New 2026 GMC Yukon XL AT4 Ultimate With Navigation & 4WD

Call us at 512-954-9290

The 2026 GMC Yukon XL AT4 Ultimate combines capability, luxury, and advanced technology in a full-size SUV designed for those who demand more from their vehicles. Finished in Green with AT4 Ultimate trim designation, this model stands ready to serve as both a commanding presence on the road and a refined sanctuary for up to eight passengers.

- Bose 18-Speaker Surround with Centerpoint
- Super Cruise semi-autonomous driving technology
- Rear Seat Media System with 8" Diagonal Touchscreen Climate Control
- Air Ride Adaptive Suspension with Magnetic Ride Control
- Advanced Technology Package and Premium Capability Package with Active Response 4WD
- Max Trailering Package with Integrated Trailer Brake Controller and Smart Trailer Integration Indicator
- Dual-Pane Panoramic Power Sunroof
- Heated and Ventilated Perforated Leather Driver and Front Passenger Seats with Power Massage Function
- 16.8" Diagonal Premium GMC Infotainment System with Navigation and Apple CarPlay/Android Auto
- Advanced Security Package with Theft-Deterrent Alarm System and Glass Breakage Sensor
- 15" Diagonal Multi-Color Head-Up Display
- Power-Retractable Assist Steps and AutoSense Hands-Free Power Liftgate
- 20" Machined and Painted Wheels
- Hill Descent Control and Electronic Limited Slip Differential (ELSD)
- Blind Zone Steering Assist with Trailering

The EcoTec3 6.2L V8 engine delivers the power expected from an AT4 Ultimate, paired with a 10-Speed Automatic transmission and all-wheel drive capability. The engine achieves 14 city MPG and 18 highway MPG, balancing performance with efficiency. Premium comfort features include 4-Way Power Driver Lumbar Seat Adjusters, Driver 2-Way Power Upper Shoulder, and corresponding passenger-side controls, all wrapped in full grain leather appointments.

Technology integration extends throughout the cabin with the GMC Connected Navigation system, SiriusXM with 360L satellite radio, and OnStar with three years of complimentary service included. The 16.8" infotainment display responds to both voice commands and touch input, while rear occupants enjoy their own Rear Seat Media System for entertainment during extended journeys.

Handling and safety work seamlessly together through the combination of Magnetic Ride Control Suspension, Hill Descent Control, and Electronic Stability Control. The vehicle features Electronic Limited Slip Differential for improved traction, while the Advanced Response 4WD system adapts to road conditions automatically. For those who tow, the Max Trailering Package provides an Integrated Trailer Brake Controller, Hitch View camera integration, and Smart Trailer Integration Indicator for added confidence on the road.

Interior design prioritizes passenger accommodation with power release second row bucket seats and split-folding third row seating. Dual front zone automatic climate control, rear air conditioning, and rear window defroster ensure comfort for all occupants. Power windows, heated steering wheel, and panoramic sunroof enhance the ownership experience, while practical features like the garage door transmitter and compass add daily convenience.

The AT4 Ultimate designation reflects serious capability paired with genuine luxury. Every system, from the suspension to the technology integration, serves the owner who refuses to compromise on either front. Your visit to our showroom will confirm what this vehicle offers: a full-size SUV that delivers on its purpose.

Call us at 512-954-9290