The contact owns a 2017 Ford Fusion. The contact stated that while driving at an undisclosed speed, the vehicle started to hesitate while depressing the accelerator pedal. The check engine warning light was illuminated. Due to the failure, the vehicle was towed to a local dealer. The vehicle was diagnosed with engine failure due to coolant intrusion into one of the cylinders. The contact was provided an estimate for the repair. The manufacturer was notified of the failure and referred the contact to the NHTSA Hotline to report the failure. The vehicle remained in the possession of the dealer but was not repaired. The failure mileage was approximately 74,000.