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2026 GMC Yukon XL AT4 Sport Utility Vehicle

AT4, 10-SPEED AUTOMATIC, 1GKS2HKLXTR254022
Stock Z862579
Dealer Sheehy GMC of Hagerstown

* MSRP includes freight

Call For Price
8 Cyl
10-SPEED AUTOMATIC
1GKS2HKLXTR254022
Sterling Metallic
Forest Storm with Mahogany Accents Interior
14/18 mpg

ABOUT THIS VEHICLE

This 2026 GMC Yukon XL AT4 at Sheehy GMC of Hagerstown, has a Sterling Metallic exterior over a Forest Storm with Mahogany Accents interior.

WHY THIS VEHICLE?

Premium Capability Package with Active Response 4WD

  • Air Ride Adaptive Suspension
  • Electronic Limited Slip Differential (eLSD)

Max Trailering Package

  • Integrated Trailer Brake Controller
  • Hitch View
  • Smart Trailer Integration Indicator
  • Blind Zone Steering Assist with Trailering
  • Extra Capacity Cooling System

AT4 PREMIUM PACKAGE

  • Power-Retractable Assist Steps
  • Dual-Pane Panoramic Power Sunroof

AT4 Premium Plus Package ($8,845 value)

  • "REAR SEAT MEDIA SYSTEM, INCLUDES DUAL REAR SEAT-MOUNTED 12.6" DIAGONAL COLOR-TOUCH LCD HD SCREENS"

Advanced Security Package

  • Theft-Deterrent Alarm System
  • Vehicle Inclination Sensor
  • SENSOR, INTERIOR VEHICLE MOVEMENT
  • Glass Breakage Sensor

Enhanced Trailering Technology Package

  • Trailering Assist Guidelines
  • REAR VISION TRAILER CAMERA
  • Wired Auxiliary Trailer Camera

Technology Package

  • Power Release 2nd Row Bucket Seats
  • POWER SLIDING CENTER CONSOLE
  • Inside Rearview Auo-Dimming Rear Camera Mirror
  • "15" HEAD-UP DISPLAY"

Preferred Equipment Group 4SB

  • 4-Way Power Driver Lumbar Seat Adjuster
  • 4-Way Power Front Passenger Lumbar Seat Adjuster
  • Bright Front and Rear Door Sill Plates
  • DOOR HANDLES, BODY-COLOR
  • Hill Descent Control
  • AIR CLEANER, HIGH CAPACITY
  • HEATED AND VENTED DRIVER & FRONT PASSENGER SEATS
  • Dual Exhaust System
  • Power Tilt and Telescopic Steering Column
  • 2-Speed Electronic Autotrac Active Transfer Case
  • 275/60R20SL AT BW Tires
  • 20" X 9" Machined and Painted Wheels
  • Front Skid Plate
  • AUTOSENSE POWER LIFTGATE
  • RED RECOVERY HOOKS
  • LUGGAGE RACK SIDE RAILS
  • Front High-Approach Angle Fascia
  • SUSPENSION PACKAGE, MAGNETIC RIDE CONTROL

Floor Liner Package ($495 value)

  • All-Weather Cargo Mat
  • ALL WEATHER FLOOR LINERS, 1ST AND 2ND ROWS (DEALER INSTALLED)
  • ALL-WEATHER FLOOR LINERS 3RD ROWS (DEALER INSTALLED)

Convenience

  • The cruise control accesses camera, radar and/or GPS satellite data, to automatically determine if it should slow for a curve in the road ahead.
  • If the vehicle detects prolonged driver unresponsiveness it will automatically bring the vehicle to a stop and turn on the hazard lights. If equipped, emergency services will be contacted.

Safety and Security

  • A system of this type allows the driver to travel for extended periods of time without providing steering input to the vehicle, however they must be ready to resume control of the vehicle at any point.
  • Super Cruise hands-on cruise control with lane change
  • The vehicle is equipped with a system that senses, and then prepares, the vehicle and/or occupants, for an impending forward collision.
  • The vehicle constantly monitors the roadway in front of the vehicle and identifies and tracks pedestrians on an interior display. If the system determines a likely impact, it will automatically take preventative steps to avoid hitting the pedestrian.

Technology and Telematics

  • Apple CarPlay/Android Auto smart device wireless mirroring

EMISSIONS, COLORADO, CONNECTICUT, DELAWARE, MAINE, MARYLAND, MASSACHUSETTS, MINNESOTA, NEVADA, NEW JERSEY, NEW MEXICO, NEW YORK, OREGON, PENNSYLVANIA, RHODE ISLAND, VERMONT AND WASHINGTON STATE REQUIREMENTS, ENGINE, 6.2L ECOTEC3 V8, TRANSMISSION, 10-SPEED AUTOMATIC, REAR AXLE, 3.23 RATIO, WHEELS, 20" X 9" (50.8 CM X 22.9 CM) MACHINED AND PAINTED CARBON FLASH METALLIC, STERLING METALLIC, SEATS, FRONT BUCKET, FOREST STORM WITH MAHOGANY ACCENTS, PERFORATED LEATHER SEATING SURFACES, AUDIO SYSTEM, 16.8" DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM, AT4 PREMIUM PLUS PACKAGE, AT4 PREMIUM PACKAGE, TECHNOLOGY PACKAGE, PREMIUM CAPABILITY PACKAGE WITH ACTIVE RESPONSE 4WD, LPO, FLOOR LINER PACKAGE, ENHANCED TRAILERING TECHNOLOGY PACKAGE, MAX TRAILERING PACKAGE, ADVANCED SECURITY PACKAGE, DIFFERENTIAL, ELECTRONIC LIMITED-SLIP (ELSD), TRAILER BRAKE CONTROLLER, INTEGRATED, COOLING SYSTEM, EXTRA CAPACITY, SUSPENSION, AIR RIDE ADAPTIVE, SUNROOF, POWER PANORAMIC, DUAL-PANE, TILT-SLIDING, ASSIST STEPS, POWER-RETRACTABLE WITH PERIMETER LIGHTING, LICENSE PLATE FRONT MOUNTING PACKAGE, REAR SEAT MEDIA SYSTEM, SEATS, SECOND ROW BUCKET, POWER RELEASE, CONSOLE, FLOOR, POWER-SLIDING CENTER, LPO, ALL-WEATHER FLOOR LINERS, 1ST AND 2ND ROWS, LPO, ALL-WEATHER FLOOR LINERS, 3RD ROW, HEAD-UP DISPLAY, 15" DIAGONAL MULTI-COLOR, SMART TRAILER INTEGRATION INDICATOR, SENSOR, VEHICLE INCLINATION, SENSOR, VEHICLE INTERIOR MOVEMENT, SENSOR, GLASS BREAKAGE, SUPER CRUISE, THEFT-DETERRENT ALARM SYSTEM, CONTENT THEFT ALARM, REAR CAMERA MIRROR, INSIDE REARVIEW AUTO-DIMMING, LPO, ALL-WEATHER CARGO MAT, 3 YEARS ONSTAR ONE, TRAILER CAMERA PROVISIONS, HITCH VIEW, BLIND ZONE STEERING ASSIST WITH TRAILERING, DRIVER ATTENTION ASSIST, TRAILERING ASSIST GUIDELINES

DETAILS

Stock
 Z862579
VIN
 1GKS2HKLXTR254022
Dealer
 Sheehy GMC of Hagerstown
Type
 New
Year
 2026
Make
 GMC
Model
 Yukon XL
Certified
 No
Trim
 AT4
Body
 Sport Utility Vehicle
Body Style
 Sport Utility Vehicle
Transmission
 10-SPEED AUTOMATIC
Cylinders
 8
Drivetrain
 Four Wheel Drive
Fuel Type
 Gasoline Fuel
Exterior Color
 Sterling Metallic
Interior Color
 Forest Storm with Mahogany Accents
EPA City
 14
EPA Highway
 18
Portions of the data provided are © 2026 Autodata, Inc. dba ChromeData

EQUIPMENT DETAIL

Generic
  • 4-wheel drive
  • Active aero shutters, upper
  • Air filter, heavy-duty
  • Air filter, pollutant and fine dust
  • Airbags, Frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Driver inboard seat-mounted side-impact airbag; Head-curtain airbags for all rows in outboard seating positions (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
  • Alternator, 220 amps (Standard with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine only.)
  • Assist handles, front passenger A-pillar and second row outboard B-pillar
  • Assist handles, overhead, driver and front passenger located in headliner
  • Audio system feature, Bose 10-speaker Surround with CenterPoint
  • Automatic Stop/Start
  • AutoSense Power Liftgate hands-free, presence detection
  • Battery, 730 cold-cranking amps (Standard with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine only.)
  • Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
  • Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use, can be turned on and off in Settings or Teen Driver menu
  • Console, floor with storage area, cup holders (Replaced with (DCH) power-sliding center console when (CWM) Technology Package is ordered.)
  • Cooling, auxiliary external transmission oil cooler, heavy-duty air-to-oil
  • Cooling, external engine oil cooler, heavy-duty air-to-oil integral to driver side of radiator (Deleted when (LZ0) Duramax 3.0L Turbo-Diesel engine is ordered.)
  • Defogger, rear-window electric
  • Display, automatic occupant sensing
  • Door handles, body-color
  • Door locks, rear child security, manual
  • Driver Information Center, 11" diagonal multi-color digital high-contrast display with local backlight dimming
  • Electronic Precision Shift
  • Engine air filtration monitor
  • Engine control, stop/start system disable button, non-latching
  • Enhanced Automatic Parking Assist includes semi-automatic steering, applying limited braking, as well as shifting gears into a detected parallel or perpendicular parking space
  • Exhaust, dual system with dual twin polished stainless-steel tips
  • Fascia, front high-approach angle
  • Floor covering, color-keyed carpeting
  • Fog lamps, front LED
  • Front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
  • Front Pedestrian and Bicyclist Braking
  • Fuel, gasoline, E15 (Standard with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine only.)
  • Glass, acoustic, laminated windshield
  • Glass, deep-tinted
  • Glass, driver and front passenger laminated front door window
  • Glass, windshield shade band
  • GVWR, 7700 lbs. (3493 kg)
  • Headlamps, LED, with LED Daytime Running Lamps includes enhanced animation
  • Hill Descent Control
  • Hill start assist
  • Hitch Guidance
  • IntelliBeam, automatic high beam on/off
  • Interior Camera (Enables Cabin Glance View and Interior Security Recording View.)
  • Keyless Start, push-button
  • LATCH system (Lower Anchors and Tethers for CHildren), for child safety seats lower anchors and top tethers located in all second row seating positions, top tethers located in third row seating positions
  • Lighting, interior with dome light driver- and passenger-side door switch with delayed entry feature, cargo lights, door handle or Remote Keyless Entry-activated illuminated entry and map lights in front and second seat positions
  • Mechanical jack with tools
  • Memory settings recalls 2 "driver" presets for power driver seat and outside rearview mirrors (Also includes memory settings for the power tilt and telescopic steering column.)
  • Mirror caps, painted (Gloss Black.)
  • Mirrors, outside heated power-adjustable, power-folding driver-side auto-dimming, integrated turn signal indicators and puddle lighting
  • Power outlets, 2, 120-volt located on the rear of the center console and rear cargo area
  • Rear axle, 3.23 ratio
  • Rear Camera Washer
  • Rear Cross Traffic Braking
  • Rear Pedestrian Alert
  • Rear seat reminder
  • Recovery hooks, Red, horizontal-mounted
  • Remote start
  • Reverse Automatic Braking
  • Safety Alert Seat
  • Seat adjuster, driver 4-way power lumbar
  • Seat adjuster, driver 8-way power
  • Seats, heated second row, outboard positions
  • Side Bicyclist Alert
  • Sill plates, bright, front and rear doors (AT4/AT4 Ultimate-specific with logo.)
  • Skid plate, front
  • Steering column lock, electrical
  • Steering column, power tilt and telescopic
  • Steering wheel, wrapped
  • Steering, power,
  • Suspension, front coil-over-shock with stabilizer bar
  • Suspension, rear multi-link with coil springs
  • Tail lamps, LED includes animated lighting
  • Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
  • Tire carrier, lockable outside spare winch-type mounted under frame at rear
  • Tire Pressure Monitoring System, auto learn includes Tire Fill Alert (does not apply to spare tire)
  • Tires, 275/60R20SL all-terrain, blackwall
  • Traffic Sign Recognition
  • Trailer sway control
  • Trailering equipment, heavy-duty includes trailering hitch platform, 7-wire harness with independent fused trailering circuits mated to a 7-way connector and 2" trailering receiver
  • Transfer case, active, 2-speed electronic Autotrac with rotary controls, includes neutral position for dinghy towing
  • Universal Home Remote includes garage door opener, programmable
  • USB ports, 2 type-C, charge-only, located in third row
  • Visors, driver and front passenger illuminated vanity mirrors
  • Warning tones headlamp on, driver and right-front passenger seat belt unfasten and turn signal on
  • Wiper, rear intermittent
  • Wipers, front intermittent, Rainsense
  • Wireless Phone Charging, for portable devices
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Options
  • 3 YEARS ONSTAR ONE
  • ADVANCED SECURITY PACKAGE
  • ASSIST STEPS POWER-RETRACTABLE WITH PERIMETER LIGHTING
  • AT4 PREMIUM PACKAGE
  • AT4 PREMIUM PLUS PACKAGE
  • AUDIO SYSTEM 16.8" DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM
  • BLIND ZONE STEERING ASSIST WITH TRAILERING
  • CONSOLE FLOOR POWER-SLIDING CENTER
  • COOLING SYSTEM EXTRA CAPACITY
  • DIFFERENTIAL ELECTRONIC LIMITED-SLIP (ELSD)
  • DRIVER ATTENTION ASSIST
  • EMISSIONS COLORADO CONNECTICUT DELAWARE MAINE MARYLAND MASSACHUSETTS MINNESOTA NEVADA NEW JERSEY NEW MEXICO NEW YORK OREGON PENNSYLVANIA RHODE ISLAND VERMONT AND WASHINGTON STATE REQUIREMENTS
  • ENGINE 6.2L ECOTEC3 V8
  • ENHANCED TRAILERING TECHNOLOGY PACKAGE
  • FOREST STORM WITH MAHOGANY ACCENTS PERFORATED LEATHER SEATING SURFACES
  • HEAD-UP DISPLAY 15" DIAGONAL MULTI-COLOR
  • HITCH VIEW
  • LICENSE PLATE FRONT MOUNTING PACKAGE
  • LPO ALL-WEATHER CARGO MAT
  • LPO ALL-WEATHER FLOOR LINERS 1ST AND 2ND ROWS
  • LPO ALL-WEATHER FLOOR LINERS 3RD ROW
  • LPO FLOOR LINER PACKAGE
  • MAX TRAILERING PACKAGE
  • PREMIUM CAPABILITY PACKAGE WITH ACTIVE RESPONSE 4WD
  • REAR AXLE 3.23 RATIO
  • REAR CAMERA MIRROR INSIDE REARVIEW AUTO-DIMMING
  • REAR SEAT MEDIA SYSTEM
  • SEATS FRONT BUCKET
  • SEATS SECOND ROW BUCKET POWER RELEASE
  • SENSOR GLASS BREAKAGE
  • SENSOR VEHICLE INCLINATION
  • SENSOR VEHICLE INTERIOR MOVEMENT
  • SMART TRAILER INTEGRATION INDICATOR
  • STERLING METALLIC
  • SUNROOF POWER PANORAMIC DUAL-PANE TILT-SLIDING
  • SUPER CRUISE
  • SUSPENSION AIR RIDE ADAPTIVE
  • TECHNOLOGY PACKAGE
  • THEFT-DETERRENT ALARM SYSTEM CONTENT THEFT ALARM
  • TRAILER BRAKE CONTROLLER INTEGRATED
  • TRAILER CAMERA PROVISIONS
  • TRAILERING ASSIST GUIDELINES
  • TRANSMISSION 10-SPEED AUTOMATIC
  • WHEELS 20" X 9" (50.8 CM X 22.9 CM) MACHINED AND PAINTED CARBON FLASH METALLIC
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We keep it Easy at Sheehy with straightforward online pricing. We do not add additional reconditioning or certification fees to our posted online pricing; a majority of our competitors will add these fees to their prices. We mention this as a courtesy to help you get accurate price quotes and avoid surprises while researching your new or used vehicle. Price plus taxes and tags. ( Processing fee is included in our Selling Price. )  Additional fees may apply to new vehicles transferred from other locations. A $100 transfer fee will be added to the price of all used vehicles transferred in from other locations. An additional $100 will be applied to vehicles transferred over 50 miles. Sheehy Value pre-owned vehicles are NON-transferable. While every reasonable effort is made to ensure the accuracy of this information, we are not responsible for any errors or omissions contained on these pages. Please verify any information in question with Sheehy Auto Stores before purchase. All vehicles are subject to prior sale. Quoted price available on in-stock units only.  Financing is subject to approved credit through a designated lender. Some manufacturer rebates are not compatible with manufacturer finance offers. Manufacturer Rebates and incentives are valid during the time period set by the manufacturer and are subject to change without notice. Additional manufacturer rebates and incentives may apply to those who qualify and may lower the sales price. Home/office vehicle delivery up to 100 miles. See dealer for details. 

Wholesale to Public: Sheehy Auto Stores Wholesale to the Public offers affordable transportation solutions. Wholesale to Public vehicles have undergone the Virginia State Safety inspection only. You are entitled to a test drive and a pre-purchase inspection by your own mechanic. Wholesale to Public vehicles are likely to have mechanical and or cosmetic defects. Financing is available on approved credit; a down payment may be required. Wholesale to Public vehicles are sold strictly “AS IS”. Wholesale to Public vehicles are likely to have multiple and/or cosmetic defects. The term “AS IS” means that there is NO expressed or implied warranty. There is no return policy for Wholesale to Public vehicles. - NOT TRANSFERABLE.

*These estimates reflect new EPA methods beginning with 2008 models. Your actual mileage will vary depending on how you drive and maintain your vehicle. Actual mileage will vary with options, driving conditions, driving habits, and vehicle conditions. Mileage estimates may be derived from the previous year's model.