The contact owns a 2023 Jeep Grand Cherokee. The contact stated that while driving at various speeds, the automatic emergency braking was activated, and the vehicle came to an abrupt stop. The contact stated that the brake light remained illuminated during the failure. The contact was almost involved in a crash during the failure. The vehicle was taken to a local dealer to be diagnosed. The contact was informed that additional diagnostic tests were needed to determine the cause of the failure. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 14,000.