The contact owns a 2017 Ford Edge. The contact stated that when the vehicle was started, the vehicle was idling roughly. The contact stated that there was a misfire in the engine that nearly caused the vehicle to stall while driving. The contact stated that the check engine warning light was illuminated. The contact had taken the vehicle to an independent mechanic, and the contact was informed that the coolant level was very low. The contact stated that the failure was recurring. The contact returned the vehicle to the same mechanic who diagnosed the vehicle and determined that coolant was leaking into the engine and the engine was misfiring. The vehicle was not repaired. The manufacturer was informed of the failure and referred the contact to the NHTSA Hotline. The failure mileage was 46,126.