The contact owns a 2024 Hyundai Niro Hybrid. The contact stated that while at a stop light the warning message "transmission overheating" had displayed and the vehicle did not drive forward. The contact attempted to push the vehicle offer the road when suddenly the vehicle accelerated forward and drove on the opposite side of the over a curb and drove into oncoming traffic and crashed head on into a second vehicle. The vehicle the drover over a curb and down an embankment and crashed. The failure mileage was 140,000.