NHTSA Complaint #11530647 — 2014 CADILLAC CTS

The contact owns a 2014 Cadillac CTS. The contact stated that while driving at various speeds, an abnormally loud grinding sound was coming from the rear end of the vehicle. The vehicle was initially taken to an independent mechanic and the contact was informed of a fault with the rear differential. The mechanic referred the contact to the dealer for assistance. Once at the dealer, it was confirmed that the rear differential had experienced internal grinding and needed to be replaced. The manufacturer was notified of the failure. The vehicle was not repaired. The failure mileage was approximately 50,000.