The contact owns a 2017 Ford Edge. The contact stated that while driving on the highway at 60 MPH, the transmission was taking longer than normal to shift to higher gears, with the check engine warning light illuminated. The vehicle was taken to a local dealer where the vehicle was diagnosed, and the contact was informed that the engine had experienced coolant intrusion and needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 86,000.