One problem related to brake hoses, lines/piping, and fittings has been reported for the 2007 GMC Yukon. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2007 GMC Yukon based on all problems reported for the 2007 Yukon.
Brake line rusted, caused traffic accident at 30 mph. Breaks were serviced last year.