The contact owns a 2022 Cadillac Escalade. The contact stated while driving at approximately 80 MPH, the vehicle stalled, and the vehicle failed to return to normal operation. No warning light was illuminated. The vehicle was towed to a dealer where it was diagnosed and determined that the engine needed to be replaced. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 36,000.