2021 GMC Yukon: Everything You Need to Know| In-depth Review

2020 GMC Yukon

The 2021 GMC YUKON is a bold full-size SUV that offers excellent tech features, a powerful engine, and a well-appointed interior. If you are looking for a full-size SUV with everything you need, try the 2021 GMC Yukon.

Why Should I buy the 2021 GMC Yukon?

The 2021 GMC Yukon provides users with a premium driving experience, advanced technology, and good off-roading capabilities with the AT4 package. It gives you a first-class experience even before you sit behind the wheels. Just taking one look at the 2021 GMC Yukon SUV, you can already guess how adventurous and unique it can be. There are multiple driving benefits that this new SUV has to offer:

A bold, stylish, and muscular exterior to work with any terrain

The 2021 GMC Yukon carries a bold and stylish exterior that flaunts its commanding road presence. You can easily recognize it from afar as it moves in a slick and smart manner. It stands tall with an elevated hood lining and new grille situated between an updated signature C-shaped LED lighting features.

Moreover, the SUV has other exterior features that bring out its premium appearance. These include shining roof rails, chrome-accented door handles and body trim, accessible 22 inches sharp-machined alloy wheels with painted accents, and double polished stainless-steel tips.

2020 GMC Yukon AT4

A premium interior styling that offers high levels of comfort

Whether you need a stylish cabin with ample space or an interior that comes standard with various tech tools, the 2021 GMC Yukon provides both. As always, Yukon’s top-of-the-line interior possesses fashionable seats, modern amenities, and high levels of comfort.

Additionally, the Denali trim comes with an exclusive interior that includes first-class embellishments.

Advanced technologies for an easier drive

With its built-in technologies, you can rest assured of having an effortless drive, be it a road trip or daily outing. The 2021 Yukon comes smartly prepared to provide real modern conveniences while helping you stay connected. Hence, if you’re looking for advanced tech features, then it would be a perfect option. The premium SUV has a standard 10.2-inch touchscreen with a GMC premium infotainment system with Apple Carplay and Android Auto.

The wireless protection allows you to use specific functions and select apps from your smartphone without a USB cable. Other tech features include a class-leading 15-inch diagonal multi-color Head-up Display, available in the Denali trim.

Innovative safety and driver assistance features

Driving in the Yukon gives you a commanding view of the road ahead. Moreover, the full-size SUV comes with a bunch of safety features for peace of mind. Notably, it has nine camera views that significantly increase visibility. These cameras include high definition surround vision, rear camera mirror, standard rear camera view, front side view, rear-side view, and hitch view.

You will also find other available or standard driver-alert and active safety technologies, including the recent GMC Pro Safety Plus package available on Yukon SLE and standard for SLT, AT4, and Denali trims.

Sound engines, handling, and driving performance

The 2021 Yukon is one of the best full-size SUVs out there. It has good driving dynamics, simple controls, and strong engine power to keep the vehicle running smoothly.

Presently, its powertrain lineup features two enhanced gas engines and an all-new segment-exclusive Duramax diesel. Regardless of the engine, a 10-speed automatic transmission is standard.

The 2021 Yukon is available in five trims – SLE & SLT, AT4, and the new Yukon Denali.

2020 GMC Yukon

The Entry-Level Yukon SLE/SLT

Starting price: $50,700

Yukon SLE/SLT Powertrains

The Yukon SLT & SLE comes standard with a 5.3-liter V8 engine and a 10-speed automatic. It produces 355 hp and 383 lb-ft of torque and features direct injection, dynamic fuel management, and variable valve timing.

There is also an available 3.0-liter six-cylinder Duramax Turbo-Diesel, also with a 10-speed automatic. It produces 277 hp and 460 lb-ft of torque, making it a better option for towing. The Duramax diesel features active thermal management and an electric throttle valve.

The diesel is also much more fuel-efficient, with 21mpg city, 27mpg highway, and 23mpg combined. Meanwhile, the V8 sits at 16mph city, 20mpg highway, and 18mpg combined.


The SLE and SLT have distinguished interior designs. Their sleek cabins come neatly designed with premium materials, including aluminum details and accent stitching on the leather seats.

No matter which GMC Yukon trim you pick, you are provided refined interior amenities that involve a power-sliding center console to create extra space for personal items. You will also find a hidden drawer that stays secured when the vehicle is in Valet mode.

2020 GMC Yukon

The SLE and SLT have a spacious cabin with nine seats. There is a 10.2-inch infotainment with 4G LTE WiFi Hotspot, wireless Apple Carplay, wireless Android Auto, and intelligent map coverage (only in the SLT trim).

Other interior features are available heated/ventilated driver and front-passenger seats, optional rear-seat media touch-screens (in the SLT trim only), and a standard 8″ Digital Driver Information Center. Furthermore, you can download in-vehicle applications into your smartphone.


Standard safety features include a high-definition rear vision camera, automatic emergency braking, forward collision alert, front pedestrian braking, following distance indicator, IntelliBeam auto high beam control, and rear park assist. Moreover, other available features are:

  • a high definition surround vision (available in the SLT trim)

  • lane change alert with side blind zone alert (standard in SLT/available in SLE trims)

  • Rear cross-traffic alert (standard in SLT/ available in SLE trims)

  • lane-keep assist with lane departure warning (standard in SLT/available in SLE trims)

  • and a rear pedestrian alert (only available in SLT trims).

2020 GMC Yukon

Yukon AT4 Off-Road Package

Starting price: $64,700

Yukon AT4 Powertrains

The AT4 has the same 355 hp 5.3 Liter V8 engine. However, the available Active Response 4WD ™ system is the real highlight here. It combines a limited-slip differential, continuously regulating slip to enhance traction.


The rugged Yukon AT4 trim has an athletic Jet Black interior with AT4 exclusive Brandy accents and dark polished aluminum features. Moreover, it comes with eight leather seats. Every drive is comfortable thanks to the heated and ventilated driver and front passenger seats. There are also embroidered AT4 badges on the front-seat head restraints.

Yukon AT4’a standard features are a heated leather-wrapped steering wheel, first and second-row perforated leather seats, second-row power-release bench, heated second-row outboard seats, third-row seats 60/40 split-folding, power-folding, tri-zone automatic climate controls, and auto front. It also has a power-tilt and telescopic steering column.

Other available features include:

  • A panoramic roof

  • Rear Seat Media System

  • Second-Row Power-Release Bucket Seats

  • And power sliding center console.

Moreover, the Yukon AT4 features the same 10.2-inch infotainment, wireless Apple Carplay, and Android Auto compatibility, wireless charging, 8-inch driver information display, and a 9-Speaker Bose® Premium Audio System. There is also an available 4G WIFI hotspot, Multicolor 15″ Diagonal Head-Up Display, and 10.2″ Diagonal GMC Premium Infotainment System With NAVIGATION.


The Yukon AT4 trim has standard safety features that include: high definition rear vision camera, lane change alert with side blind zone alert, rear cross-traffic alert, automatic emergency braking, forward collision alert, lane keep assist with lane departure warning, IntelliBeam auto high beam control, following distance indicator, and rear park assist. Other available safety features include high definition surround vision and rear pedestrian alert.

Also, the AT4 trim has a rugged specific front design featuring a Skid Plate and Approach Angle of nearly 32 degrees. It also uses a distinct exterior design with black chrome accents and 20″ inches Goodyear® All-Terrian Tires to run smoothly on any landscape.

2020 GMC Yukon Denali

Yukon Denali (High-End Trim)

Starting price: $68,400

Yukon Denali Powertrains

The Yukon Denali trim upgrades to a larger 6.2 Liter V8 engine that pairs with a 10-speed automatic. It produces best-in-class 420 hp and 460 lb-ft of torque. The engine comes equipped with direct injection, dynamic fuel management, and variable valve timing. The Denali trim is available with the Active Response 4WD System.

You can also have the Yukon Denali trims with the 277hp and 460 lb-ft 3.0-liter Duramax Turbo-Diesel.

The 4WD 6.2 L V8 engine has an estimated 14 mpg in the city/19 mpg on the highway.


The Yukon Denali comes with a luxurious interior. Inside, you’ll find a uniquely-designed instrument panel and four exclusive color theme choices — all showing excellent leather seating and harmonizing authentic wood. Moreover, the cabin is stylish and spacious and can seat up to nine people. Standard tech features include:

  • 10.2″ Diagonal Premium GMC Infotainment System With Available Navigation

  • 14-speaker Bose Performance Series Audio System

  • 8″ Digital Driver Information Center, Multicolor 15″ Diagonal Head-Up Display

  • Wireless Apple CarPlay™ Compatibility

  • Wireless Android Auto™ Compatibility

  • and Wireless Charging.

Available tech features to select are a Rear Seat Media System and 4GLTE WiFi. Furthermore, the Denali has a standard heated leather-wrapped steering wheel, first and second-row perforated leather seating surfaces, heated and ventilated driver and front-passenger perforated leather seating surfaces, second-row power-release bucket seats, and heated second-row outboard seats.

Meanwhile, other available interior features include a panoramic sunroof, power-sliding center console, and second-row power-release bench.


When it comes to safety, the Denali features the class-leading available nine-camera system, enhanced automatic emergency braking, adaptive cruise control, an advanced security package, and the accessible rear camera mirror to help you maneuver with confidence. Besides, standard features include a high definition surround vision, following distance indicator, rear pedestrian alert, lane change alert with side blind zone alert, rear park assist, rear cross-traffic alert, IntelliBeam auto high beam control, and automatic emergency braking.

2020 GMC Yukon Denali

Other Info

The 2021 GMC Yukon trims come in two sizes – a standard and an extra-large (XL) variant. The Yukon XL has an overall length of 225.2 inches, while the regular Yukon measures 210.0 inches. For cargo space, the regular model holds 25.5 cubic feet of space behind its third-row seats and 34.9 inches of legroom in the third row. Meanwhile, the Yukon XL has 41.5 cubic feet of space behind its third row and 36.7-inch legroom in the third row.

GMC Yukon AT4 and Denali have capable off-roading skills. So if you are looking for an off-road SUV, the Yukon AT4 or Yukon Denali are the way to go.

Both trims have an available air ride adaptive suspension that raises the vehicle to 2-inches to improve ground clearance and an Off-road Inclinometer that measures fore-and-aft tilt, front-tire angle, and left-and-right tilt. They also come with a standard Magnetic Ride Control that helps adjust your vehicle’s suspension to ensure a smoother and more secure ride.

2021 gmc yukon air-ride adaptive suspension

Other available exclusive features in these trims to help you journey off-road include Traction Select System, All-New Active Response 4WD System (already mentioned), 2-Speed AutoTrac Transfer Case, Hill Descent Control, and Hill Start Assist.

For its towing capacity, the Denali trim can tow up to 8,000 LBS, the SLE & SLT can tow 8,400 LBS, while the AT4 can tow up to 8,200 LBS.


In conclusion, every 2021 GMC Yukon trim would suit your family trips. They are all spacious and nicely-appointed inside, pack a lot of techs, and provide a very comfortable ride.

However, for serious off-roading, the Yukon AT4 is your best bet. Meanwhile, the Yukon Denali is by far the most luxurious of the bunch. To each his own, right?



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