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 luxury models, all with spacious interiors and strong performance.

• Starting at $25,425
• 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 RWD — "Who It's For"

The SLE RWD is the pick for shoppers who want a spacious SUV with essential features without paying for luxury upgrades.

• Avg. market price: $25,425 (updated weekly)
• MPG/MPGe: 15 city / 22 hwy
• Inventory: 6 listings — lower availability; may limit negotiating room
• View SLE RWD listings

SLE 4WD — "Who It's For"

The SLE 4WD is the choice for buyers seeking all-wheel drive capability without a significant price increase over the base model.

• Avg. market price: $25,425 (updated weekly)
• MPG/MPGe: 14 city / 21 hwy
• Inventory: 12 listings — lower availability; may limit negotiating room
• View SLE 4WD listings

SLT RWD — "Who It's For"

The SLT RWD is ideal for those who desire a well-rounded SUV with added comfort features without going for the top-tier trims.

• Avg. market price: $25,425 (updated weekly)
• MPG/MPGe: 15 city / 22 hwy
• Inventory: 27 listings
• View SLT RWD listings

SLT 4WD — "Who It's For"

The SLT 4WD is perfect for shoppers who want luxury features combined with all-wheel drive capability for varied driving conditions.

• Avg. market price: $25,425 (updated weekly)
• MPG/MPGe: 14 city / 21 hwy
• Inventory: 58 listings
• View SLT 4WD listings

Denali RWD — "Who It's For"

The Denali RWD is suited for buyers looking for a premium SUV experience with high-end features and a powerful engine.

• Avg. market price: $25,425 (updated weekly)
• MPG/MPGe: 14 city / 23 hwy
• Inventory: 30 listings
• View Denali RWD listings

Denali 4WD — "Who It's For"

The Denali 4WD is the top choice for those wanting the ultimate luxury SUV with advanced features and off-road capability.

• Avg. market price: $25,425 (updated weekly)
• MPG/MPGe: 14 city / 20 hwy
• Inventory: 168 listings — widest selection in the lineup
• View Denali 4WD listings

Trim Recommendations

Most Popular — Denali 4WD

With 168 active listings, the Denali 4WD is the clear volume leader in the lineup.

Browse Denali 4WD listings

Best Budget Option — SLE RWD

At $25,425 avg market price — below the lineup median of $25,425 — 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 with 15 city / 22 hwy MPG.

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 2020 GMC Yukon XL cost?

Prices have softened 14.06% compared to this time last year, making it a favorable time to shop this model year.

There are 1,373 listings available, which gives you a solid pool to compare prices and equipment.

Is the 2020 GMC Yukon XL a good car?

Yes — 5/5 is a strong user rating for the 2020 GMC Yukon XL, and it lines up with its core strengths as a spacious, utility-focused full-size SUV. The overview points to a long-wheelbase layout, generous third-row room, and substantial cargo space, so it fits you well if you need a large family hauler with serious carrying ability. It also emphasizes truck-based toughness and a wide spread of trims and equipment, which helps if you want something durable and configurable rather than crossover-like. With 32.9% of listings marked as good or great deals, you have a decent chance of finding a competitively priced example.

Is the 2020 GMC Yukon XL reliable?

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

The overview suggests a vehicle built around traditional truck-based toughness, which can be appealing if you want a large SUV that feels substantial and purpose-built. Its straightforward V8 setup and utility-first design also point to a model that prioritizes durability and capability over complexity. For used buyers, the main long-term ownership risk is that a large, older-style SUV can be costly to keep in top shape if prior maintenance has been inconsistent.

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

At 70.4% 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 that checks for structural repairs, suspension wear, and signs of heavy use. Focus closely on body condition, panel alignment, tire wear, and interior wear, since those clues can tell you a lot about how the SUV was treated. Because this is a large, utility-oriented vehicle, it is especially worth confirming that any prior damage was repaired properly and that the truck still drives straight and feels solid.

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

This looks like a moderate market where selective buyers can still find value if they shop carefully.

• Deal availability: 32.9% of listings are priced as good or great deals.
• Inventory: There are 1,373 listings available.
• Price trend: Prices have softened 14.06% compared with last year.
• Clean inventory: 70.4% of listings are accident-free.

If you find a listing below $28,285, 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 $28,487 sits slightly below last year's $33,147.

That price movement suggests the market has already adjusted downward, which can help you as a buyer today but may limit upside if you plan to resell soon. For a future seller, the softer pricing means you should expect competition from similarly equipped listings, especially if your vehicle has higher mileage or visible wear. On the other hand, a well-kept example with strong equipment and clean history should still attract attention in a segment where buyers value space and capability.

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:

• 32.9% of listings are priced as good or great deals.
• At 70.4% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 14.06% compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.

The bottom line: If you want the traditional truck-based Yukon XL formula with strong space, utility, and a lower entry price than newer versions, the 2020 is the better primary target. If you are especially price-sensitive, you may also want to compare nearby years to see whether a similarly equipped example offers a better mix of condition, mileage, and asking price.

These recommendations are based on CarGurus' proprietary market data from September 15, 2026, CarGurus experts' opinions, and generative AI.