2026 GMC Yukon XL AT4 4D Sport Utility 4WD 10-Speed Automatic with Overdrive EcoTec3 6.2L V8 Onyx Black Advanced Security Package (Glass Breakage Sensor, Theft-Deterrent Alarm System, Vehicle Inclination Sensor, and Vehicle Interior Movement Sensor), AT4 Premium Package (Dual-Pane Panoramic Power Sunroof and Power-Retractable Assist Steps), AT4 Premium Plus Package (Not Equipped with Bluetooth Headphones and Rear Seat Media System), Enhanced Trailering Technology Package (Trailer Camera Provisions, Trailering Assist Guidelines, and Wired Auxiliary Trailer Camera), Floor Liner Package (1st and 2nd Rows All-Weather Floor Liners, 3rd Row All-Weather Floor Liners, and All-Weather Cargo Mat), Max Trailering Package (Blind Zone Steering Assist with Trailering, Extra Capacity Cooling System, Hitch View, Integrated Trailer Brake Controller, and Smart Trailer Integration Indicator), Preferred Equipment Group 4SB (4-Way Power Driver Lumbar Seat Adjuster, 4-Way Power Front Passenger Lumbar Seat Adjuster, AutoSense Hands-Free Power Liftgate, Black Roof-Mounted Luggage Rack Side Rails, Body-Color Door Handles, Bright Front and Rear Door Sill Plates, Dual Exhaust System, Front High-Approach Angle Fascia, Heavy-Duty Air Filter, Hill Descent Control, Magnetic Ride Control Suspension, Perforated Heated and Ventilated Driver and Front Passenger Seats, Power Tilt and Telescopic Steering Column, Red Horizontal-Mounted Recovery Hooks, and Wheels: 20" x 9" Machined and Painted), Premium Capability Package with Active Response 4WD (Air Ride Adaptive Suspension and Electronic Limited Slip Differential (ELSD)), Technology Package (15" Diagonal Multi-Color Head-Up Display, Floor Console, Inside Rearview Auo-Dimming Rear Camera Mirror, and Power Release 2nd Row Bucket Seats), 4WD, 10 Speakers, 3.23 Rear Axle Ratio, 3rd row seats: split-bench, 4-Wheel Disc Brakes, ABS brakes, Adaptive suspension, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM with 360L, Apple CarPlay/Android Auto, Audio memory, Auto High-beam Headlights, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Auto-leveling suspension, Automatic temperature control, Bose 10-Speaker Surround with CenterPoint, Brake assist, Bumpers: body-color, Compass, Delay-off headlights, Driver Attention Assist, Driver door bin, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electronic Stability Control, Emergency communication system: OnStar and GMC connected services capable, Exterior Parking Camera Rear, Four wheel independent suspension, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front reading lights, Fully automatic headlights, Garage door transmitter, Heated door mirrors, Heated Driver and Front Passenger Seats, Heated front seats, Heated rear seats, Heated steering wheel, Illuminated entry, Low tire pressure warning, Memory seat, Navigation system: GMC Connected Navigation, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perforated Leather Seating Surfaces, Power door mirrors, Power driver seat, Power Liftgate, Power passenger seat, Power steering, Power windows, Radio: 16.8" Diagonal Premium GMC Infotainment System, Rain sensing wipers, Rear air conditioning, Rear anti-roll bar, Rear reading lights, Rear seat center armrest, Rear window defroster, Rear window wiper, Remote keyless entry, Security system, SiriusXM with 360L, Speed control, Speed-sensing steering, Split folding rear seat, Spoiler, Steering wheel memory, Steering wheel mounted audio controls, Super Cruise, Tachometer, Telescoping steering wheel, Tilt steering wheel, Traction control, Trip computer, Turn signal indicator mirrors, Variably intermittent wipers, Ventilated front seats, Voltmeter, and Wheel Locks (set of 4) 4WD, 10 Speakers, 15" Diagonal Multi-Color Head-Up Display, 1st and 2nd Rows All-Weather Floor Liners, 3.23 Rear