Mark Allen Buick GMC is proud to offer this gorgeous-looking 2026 GMC Yukon XL in Sterling Metallic This vehicle has passed our comprehensive inspection and comes with the following features; Elevation 2026 Sterling Metallic GMC Yukon XL 4D Sport Utility 4WD EcoTec3 5.3L V8 14/19 City/Highway MPG 4WD. Visit Our Team at Mark Allen Buick GMC To Get Started! Just 15 minutes north of Tulsa, near Collinsville, Skiatook Owasso & Oolagah. When you stop by our showroom, you'll get to speak with our team of professionals who are ready to guide you through every aspect of buying or owning a Buick, GMC model. Now that you know everything that we can do for you, come in and speak with us about what you need for your Buick Envision, Enclave, GMC Sierra 1500, Savana Cutaway 3500 and Acadia. Call 918-446-9696 or visit us at www.markallen-buick-gmc.com. Awards: * Car and Driver 10 Best Trucks and SUVs Car and Driver Editors' Choice Car and Driver, January 2017.