The contact owns a 2021 Ford Bronco Sport. The contact stated while driving at 60 MPH, a loud booming noise was heard. There were no warning lights illuminated. The contact was passing the railroad tracks and saw glass flying from the top of the vehicle. After the contact arrived at the residence, duct tape was used to secure the sunroof glass to take the vehicle to the independent mechanic. The dealer was made aware of the failure and provided the contact a quote for the repair. The vehicle was then taken to an independent mechanic and the vehicle was repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 42,000.