The contact owns a 2015 Ford Escape. The contact stated while starting the vehicle, while driving or while reversing from a complete stop, the vehicle made an abnormally loud whining sound. Additionally, the contact stated while accelerating from a complete stop, the vehicle temporarily responded as needed. The contact stated that the vehicle then jerked, lost motive power, and failed to exceed 2-3 MPH. The malfunction warning light and the check engine warning light were illuminated. Additionally, the contact stated that the message ‘Passenger Air Bag Off’ was displayed while the front passenger’s seat was occupied. The contact stated that the failure recurred while her son was test-driving the vehicle. The contact’s son was able to check the transmission fluid level and confirmed that no issue was found. The dealer was notified of the failure. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 118,000.