General Motors LLC (GM) is recalling certain model year 2013-2016 Cadillac ATS sedan vehicles manufactured April 23, 2012, to September 2, 2015. In the affected vehicles, the coil antenna module that powers the rear defogger system may generate excessive heat due to excessive cycling or continuous operation.
GM will notify owners, and dealers will update the Electronic Climate Control module to remove the automatic rear defogger "on" function, free of charge. The recall began on October 16, 2015. Owners may contact Cadillac customer service at 1-800-458-8006. GM's number for this recall is 15299.