The contact owns a 2019 Ford F-150. The contact stated while driving 5 MPH from a stop sign, the vehicle failed to shift out of third gear. The contact stated that the transmission was shifting hard. The WRENCH symbol was illuminated. The vehicle was taken to a transmission center and diagnosed with internal friction element failure. The contact was informed that the transmission needed to be rebuilt. The vehicle was not repaired. The contact called the local dealer and was referred to the manufacturer for assistance. The vehicle was not diagnosed or repaired. The manufacturer was contacted and referred the contact to the NHTSA Hotline for assistance. The failure mileage was approximately 49,000.