2026 GMC Yukon XL AT4 Ultimate

$103,390Details

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Labadie Buick GMC

Location Details

Call 855-427-1610

Warranty

Basic: 3 Years/36,000 Miles
Corrosion: 3 Years/36,000 Miles, Rust-Through, 6 Years/100,000 Miles
Drivetrain: 5 Years/60,000 Miles, 3.0L & 6.0L Duramax® Turbo-Diesel engines, and certain commercial, government, and qualified fleet vehicles: 5 years/100,000 miles
Maintenance: First Visit: 12 Months/12,000 Miles
Roadside Assistance: 5 Years/60,000 Miles, 3.0L & 6.0L Duramax® Turbo-Diesel engines, and certain commercial, government, and qualified fleet vehicles: 5 years/100,000 miles
Warranty: <<< Preliminary 2026 Warranty >>>

Powertrain

Fuel System: Direct Injection
Fuel tank capacity: 28 gal
Horsepower: 420

Entertainment

16.8" diagonal advanced color LCD display with Google built-in compatibility:
- Includes navigation capability¹
- Connected apps, and personalized profiles for each driver's setting
- Natural voice recognition and phone integration
- High contrast display with local blacklight dimming
- Includes climate and vehicle setting controls
5G Wi-Fi^® hotspot capable:
- Service varies with conditions and location. Requires active service plan and paid AT&T^® data plan. See onstar.com for details and limitations.
Bose Performance Series CenterPoint^® Surround 18-speaker audio system:
- Bose is renowned for expert sound engineering and high-quality audio and with speakers positioned throughout the cabin, you'll get rich, concert-like sound
- Includes driver and front passenger stainless-steel Bose headrest speakers
Rear Seat Media System:
- Dual 12.6" diagonal color-touch LCD HD rear screens, mounted to the front seatbacks
- Two 2-channel wireless headphones with 2 HDMI ports on the back of the center console
- Compatible with Bluetooth^® headphones¹
- May require additional optional equipment
SiriusXM with 360L Trial Subscription:
- With your trial subscription, new GM vehicles equipped with SiriusXM with 360L advance in-car technology will bring you closer to your favorite stars, artists, creators, hosts and athletes¹
- SiriusXM with 360L transforms your ride with our most extensive and personalized radio experience on the road that lets you enjoy ad-free music, talk and news, live sports, comedy, podcasts and more
- Experience SiriusXM wherever you go in your vehicle and on the SiriusXM app with personalization features to make discovering your perfect entertainment easier than ever before
Wi-Fi^® Hotspot capable:
- Terms and limitations apply. See onstar.com or dealer for details.
Wireless Apple CarPlay/Wireless Android Auto capability for compatible phones:
- Apple CarPlay vehicle user interface is a product of Apple and its terms and privacy statements apply. Requires compatible iPhone and data plan rates apply. Apple CarPlay is a trademark of Apple Inc. Siri, iPhone and Apple Music are trademarks for Apple Inc, registered in the U.S. and other countries.
- Vehicle user interface is a product of Google and its terms and privacy statements apply. To use Android Auto on your car display, you'll need an Android phone running Android 6 or higher, an active data plan, and the Android Auto app. Google, Android and Android Auto are trademarks of Google LLC.

Exterior

17" all-season blackwall spare tire:
- P265/70R17
17" full-size spare steel wheel
20" all-terrain blackwall tires:
- P275/60R20
20" machined and painted Talos Bronze Metallic wheels:
- Paired with all-terrain blackwall tires
Acoustic laminated glass:
- Helps keep out traffic and road noises
- Dampens sounds from the outside to help give you a quiet ride
AutoSense Power Liftgate:
- Automatically opens when the system senses the key fob at the rear of the vehicle for several seconds
- As liftgate is opening, if you walk away from your vehicle, the liftgate will close
- Memory height function, located in the overhead console, allows you to program how high the gate opens to suit you
- You can also press the liftgate open button on the key fob or use the interior or exterior release buttons
- Electronic obstacle detection will reverse an automatic open or close if it senses something in its path to help prevent damage to the liftgate
- AutoSense can be disabled or enabled utilizing the center touchscreen
Black roof-mounted side rails:
- Enhances the appearance of your vehicle
Body-color door handles
Body-color heated, driver-side auto-dimming power outside mirrors:
- Both mirrors are heated and are activated when the rear defogger is engaged, helping to clear them of ice, snow and frost to help improve visibility
- Power adjustments allow you to move both side mirrors with the touch of a button
- Power-folding feature lets you fold the mirrors in
- The auto-dimming feature automatically adjusts the outside mirror when it senses bright light from behind
- Integrated turn signal indicators help communicate your intention to change lanes
Deep-tinted glass:
- Tint on rear side windows and rear liftgate window
Front fascia with high-approach angle
LED fog lamps:
- Help minimize glare in adverse driving conditions
LED headlamps with animated lighting:
- Provide a bright, intense beam of light to illuminate the road ahead
- Help improve down-the-road visibility in low-light conditions
- LED Daytime Running Lamps help make it easier for other drivers to see the front of your vehicle during the day
- Animated lighting sequence activates when you lock or unlock your vehicle
LED tail lamps with animated lighting:
- Help improve visibility in low-light conditions
- Animated lighting sequence activates when you lock or unlock your vehicle
Painted mirror caps:
- Body-color on Elevation, Denali and Denali Ultimate
- Gloss Black on AT4 and AT4 Ultimate
Panoramic power sunroof:
- Opens over the first row and second row at the push of a button
- Tilts upwards for extra ventilation
- Retracts into the roof
- Power sunshade can be closed when you want to block light from entering the cabin from above
- Dual panel glass
- May require additional optional equipment
Power-retractable assist steps with LED perimeter lighting:
- Textured step pads help provide secure footing
- Extend from wheel well to wheel well
- Retracts when not in use
- May require additional optional equipment
Rainsense automatic wipers:
- Turn on automatically when sensors detect varying degrees of precipitation on the windshield
- The intermittent feature adjusts the speed of the wipers to help keep the windshield clear in a variety of conditions
Rear intermittent wiper:
- Variable-speed
- Keeps your rear window clear to help enhance visibility
Spare tire carrier:
- Lockable winch-type, located under frame in rear
Upper active aero shutters:
- Shutters automatically close at high speeds to help enhance aerodynamics
- Shutters reopen at lower speeds or when needed to help cool the engine compartment
- Located in the front fascia

Interior

11" diagonal color Driver Information Center:
- Includes driver personalization, warning messages and vehicle information
- High-contrast display with local backlight dimming
120-volt power outlets:
- Two outlets, located in the rear of the center console and cargo area
15" diagonal multicolor Head-Up Display:
- Projects vehicle information onto the windshield low in the driver's line of sight to help keep your eyes on the road
- Can display directions and other vehicle information
- May require additional optional equipment
4-way power driver and front passenger lumbar control:
- Lumbar area extends, retracts and moves up and down to provide lower-back support
- May require additional optional equipment
8" diagonal rear touchscreen climate control:
- Located on back of center console
- Includes heated seat controls on AT4 Ultimate and Denali Ultimate
- Includes heated seat, ventilated seat and massage controls on Denali Ultimate with Executive Second Row Seating Package
8-way power driver and front passenger seat adjusters:
- Forward and back
- Up and down
- Tilt seat cushion back and upright
- Recline seatback up and down
Adaptive Cruise Control:
- Automatically follows a detected vehicle ahead at a driver-selected following gap¹
- If no vehicle is detected in your path, works like regular cruise control
- You can always override the feature and take control
All-weather cargo mat:
- Helps protect the cargo area of your vehicle from dirt and mud
- Engineered to fit your vehicle
- Embossed with the vehicle logo
- May require additional optional equipment
Assist handles:
- Front passenger A-pillar and second row outboard B-pillar
- Deletes front passenger A-pillar assist handle on AT4 Ultimate and Denali Ultimate
Bright sill plates:
- Front and rear doors
- AT4 and AT4 Ultimate include branded sill plates
- Denali and Denali Ultimate include branded sill plates
Cabin Air Filter:
- Helps keep your cabin air fresh from dust and particulates
Carpeted floor covering:
- Color-keyed
Carpeted floor mats:
- Removable color-keyed floor mats for first and second rows
Content theft-deterrent system:
- As part of the Advanced Security Package, additional shielded, self-powered alarm system will set off an alarm when vehicle tampering has been detected
- Helps deter potential break-in or theft
- Inclination sensors that detect movement of the vehicle, such as a change in vehicle orientation
- May require additional optional equipment
Driver and front passenger 2-way power upper shoulder and 2-way power back bolster seats
Driver and front passenger visors with illuminated mirrors:
- Include covered mirrors
- Extendable for enhanced shading coverage
Electrical theft-deterrent system:
- Helps deter unauthorized entry, helping to protect your vehicle and its contents
- Immobilizes the engine to help prevent theft
- Sounds the horn and flashes the turn signals when someone attempts to open the vehicle without the proper key or remote transmitter
First and second row all-weather floor liners:
- Help protect your interior from road debris and the elements
- Contoured to fit the first and second rows
- Feature a custom pattern that collects rain, mud, snow and other debris
- May require additional optional equipment
Front bucket seats
Front console USB ports:
- 2 type-A and C, charge and data¹
- Located on front console
Glass breakage sensor:
- As part of the Advanced Security Package, activates the alarm when the sensor detects unauthorized tampering of the vehicle glass
- May require additional optional equipment
Heated and ventilated driver and front passenger seats:
- Keep cool in summer and warm in winter with these heated and ventilated seat cushions and seatbacks
- Separate buttons allow you to choose from 3 levels of warmth or cool
- May require additional optional equipment
Heated driver and front passenger seats:
- At the touch of a button you can warm the cushions and seatbacks with multilevel temperature control
- Individually controlled
Heated second row outboard seats:
- At the touch of a button you can warm the cushions and seatbacks
- Provide comfort in cold weather for passengers in the second row outboard seating positions
- Passengers have their own controls to set the perfect temperature
Heated steering wheel:
- Based on the vehicle's interior temperature, the automatic heated steering wheel will turn on when the automatic front heated seat is on
- Can turn on/off manually by pressing the button on the steering wheel
Inclination sensor:
- As part of the Advanced Security Package, detects vertical motion of your vehicle and triggers an alarm response if your vehicle or wheels are lifted with a tow truck or a vehicle jack
- May require additional optional equipment
Interior lighting:
- Driver- and passenger-side lighting with delayed entry feature activates when you open any door with controls located in the overhead console
- Dome light
- Map lights in front and second row seat positions
- Cargo light, door handle or Remote Keyless Entry-activated illuminated entry
Interior movement sensor:
- As part of the Advanced Security Package, monitors the vehicle interior
- Activates the alarm when it senses unauthorized entry or movement
- Sounds the horn and flashes the turn signals when someone attempts to open the vehicle without the proper key or remote transmitter
- May require additional optional equipment
Keyless Open:
- With the key fob in your possession, locks and unlocks your vehicle's doors without having to use the key fob, increasing convenience
- Lockout protection helps you avoid locking keys in the vehicle
Leather-wrapped steering wheel:
- 4-spoke steering wheel offers a secure, comfortable grip
- Includes controls for audio, phone, voice recognition and cruise control
Memory settings:
- Recalls 2 driver presets for 8-way power driver seat and outside rearview mirrors
- Also includes memory settings for the power tilt and telescopic steering column on AT4, AT4 Ultimate, Denali and Denali Ultimate
- Press memory button 1 or 2 or exit seat button to program and recall preferences
Overhead assist handles:
- Driver and front passenger, located in headliner
Power 60/40 split-folding third row bench seat:
- Split-folding feature allows each side to fold flat independently
- Operate power from the overhead console or the cargo area
Power door locks:
- Programmable
- Allows you to lock and unlock doors easily whether it's from the driver or front passenger seat or from outside using the key fob
- Lockout protection helps you avoid locking your key fob in the vehicle
Power driver and front passenger massage:
- Helps you stay comfortable and energized, especially during long drives
- Switch the optional massage feature on and off
- Includes massage settings with varying intensities and patterns to help customize the experience
Power tilt and telescoping steering column:
- Allows the driver to adjust the steering wheel up or down, and the steering column forward or back
- Use the driver memory to save and recall memory settings
- Provides extra comfort when entering or exiting the vehicle
Power windows with driver express-up/down:
- Quickly raises or lowers the window with the touch of a button
- If an obstruction is detected, the anti-pinch feature will auto-reverse
Power windows with front passenger express-up/down:
- Quickly raises or lowers the window with the touch of a button
- If an obstruction is detected, the anti-pinch feature will auto-reverse
Power windows with rear express-down:
- Quickly lowers the window with the touch of a button
Power-release second row bucket seats:
- Include a power release that lets you conveniently fold and tumble the seats at the press of a button
- May require additional optional equipment
Power-sliding center console:
- Overhead power switch allows center console to slide back up to 10" to place larger items between the front seats
- When rearward, access to a hidden storage drawer can help keep smaller items secure
- Includes manual sliding armrest
- May require additional optional equipment
Rear Camera Mirror:
- Uses a camera to provide you with the option of using a wide and less obstructed view behind your vehicle while driving instead of a traditional rearview mirror¹
- The feature also allows brightness, vertical tilt and zoom adjustments
- May require additional optional equipment
Rear air conditioning
Rear window defogger:
- Helps to keep your rear view clear of fog or frost
- Utilizes a warming grid to help remove fog or frost from the rear window
Remote Start:
- Start your vehicle remotely and step into a comfortably warmed or cooled vehicle, depending on the weather and your preset preferences
- Locks doors and turns on parking lamps while the engine is running
- The heated or ventilated seats may also be activated, depending on certain weather conditions
Safety Alert Seat:
- Uses left-, right- or both-side driver seat vibration pulses to help you detect and identify the direction of potential crashes¹
- You can also switch to beeping crash avoidance alerts
Smart Trailer Integration Indicator:
- Monitor and control a range of smart trailering features
- May require additional optional equipment
Sport Pedal Cover Kit:
- Designed to enhance the interior appearance of your vehicle
- Brushed, polished metal with raised rubber traction surfaces
- Includes covers for accelerator and brake pedal
Steering column lock:
- Helps prevent theft by allowing the steering wheel to operate only with the proper key fob
Steering-wheel mounted controls:
- Allow the driver to easily operate the Driver Information Center, Adaptive Cruise Control, Forward Collision Alert¹ following gap distance setting and heated steering wheel
Super Cruise^®, advanced driver assistance technology:
- Allows hands-free driving on compatible roads¹
- While you're using the technology, it helps prompt you to pay close attention to the road so you're ready to take control
- Includes 3 years of OnStar One with Super Cruise upgrade²
- May require additional optional equipment
Third row USB ports:
- 2 type-C, charge-only¹
- Located in the outboard seating areas, above the cup holders
Third row all-weather floor liner:
- Protect your vehicle from road debris and the elements
- Contoured to fit the third row
- Feature a custom pattern that collects rain, mud, snow and other debris
- May require additional optional equipment
Tri-zone automatic climate control:
- Automatically maintains the selected temperatures for the driver, front passenger and rear seat passengers
Universal Home Remote:
- Conveniently activates compatible devices such as garage door openers, security systems, and home automation devices from inside your vehicle
Warning tones:
- Include headlamp on, driver and right-front passenger seat belt unfasten and turn signal on
Wireless Phone Charging:
- Uses induction technology for portable electronic devices¹
- Conveniently charge your phone while driving
- Located below the instrument panel

Mechanical

10-speed automatic transmission:
- Electronically controlled with overdrive
- Includes Traction Select System including tow/haul
220-amp alternator
3.23 rear axle ratio
4-wheel antilock disc brakes:
- Help reduce wheel lockup and maintain steering control during hard braking on most slippery surfaces
- Duralife brake rotors have better resistance to corrosion to increase rotor life, minimize brake pulsation, and improve aesthetic appearance
6.2L V8 engine:
- 420 hp @ 5600 rpm
- 460 lb-ft of torque @ 4100 rpm
- Dynamic Fuel Management technology
- Aluminum block, Direct Injection with Variable Valve Timing
- Paired with a 10-speed automatic transmission
7,700 lbs. GVWR:
- When properly equipped; Gross Vehicle Weight Rating (GVWR) includes weight of vehicle, passengers, cargo and equipment
- May require additional optional equipment
Adaptive Air Ride suspension:
- 4-corner suspension replaces coil spring suspension with variable rate springs
- Adjusts the stiffness of its suspension and the pressure for enhanced ride comfort
- Provides selectable and automated ride height options to improve ground clearance, enable improved passenger entry/exit, and improve aerodynamic performance
- Delivers automatic load-leveling
- May require additional optional equipment
Automatic Stop/Start:
- At complete stops, when drivers keep their foot on the brake pedal, and under certain conditions, the engine shuts off
- When drivers remove their foot from the brake, the engine automatically restarts
- Includes disable button with each engine cycle
Automatic Stop/Start disable button
Autotrac^® 2-speed transfer case:
- When in AUTO mode, remains in 2WD mode until the system detects wheel slippage
- Automatically engages 4WD until traction is regained
- Allows driver shift-on-the-fly capability from 2WD to 4WD at any speed
- Provides a neutral position for dinghy/flat towing behind another vehicle
- May require additional optional equipment
Dual-outlet exhaust:
- Dual system with dual rectangular twin polished stainless-steel tips
Electronic Limited-Slip Differential (eLSD):
- Uses vehicle sensors and driver inputs to determine the optimum amount of engagement for driving conditions
- Optimizes torque split between the rear wheels that provide enhanced stability and maximum traction
- May require additional optional equipment
Electronic Precision Shift:
- Steering column-mounted electronic gear shift selector
Engine air filtration monitor
Enhanced Cooling Radiator:
- Helps maintain optimal performance
- May require additional optional equipment
External auxiliary transmission oil cooler:
- Heavy-duty air-to-oil cooler
- Helps prevent transmission overheating
- Helps provides optimal transmission performance even when operating under a heavy load or towing a trailer
External engine oil cooler:
- Heavy-duty air-to-oil cooler
- Helps the engine generate consistent peak performance
- Helps prevent possible engine oil breakdown during high-performance driving or under loads
Heavy-Duty Air Filter:
- Thick construction helps to trap more dirt before it can enter the air intake
Heavy-duty 730 cold-cranking amps battery:
- Maintenance-free with rundown protection and retained accessory power
Integrated trailer brake controller:
- Helps provide measured brake force signaling to electric-controlled trailer brake systems
- Trailer gain and output are displayed in the Driver Information Center
- May require additional optional equipment
Key Card
Keyless Start:
- Uses an integrated key fob sensor instead of a traditional key
- Keep your keys in your purse or pocket to start your vehicle
- With the vehicle in Park or Neutral, press the brake pedal and then press the engine start/stop button to start the engine; the green indicator on the button will illuminate
- Shift to Park and press the engine start/stop button to turn off the engine
Magnetic Ride Control:
- Monitors each wheel independently during your drive, adjusting vertical suspension every millisecond to maintain a smooth ride
- Enhanced ride and handling in a variety of road surface conditions
- Uses electro-magnetism to change the damper fluid's properties (no moving valves)
- Enhances traction and allows more precise steering
Mechanical jack with tools
Performance Front Skid Plate:
- Helps provide underbody protection
Red recovery hooks:
- Two front horizontal frame-mounted¹
Trailering equipment:
- Trailering hitch platform
- 2" trailering receiver
- 7-wire electrical harness and 7-pin connector for connecting your trailer's lights and brakes to your vehicle

Package

Advanced Security Package:
- Door lock and latch shields
- Inclination sensor
- Vehicle interior movement sensor
- Self-powered horn
- Glass break sensors in rear quarter glass and liftgate window
- May require additional optional equipment
Advanced Technology Package:
- Super Cruise driver assistance technology¹
- Rear Camera Mirror²
- Rear Seat Media System
- Advanced Security Package
- Max Trailering Package
- May require additional optional equipment
Floor Liner Package:
- First and second row all-weather floor liners on Elevation, AT4 and AT4 Ultimate
- Premium first and second row all-weather floor liners on Denali and Denali Ultimate
- Third row all-weather floor liner
- All-weather cargo mat
Max Trailering Package:
- Blind Zone Steering Assist with Trailering¹
- Hitch View¹
- Smart Trailer Integration Indicator
- Integrated trailer brake controller
- Extra capacity cooling system with gas engines
- 4WD models also include 2-speed active transfer case and Hill Descent Control on Elevation and Denali
- May require additional optional equipment

Safety-Exterior

IntelliBeam:
- At speeds above 25 mph, can automatically turn vehicle's high beams on and off according to surrounding traffic conditions¹

Safety-Interior

3 Years OnStar One:
- Safety Services, Wi-Fi, and In-Vehicle Apps, all connected by OnStar¹
- Info at OnStar.com/plans
- May require additional optional equipment
7 airbags:
- Frontal airbags for driver and front passenger¹
- Driver inboard seat-mounted side-impact airbag¹
- Seat-mounted side-impact airbags for driver and front passenger¹
- Head-curtain airbags for front and rear outboard seating positions¹
- Includes front outboard Passenger Sensing System for frontal passenger airbag and illuminates a status light that indicates whether the airbag is on or off¹
Blind Zone Steering Assist with Trailering:
- Can alert you and provide a brief, firm turn of the steering wheel when a potential crash is detected with a moving vehicle in a side blind zone that is extended to trailer lengths¹
- May require additional optional equipment
Buckle to Drive:
- Helps remind the driver to buckle their seat belt before driving by preventing the vehicle from being shifted out of PARK temporarily when the driver's seat belt is not buckled
- The feature also reminds the front passenger to buckle up, if equipped
Driver Attention Assist:
- Can provide alerts if it detects you are distracted or drowsy¹
- If severe drowsiness is detected, can prompt you to phone a friend, call OnStar^® or navigate to a nearby place of interest²
- May require additional optional equipment
Enhanced Automatic Parking Assist:
- Can automatically steer, brake, and shift gears to park your vehicle into a detected parallel or perpendicular parking space¹
- Can also help you unpark your vehicle
- You must always be prepared to override the feature and take control
Forward Collision Alert:
- Warns you if it detects a potential collision with a detected vehicle you're following so you can take action¹
- Can also provide a tailgating alert if you're following a vehicle much too closely
Front Pedestrian and Bicyclist Braking:
- At speeds between 5 and 50 mph, can help you avoid or reduce the severity of a collision with a pedestrian or bicyclist it detects directly in front of you¹
- Provides alerts and can automatically provide hard emergency braking or enhance driver's hard braking
- Limited nighttime and low visibility performance
HD Surround Vision:
- Provides selectable digital camera views of the area around your vehicle¹
- Can help you park or avoid vehicles and objects¹
- You can also display a guideline to show where your vehicle is heading¹
Hill Descent Control:
- Uses antilock braking to help provide a smooth, controlled descent
- Helps driver maintain control of the vehicle without depressing the brake pedal
- Activates by pushing a button on the switch bank to the left of the steering wheel
- May require additional optional equipment
Hill Start Assist:
- When you are stopped on an incline, this feature keeps the brakes engaged for a split second as you transition from brake pedal to gas pedal
- Automatically releases once you press down on the accelerator
- Prevent vehicle roll-back while the driver moves his/her foot from the brake to the accelerator pedal
Hitch Guidance:
- When in Reverse, displays a centered guideline on the Rear Vision Camera view¹
- Can help you line up the hitch to your trailer
- When driving, lets you check the trailer using Rear Vision Camera view
Hitch View:
- Shows a close-up view of the trailer hitch¹
- In Reverse, the view can be used to line up your hitch to your trailer
- When driving, the view can be used to check your trailer hitch
- Shifting to Park automatically engages the Electric Parking Brake (if equipped)
- May require additional optional equipment
Interior Camera:
- Requires a future software update
LATCH System:
- Lower Anchors and Tethers for CHildren system helps make it easy to install and secure a compatible child restraint seat
OnStar Basics:
- Drive confidently with core OnStar services including¹
OnStar^® services capable:
- See onstar.com for details and limitations. Services vary by model. Service plan required.
Rear Cross Traffic Braking:
- When in Reverse, alerts you or automatically provides hard emergency braking to prevent a collision with detected vehicles crossing behind you¹
Rear Pedestrian Alert:
- When you're in Reverse, alerts you to detected pedestrians directly behind your vehicle¹
- Limited nighttime and low visibility performance
Rear Seat Reminder:
- Helps to remind the driver to check the back seat(s) before leaving the vehicle¹
- Activates when rear doors are opened and closed up to 10 minutes before or anytime while your vehicle is on
- Under certain conditions, once the vehicle is switched off, designed to sound audible chimes and display a visual message within the driver display
- Activates only once each time the vehicle is turned on and off, and would require re-activation on a second trip
Rear child security door locks:
- When activated, prevents passengers from opening the rear doors from inside the vehicle
Reverse Automatic Braking:
- Alerts you and/or automatically provides hard emergency braking when in Reverse¹
- Can help avoid collisions with detected vehicles and objects directly behind you
Side Bicyclist Alert:
- Alerts you to a detected bicyclist that is approaching a side blind zone¹
- During a brief time after parking, the feature can alert you when a detected bicyclist is approaching so you don't open your door
Teen Driver:
- Helps encourage safe driving habits for teens by providing an in-vehicle report card¹
- Activates certain safety systems, if equipped, when a Teen Driver-designated key fob is used
- Mutes the radio until the front-seat occupants fasten their seat belts
Tire Pressure Monitoring System:
- Monitors the pressure in each tire and alerts you if there is a low-pressure condition in one or more of the tires¹
- Includes Tire Fill Alert¹
Traffic Sign Recognition:
- Can display detected speed limit signs in your instrument cluster¹
- Can also chime when you may be speeding, or a new speed limit sign is detected

Safety-Mechanical

Enhanced Automatic Emergency Braking:
- Can help you avoid or reduce the severity of collisions with a detected vehicle you're following¹
- Radar and camera technology are used to automatically provide hard emergency braking or enhance the driver's hard braking
- Works at speeds above 2 mph
Intersection Automatic Emergency Braking:
- Can help you avoid or reduce the severity of an intersection collision with a detected cross-traffic vehicle¹
- Can automatically provide hard emergency braking or enhance your hard braking
StabiliTrak, electronic stability control system with traction control:
- Automatically helps enhance control, particularly during emergency maneuvers, by adjusting the brakes and engine torque to help you stay on your intended path
- Activates when vehicle sensors detect a difference between the driver's intended path and the direction the vehicle is actually travelling
- Includes Traction Control that detects wheel slippage and applies brake pressure and/or reduces engine power to help the driver maintain control when accelerating on wet or snow-covered roads
- Includes Brake Assist that senses how hard and fast a driver hits the brake pedal and gives extra braking assistance, if required
Trailer sway control:
- Helps prevent trailer sway by monitoring driver steering input and then automatically applying the trailer brakes

In a class by itself! Check out this 2026!

A comfortable ride in a go-anywhere vehicle! This model accommodates 7 passengers comfortably, and provides features such as: a built-in garage door transmitter, lane departure warning, and power windows.

You will have a pleasant shopping experience that is fun, informative, and never high pressured. Please don't hesitate to give us a call.

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Labadie Buick GMC is dedicated to your satisfaction before, during, and after your purchase. We'll go the extra mile to take care of you.

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2026 GMC Yukon XL AT4 Ultimate

The overview

The full specifications

Warranty

Seats and Trim

Powertrain

Specs and Dimensions

Entertainment

Exterior

Installed Equipment

Interior

Mechanical

Package

Safety-Exterior

Safety-Interior

Safety-Mechanical

Notes from the dealer

Peace of mind

A name you can trust

KBB.com Consumer Reviews

Rattles

Pricey but worth it

This is my third GMC and by far the best!

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2026 GMC Yukon XL AT4 Ultimate

The overview

The full specifications

Warranty

Seats and Trim

Powertrain

Specs and Dimensions

Entertainment

Exterior

Installed Equipment

Interior

Mechanical

Package

Safety-Exterior

Safety-Interior

Safety-Mechanical

Notes from the dealer

Peace of mind

A name you can trust

KBB.com Consumer Reviews

Rattles

Pricey but worth it

This is my third GMC and by far the best!