 2020 GMC Yukon XL earns a 5/5 user rating, which points to strong owner satisfaction. The overview shows a full-size SUV built around space, towing-friendly hardware, and a traditional truck-based layout, so it makes the most sense if you want a large vehicle that can carry people and gear with ease. Its truck-based construction also means it prioritizes utility over the more car-like feel of crossovers. With 35.5% of listings marked as good or great deals, you have some room to shop selectively.

Is the 2020 GMC Yukon XL reliable?

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

The overview points to a straightforward, truck-based SUV with familiar hardware and a focus on utility, which can be appealing if you want a proven formula rather than a more complex design. Its traditional layout and emphasis on hauling people and cargo suggest a vehicle built for steady family use and towing duty. For used buyers, the main long-term ownership risk is that its size and truck-based setup can bring higher running costs and a less forgiving ownership experience if maintenance has been neglected.

What should I look for when buying a used 2020 GMC Yukon XL?

At 65.7% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should run a vehicle history report before you commit, then prioritize a pre-purchase inspection so you can catch signs of prior damage, uneven wear, or deferred maintenance. Focus on overall condition, especially bodywork, interior wear, and how well the vehicle has been maintained, because a large SUV like this can hide expensive issues if you only judge it by appearance. If a listing has incomplete records or visible inconsistencies, move on to a cleaner example.

Is now a good time to buy a used 2020 GMC Yukon XL?

This looks like a moderate market, so you can shop selectively rather than rushing.

• Deal availability: 35.5% of listings are priced as good or great deals.
• Inventory: There are 1,445 listings available.
• Price trend: Prices have softened 15.50% compared with last year.
• Clean inventory: 65.7% of listings are accident-free.

If you find a listing below $27,022, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2020 GMC Yukon XL's resale value?

The current average of $27,063 sits slightly below last year's $32,026.

That price movement suggests the market has already adjusted downward, which can help you buy at a more favorable entry point today. For a future seller, it also means resale value may depend heavily on condition, mileage, and how well the vehicle is documented, since buyers will compare your listing against a market that has softened. Well-kept examples should still attract attention, but you should expect pricing discipline from shoppers.

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 2020 GMC Yukon XL or consider a different year?

If you're weighing the 2020 against nearby model years, here's how to think about it:

Choose the 2020 if:

• 35.5% of listings are priced as good or great deals.
• At 65.7% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 15.50% compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.

The bottom line: You should lean toward the 2020 if you want the strongest mix of current pricing, broad inventory, and high owner satisfaction in this generation. If your priority is simply the lowest possible purchase price, a nearby year may be worth comparing, but the 2020 stands out as the better all-around shopping target when you want a large SUV with proven appeal.

How does the 2020 GMC Yukon XL compare to the 2020 Chevrolet Tahoe?

These recommendations are based on CarGurus' proprietary market data from November 10, 2026, CarGurus experts' opinions, and generative AI.