The contact owns a 2021 Kia Sorento. The contact stated that intermittently, the transmission was slipping. Additionally, the vehicle failed to go into Standard Mode. While driving, the vehicle lost motive power while driving at 15 MPH. The check engine warning light was illuminated. There was an âS❠symbol displayed. The vehicle was taken to the local dealer, where it was diagnosed and determined that the system needed to be reset. The vehicle was repaired, but the failure recurred. The vehicle was taken back to the local dealer, where it was diagnosed that the sensor or wheel speed sensor needed to be replaced. The vehicle was not repaired. The manufacturer was contacted. The failure mileage was approximately 30,000.