One problem related to tail light switch has been reported for the 2010 Mercedes Benz GLK. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2010 Mercedes Benz GLK based on all problems reported for the 2010 GLK.
Failure of left tail light. Recall on 2008-2011 c350 vehicles for tail light ground wire problem but recall not on Glk350's.