The contact owns a 2023 Toyota Rav4. The contact stated while driving 35 MPH, there was a loud sound like a gunshot coming from the vehicle. There was no warning light illuminated. The contact’s wife slightly opened the sunroof cover and discovered that the sunroof had shattered into pieces. The vehicle was not diagnosed or repaired. Neither the dealer nor the manufacturer was notified of the failure. The failure mileage was approximately 16,000.