One problem related to battery propulsion system has been reported for the 2008 GMC Yukon. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2008 GMC Yukon based on all problems reported for the 2008 Yukon.
2008 GMC Yukon denali experienced complete system shutdown to include instant loss of all electrical, propulsion, braking, and steering systems on 3 separate occasions, one in which the vehicle was traveling 35 miles an hour and twice at 60. Went into shop 3 times before fixed. My wife, who was driving on all 3 occasions, refuses to ever drive it again.