by VIN, Year, Make, Model by License Plate

2021 GMC Yukon XL Overview, Reviews, Ratings & Specs

Rating: 0.00
Based on 0 Owner Reviews â–¶
Simon A | September 24, 2025
The 2021 GMC Yukon XL is a full-size SUV, extending the standard Yukon's wheelbase for enhanced cargo and third-row space. This generation, introduced in 2021, offers a more refined experience. Key trims include SLE, SLT, AT4, and Denali. Its popularity stems from its spacious interior, powerful engine options, and upscale features. Expect a pricing range from approximately $55,000 to over $80,000, depending on trim and options. Its imposing size and premium appointments are significant draws.
The Good

The 2021 GMC Yukon XL boasts powerful engine options for confident performance and towing. The spacious, comfortable interior, especially in higher trims, appeals to emotional buyers seeking luxury and roominess. For practical buyers, the Yukon XL provides ample cargo space, a robust design, and good reliability relative to its class. While not the most fuel-efficient, it offers acceptable value for its size and capabilities.

The Bad

The 2021 GMC Yukon XL's weaknesses include its large size, which can make it difficult to maneuver in tight spaces. Fuel economy is below average. Some owners have reported issues with the infotainment system and electronic components. The independent rear suspension, while improving ride quality, may present long-term reliability concerns. Finally, higher trims can be very expensive.

2021 GMC Yukon XL: Quick Overview

  • Engine Options:
    • 5.3L V8: 355 horsepower, 383 lb-ft of torque
    • 6.2L V8: 420 horsepower, 460 lb-ft of torque
    • 3.0L Duramax Turbo-Diesel: 277 horsepower, 460 lb-ft of torque
  • Horsepower: 277-420 hp (depending on engine)
  • Fuel Economy (EPA Estimated):
    • 5.3L V8: 16 mpg city / 20 mpg highway (RWD)
    • 6.2L V8: 15 mpg city / 20 mpg highway (RWD)
    • 3.0L Diesel: 21 mpg city / 27 mpg highway (RWD)
  • 0-60 Times:
    • 5.3L V8: Around 7.5 seconds
    • 6.2L V8: Around 6.0 seconds
    • 3.0L Diesel: Around 8.0 seconds
  • Towing Capacity: Up to 8,400 lbs (depending on engine and configuration)
  • Trim-Level Features:
    • SLE: Standard features include a 10.2-inch touchscreen infotainment system, Apple CarPlay and Android Auto compatibility, and basic safety features.
    • SLT: Adds leather upholstery, heated front seats, a hands-free power liftgate, and enhanced safety features.
    • AT4: Designed for off-road capability, featuring a unique exterior design, skid plates, and an available four-wheel-drive system with a two-speed transfer case.
    • Denali: The top-of-the-line trim includes unique Denali styling, premium leather seating, a premium sound system, and advanced driver-assistance features. Features include Magnetic Ride Control and adaptive suspension.

2021 GMC Yukon XL Specifications

Vehicle Information
Year 2021
Make GMC
Model Yukon XL
Trim -
Style -
Type Minivan
Category Standard Sport Utility Vehicle
Manufacturing Details
Made In United States
Manufacturing City SPRINGHILL
Dimensions
Doors 4-Door
Curb Weight -
Gross Vehicle Weight Rating 8000 pounds
Overall Height -
Overall Length -
Overall Width -
Wheelbase Length -
Standard Seating 8
Engine & Performance
Engine L84 Direct Injection Aluminum GEN 5, VAR 2
Engine Size 5.3L
Engine Cylinders 8
Transmission -
Transmission Type Automatic
Transmission Speeds -
Drivetrain Four-Wheel Drive
Additional Features
Anti-Brake System Standard
Steering Type -
Pricing
Manufacturer Suggested Retail Price (MSRP) -
Invoice Price -
Delivery Charges -

Vehicle History Report

Vehicle
Specifications
Ownership
History
All History
Events
NMVTIS Title
History Check
Salvage/Rebuilt
Check
Accident
Check
Theft
Check
Open Lien
Check
Past Sale
Listings
Safety
Recalls
Odometer
Check
Market Price
Analysis

What Problems Does the 2021 GMC Yukon XL Have?

The 2021 GMC Yukon XL has faced some frequently reported problems, mirroring issues seen in other GM full-size SUVs of the same year. Some owners have reported issues with the infotainment system, including freezing, slow response times, and connectivity problems with Apple CarPlay and Android Auto. There have also been reports of electrical glitches affecting various systems, such as the door locks, power windows, and driver-assistance features. The 10-speed automatic transmission, while generally reliable, has had isolated reports of harsh shifting or hesitation.

Recalls for the 2021 Yukon XL have addressed issues such as potential seat belt malfunctions and problems with the electronic stability control system. Long-term reliability concerns often revolve around the complexity of the vehicle's electronics and the potential for failures in the advanced driver-assistance systems. The independent rear suspension, while offering a better ride, is a more complex system that could potentially lead to higher repair costs down the line. Also, the Active Fuel Management (AFM) or Dynamic Fuel Management (DFM) systems, designed to improve fuel economy, have been known to cause issues such as excessive oil consumption in some GM vehicles, though this is less frequently reported on the 2021 Yukon XL specifically. It is crucial to check the vehicle's history for any completed recall work and to have a thorough inspection performed before purchase.

How long will the 2021 GMC Yukon XL last?

With proper maintenance, the 2021 GMC Yukon XL can realistically achieve 200,000 miles or 10-15 years of service. Consistent oil changes, transmission servicing, and addressing minor issues promptly are crucial. Long-term durability hinges on avoiding neglecting maintenance. Weaknesses over time can include wear and tear on suspension components, potential for rust in colder climates (especially underneath), and eventual electronic component failures. The longevity of the AFM/DFM system also remains a potential concern. Regular inspections and preventative maintenance are key to maximizing its lifespan.

What Technology & Safety Features are Included?

The 2021 GMC Yukon XL boasts a comprehensive suite of tech, entertainment, driver-assistance, and safety features. Standard is a 10.2-inch touchscreen infotainment system with Apple CarPlay and Android Auto. Higher trims offer features like a premium Bose audio system and rear-seat entertainment screens.

Driver-assistance features include standard forward collision alert, automatic emergency braking, and lane-keep assist. Optional features include adaptive cruise control, blind-spot monitoring, rear cross-traffic alert, and a head-up display. The top-tier Denali trim often features GM's Enhanced Automatic Parking Assist.

Safety features include multiple airbags, stability control, and traction control. Crash-test ratings from the NHTSA and IIHS should be checked for the specific model year. While specific ratings can vary, the Yukon XL generally performs well in crash tests. Optional safety features include a surround-view camera system, which enhances visibility and aids in parking and maneuvering. These features combine to provide a safe and connected driving experience. It is important to consult official safety ratings for verification.

What Colors Options are Available?

Exterior Colors
Summit White
Onyx Black
Dark Sky Metallic
Hunter Metallic
Satin Steel Metallic
Cayenne Red Tintcoat
GMC Black Diamond Tricoat
Forest Metallic
Mahogany Red Metallic
Midnight Blue Metallic
White Frost Tricoat
Pepperdust Metallic
Ebony Twilight Metallic
Interior Colors
Jet Black
Dark Walnut/Slate
Very Dark Atmosphere/Brownstone Accents
Cocoa/Dune
Teak/Light Shale
Neutral
Atmosphere/Brownstone

2021 GMC Yukon XL Prices and Market Value

The 2021 GMC Yukon XL started around $55,000 when new, with higher trims like the Denali exceeding $80,000. Current used market prices vary widely based on condition, mileage, and trim, ranging from approximately $40,000 to $65,000. Depreciation is typical for a full-size SUV. Factors affecting resale value include vehicle condition, mileage, trim level (Denali models hold their value better), and the presence of desirable options like 4WD and advanced driver-assistance features. A clean vehicle history report is also essential for maximizing resale value.

2021 GMC Yukon XL Cost of Ownership

The 2021 GMC Yukon XL is generally costly to own. Insurance premiums are higher due to its size and value. Fuel costs are considerable, especially with the V8 engines. Maintenance, while not excessive if performed regularly, can be expensive due to the vehicle's complexity. Repairs, particularly for electronic components or the independent rear suspension, can also be costly. Long-term ownership costs, including tires and other consumables, are higher than smaller vehicles. It is not an economical vehicle.

2021 GMC Yukon XL Fuel Efficiency

Fuel Type Gasoline
Fuel Capacity -
City Mileage -
Highway Mileage -

2021 GMC Yukon XL Safety Rating

NHTSA
Overall Rating
Overall Frontal Star Rating
Side Overall Star Rating
Overall Rollover Star Rating
Combined Front Seat Rating
Combined Rear Seat Rating
Overall Frontal Star Rating
Frontal Barrier Star Ratings Not Tested
Overall Side Star Rating
Side Barrier Star Ratings
Side Pole Star Rating
Combined Side Barrier And Side Pole Star Ratings Not Tested
Rollover Resistance Star Rating

2021 GMC Yukon XL Insurance

Insurance for a 2021 GMC Yukon XL is moderately priced, reflecting its status as a Minivan with strong safety ratings and
reasonable repair costs.

How Does the 2021 GMC Yukon XL Compare to Other Minivan?

The 2021 GMC Yukon XL competes with the Chevrolet Suburban, Ford Expedition Max, and Jeep Wagoneer/Grand Wagoneer. Performance is comparable across these models, with similar engine options and towing capabilities. The Yukon XL stands out with its Denali trim, offering a more luxurious interior than the Suburban, but the Jeep Grand Wagoneer surpasses it in outright opulence.

Features are largely similar, with advanced safety tech and infotainment systems being common. Reliability is a mixed bag; the Ford Expedition has had some reported engine issues, while the GM SUVs share some electrical concerns. Price-wise, the Yukon XL sits in the middle of the pack.

Alternatives include the Chevrolet Suburban (similar but often cheaper) and the Ford Expedition Max (strong performer with a slightly different driving feel). The Jeep Wagoneer/Grand Wagoneer offers a more luxurious experience but at a higher price. If reliability is a top concern, carefully research each model and consider extended warranties. For luxury buyers, the Grand Wagoneer might be a better choice. For budget-conscious buyers, the Suburban may suffice.

Final Verdict: Is the 2021 GMC Yukon XL a Good Minivan?

The 2021 GMC Yukon XL is ideal for large families needing ample passenger and cargo space, as well as those who frequently tow. It's worth buying if you prioritize space and comfort, and are willing to accept the trade-offs in fuel economy and maneuverability. A used 2021 Yukon XL offers a good value proposition compared to buying new, especially if you can find a well-maintained example with lower mileage. The SLT trim offers a good balance of features and price. Consider the Denali if luxury is a priority, but be prepared for a higher price tag. Ensure any potential purchase undergoes a thorough inspection to address potential issues with the infotainment system and electronics.

2021 GMC Yukon XL Owner Reviews

0.00
Consumer Rating, Based on 0 Consumer Reviews
Overall rating
Cancel
Thank You for Your Review!

We truly appreciate the time and effort you took to share your experience with us.

Uh oh!

Something went wrong, please try again later.

Author Image
Simon A

Simon is a contributor to VinCheck, where he provides articles and reviews on various automotive topics. His work focuses on delivering accurate and up-to-date information about used cars, helping readers make informed decisions.