One problem related to sun roof has been reported for the 2014 Mercedes Benz GL450. The most recently reported issues are listed below.
Tl the contact owns a 2014 mercedes-benz Gl450. While operating the vehicle, several messages displayed regarding the parking brake release, transmission, and the vehicle being inoperable. Also, several electrical features malfunctioned. The vehicle was towed to world wide motors inc. (3900 east 96th st, indianapolis, in) where it was diagnosed that the main vehicle wire harness was damaged due to water that drained from the sun roof into the panels of the vehicle. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was 57,000.