The contact owns a 2021 Ram 1500. The contact stated while driving 50 MPH, the vehicle stalled. The vehicle was restarted but stalled again. The vehicle was then towed to a dealer where it was diagnosed and determined that there was water leaking from the third brake light and had leaked onto the battery pack control module and RF hub, and the parts needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was 46,259.