The contact owns a 2019 Mercedes-Benz GLC350. The contact stated while driving 62 MPH, several unknown warning lights illuminated, and the vehicle started to lose motive power. The contact stated that the temperature gauge warning light was illuminated and a message to Stop Vehicle Immediately was displayed. The contact attempted to merge to the side of the road; however, the vehicle started losing motive power. The vehicle was towed to a dealer where it was diagnosed with a warped head gasket. The local dealer was contacted; however, the vehicle was not repaired. The manufacturer was made aware of the failure. The failure mileage was approximately 63,000.