The 2026 GMC Yukon occupies that rare automotive niche where sheer physical presence meets practical capability, all wrapped in subtle, unpretentious comfort. It is a full-size SUV for people who need lots of room (big families, dog lovers, big dog-loving families), require serious towing chops, and a dash of outdoor swagger, but who also do not wish to apologize for meager third-row seating.
Photo: Jim Resnick
GMC offers the four-door Yukon SUV in several flavors, including the standard Yukon and the extended length XL. Trim levels start with the Elevation, continue with the off-road-capable AT4 and AT4 Ultimate, and include the more on-road-focused Denali and Denali Ultimate. Base prices start in the low $70,000s for the Elevation and top out in the low $110,000s for the Yukon XL Denali Ultimate, which is 15 inches longer.
For this 2026 Yukon review, GMC provided a test vehicle equipped with AT4 Ultimate trim and the following options:
The test vehicle’s manufacturer suggested retail price (MSRP) was $102,990, including the $2,795 destination charge to ship the SUV from the Arlington, Texas, assembly plant to a local dealership. The price does not reflect any current rebates, incentives, or price adjustments since GMC manufactured the test vehicle.
Photo: Jim Resnick
Like Arnold Schwarzenegger, the Yukon AT4 Ultimate has presence, whether it is sitting in your driveway, parked in a lot, or its front end is glowering in your rearview mirror. Meanwhile, the slab-like sides and boxy rear prove the design dictum that very large objects should have minimal ornamentation. Simple is better, and the Yukon follows that rule well.
Inside, the Yukon AT4 Ultimate feels moderately advanced and techy, with a very large vertically oriented touchscreen and digital gauges, along with ancillary buttons and switches tucked off to the left of the steering wheel. The quality of the leather covering the seats and the steering wheel rim, the soft touch plastics, and the gloss black covering the forward center console are all fine but not outstanding.
Up front, the storage space is packed with large map pockets, water bottle holders, and secondary pockets in the doors, plus a wireless smartphone charging mat that can also store other items. The center console has two tiers; one is accessed via a hinged lid, and there is a hidden, lockable lower tray that pulls forward. It is even big enough for most tablets. The entire center console housing slides fore and aft as well.
In addition, GMC offers some of the little things that add to the mix of livability, like sun visors that swing out to the side and telescope rearward, offering greater adjustability to block side light when the sun is low on the horizon. The upper dashboard also has a closable storage bin large enough for glasses, a ream of tissues, toll transponders, etc.
Front seat comfort is excellent, with both lumbar adjustment and a massaging function to keep your back settled, even on very long drives. Plus, there is ample front legroom.
Second row comfort is also very good, and although the seats do not recline, they slide fore and aft. Second row occupants not only get leather but also heated seats.
Third row seating offers the best legroom and space I have encountered in a long time. Though I did indeed fit back there with the second row positioned as far back as possible, the third-row bench and seatbacks are flat and offer no real contours. Buttons at both the rear doors and the cargo area can lower the second row seats as well.
Photo: Jim Resnick
The 16.8-inch diagonal Premium GMC Infotainment Center display with Google Built-in compatibility comes standard across all 2026 Yukon trims. Digital instruments sit in front of the driver and offer customization with three gauge layout options. My AT4 Ultimate also had a large head-up display that shows speed and assisted driving status.
The Premium GMC Infotainment Center includes the following core features:
The Yukon AT4 Ultimate's infotainment system includes eight years of basic OnStar telematics.
The Ultimate trim adds an 18-speaker Bose Performance Series audio system. Sound quality from this elaborate system was excellent, though not as scintillating as that of some other high-end, highly tailored, high-power systems in other SUVs. The front headrests' UltraNearfield speakers did not seem to add any additional clarity or soundstaging to the audio experience.
The Yukon's wireless CarPlay paired quickly and reliably with my phone, making podcasts and music on my iPhone easily accessible. Initiating and receiving phone calls worked perfectly. The native voice control operation was also flawless. I could ask for navigation to a town or business, raise or lower the fan speed, or adjust the climate temperature.
Charging my iPhone from the wireless mat linked to my phone was quick, but it did not seem to charge it significantly, even after a long drive. On one occasion, I set it down at 47 percent, and a solid hour later it had gained only 4 percentage points, ending at 51 percent.
The Yukon AT4's digital instruments are very clear and offer a few layout options. I settled on the three-quadrant display, with vehicle speed, a ribbon tachometer, driving range, and traffic sign information on the left, advanced driver assistance system (ADAS) status in the middle, and audio on the right. I found that this setting made all pertinent ADAS information the most prominent and visible across all layouts.
Photo: Jim Resnick
While several other big SUVs now have smaller, turbocharged V6 engines, the Yukon AT4 Ultimate delivers a stout 420 horsepower and 460 pound-feet of torque thanks to a 6.2-liter V8. (Non-Ultimate AT4s come standard with a 355-hp, 5.3-liter V8.) The Jeep Grand Wagoneer uses a turbocharged six-cylinder engine and might have a slight edge in torque, but not by an appreciable margin.
All 2026 Yukon SUVs use a 10-speed automatic transmission, and the AT4 variants feature a drive system that can send power to the rear wheels, all four wheels, or automatically select four-wheel drive when slick, sandy, or otherwise rough terrain warrants. The Environmental Protection Agency (EPA) estimates the Yukon AT4 Ultimate will get 16 mpg in combined driving, though I surprisingly exceeded that figure, seeing 17.6 mpg.
Although I did not conduct formal performance testing, the Yukon AT4 Ultimate accelerated quickly, especially given its curb weight of over 5,600 pounds. Similarly, my test Yukon AT4's fuel economy, while unimpressive on its own, is respectable given the weight, power, and engine size.
The AT4's brawny V8 always accelerated smoothly, trundled along at a steady highway speed in silence, and growled a soft V8 soundtrack when pushed to hurry things up. The 10-speed automatic shifted almost imperceptibly when driving normally. You can also shift manually via paddles. Though I did not tow any trailers, however I could have hauled up to 8,400 pounds.
The Yukon AT4 Ultimate replaces steel springs with an Air Ride adaptive suspension, which offers several drive modes. GMC fits the 20-inch wheels with chunky Goodyear Wrangler Territory A/T tires to improve traction when off-road. The big Yukon coped with all the light off-roading ("soft"-roading) I threw at it, but it is not at home with big rocks, boulders, or deep mud.
While aiming the Yukon's nose toward parts unknown for some suitably wide off-road trails, on-road composure was the real revelation. The road noise you would typically associate with all-terrain tires just isn't there. Credit the excellent sound insulation and the sandwiched (dual-pane) side glass.
In addition, the Yukon did not wallow over heaving highway pavement, nor did it lean much in corners on twisty canyon roads. No one should expect Miata-like agility from an SUV that could tow three of the little roadsters, but the Yukon proved almost fun in the tarmac slalom, showing remarkable poise, even in Normal drive mode. Credit the good steering feedback and Magnetic Ride shocks.
Photo: Jim Resnick
The foundational set of active safety systems in the Yukon includes all the usual ADAS functions, including:
In addition to the above, the Yukon AT4 Ultimate includes Enhanced Automatic Emergency (forward) Braking, Front Pedestrian and Bicyclist Braking, Rear Cross-Traffic Braking, rear automatic braking (emergency braking while reversing), Side Bicyclist Alert, and Rear Pedestrian Alert. The optional Night Vision and Enhanced Trailering Technology package adds to the mix as well.
Super Cruise, which comes standard with the Ultimate package, incorporates the ADAS systems (and more) to enable hands-free driving under certain circumstances. Super Cruise maintains lane position and speed with no driver input. It steers, accelerates, brakes, and even changes lanes automatically when there is a sufficient gap. Of course, you must always pay attention to the road, be ready to take the wheel, and never stop driving. In the Yukon AT4 Ultimate, it is complimentary for three years and bundled with OnStar One telematics.
When you engage Super Cruise, a large green steering wheel icon illuminates on the dashboard, and a green strip on the steering wheel rim also lights up. Super Cruise kept the Yukon AT4 Ultimate moving with traffic, centered in its lane, or moving past traffic when set to a faster cruising speed. It also changed lanes to pass slower vehicles on its own when there were sufficient gaps, and it never caused any nervousness.
Super Cruise did not engage when lane lines were missing or vague, or when facing a direct, low sun that likely dazzled the system. Despite the occasional refusal to engage due to lane lines or sun glare, in all the SC-equipped GM vehicles I have tested, Super Cruise has never put a proverbial wheel wrong.
Though I did not have the opportunity to test it, GMC's Enhanced Trailering package includes extended blind spot warning with steering assist and guidelines that show the trailer's trajectory when backing up. A Jackknife Alert monitors the angle between the trailer and the SUV and warns if you are in danger of jackknifing.
The tester's optional Night Vision system (available only on Ultimate vehicles) detects objects ahead, such as animals, vehicles, and people, beyond headlight range. Very late, on a cold, unlit desert road, a squadron of javelina crossing the road triggered the system. I probably would have seen them in time with the headlights to avoid hitting them, but the added safety buffer was reassuring.
According to the JD Power 2025 Initial Quality Study (IQS), the Chevrolet Tahoe ranks highest in the Large SUV segment. The Toyota Sequoia and the Chevrolet Suburban are the next highest-ranked models.
According to the JD Power 2025 Automotive Performance, Execution and Layout (APEAL) Study, the Chevrolet Tahoe ranks highest in the Large SUV segment. The Chevrolet Suburban and the GMC Yukon are the next highest-ranked models.
Other 2026 Yukon competitors include the Ford Expedition, Jeep Grand Wagoneer, and the Nissan Armada.
The full-size SUV segment is not for everyone. If passenger capacity is the priority, the sliding side doors and lower floors of minivans still rule the roost. If off-roading is your jam, smaller SUVs are better suited to the trails. If cargo space is your prime mover, longer Yukon XL and other extra-length SUVs offer more. But if you want all the above and need pro-level towing ability, the Yukon AT4 Ultimate is a fine choice.
Jim Resnick is an author specializing in automotive, mobility, technology, and related topics. He has lectured at universities about the auto industry's relationship with government legislation, drawing on his experience as Technical Editor and Editor-in-Chief. In addition to jdpower.com, his work has appeared in more than 30 media outlets, including Wired, The New York Times, Car and Driver, Kelley Blue Book, and the BBC.
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