GMC 2010 GMC Yukon XL 1500 SLT 2010 GMC Yukon XL 1500 SLT SPECIFICATIONS, PRICE & IMAGES Fuel Type: E85 Flex Fuel Exterior Color: Black City MPG: 15 Highway MPG: 21 Drivetrain: RWD Transmission: 6-Speed Automatic Engine: 5.3L V8 16V MPFI OHV Flexible Fuel Car Features Hot Car Deals! 2020 Porsche Macan S 2016 Mercedes-Benz GLE 350 4MATIC 2011 Mercedes-Benz E 350 2016 Hyundai Tucson Sport 2019 Lexus RX 350L Premium 2016 BMW 340 i 2018 Chevrolet Express 2500 Work Van 2014 Chevrolet Silverado 1500 LT