The contact owns a 2011 Chevrolet Camaro. The contact stated that while driving at an undisclosed speed, the vehicle stalled. No warning light was illuminated. The vehicle was able to be restarted, but the failure persisted. The vehicle was towed to the dealer, who determined that the wave plates had fractured and that the transmission needed to be replaced. The vehicle was not yet repaired and remained with the dealer. The manufacturer was made aware of the failure and advised the contact to report the failure to the NHTSA Hotline. The failure mileage was approximately 155,000.