Mocha Steel Metallic 2013 GMC Yukon XL SLT 1500 4WD 6-Speed Automatic HD Electronic with Overdrive Vortec 5.3L V8 SFI Flex Fuel 4WD. Odometer is 32617 miles below market average! Reviews: * If you regularly need to carry eight or nine people and their gear and dont want... via EveryCarListed.com