The contact owns a 2016 Ford Mustang. The contact stated that while at a stop sign, the vehicle lost automotive power. The check engine warning light illuminated. In addition, the contact stated that the vehicle had a rough start prior to the failure. The contact stated that the vehicle was pushed into a nearby local independent service center, where it was diagnosed with a coolant leak intrusion into the engine. The vehicle was towed to a local dealer, where it was left for further investigation at the owner’s expense. The vehicle was not repaired. Upon further investigation, the contact related the failure to NHTSA Campaign Number: 16V779000 (Engine and Engine Cooling); however, the VIN was not included. The manufacturer was not made aware of the failure. The failure mileage was approximately 99,000. The VIN was not available.