http://VacavilleGMC.com 866-593-1568 With standard V8 power and a burly frame, the 2013 GMC Yukon is ready for hard work, whether that's transporting up to nine passengers or towing up to 8,500 pounds. Thanks to a reasonably composed ride on the highway and a handsome, welcoming cabin, the GMC Yukon stands as one of the top picks among the dwindling number of truck-based SUVs.