The contact owns a 2018 Ford Escape. The contact was informed by his wife that while driving at various speeds and while the vehicle was idling, the vehicle was shaking abnormally. The contact was informed that the check engine warning light was illuminated. The contact stated that while the check engine warning light was illuminated, the vehicle failed to unlock using the key fob, and the driver had to unlock the vehicle manually by entering the code on the driveras side door. The vehicle was taken to the dealer who diagnosed the vehicle and determined that coolant was leaking into cylinders #2 and #3. The dealer confirmed that the failure was related to Technical Service Bulletin: 22/2229; NHTSA ID Number: 10214126 (Engine and Engine Cooling) with a defective short block to be replaced by a long block. The vehicle was not repaired. The manufacturer was made aware of the failure and confirmed that the vehicle was included in NHTSA ID Number: 10214126 (Engine and Engine Cooling). The manufacturer referred the contact to the NHTSA Hotline to report the failure. The failure mileage was approximately 53,600.