The contact owns a 2018 Lincoln MKC. The contact stated while the vehicle was parked, the contact attempted to start the vehicle however, the message "Engine Coolant Over Temperature" was displayed, and the check engine warning light was illuminated. The vehicle was towed to a dealer and was diagnosed with engine failure. The contact was informed that the engine needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure but offered no assistance. The contact was referred to the NHTSA Hotline to report the failure. The failure mileage was 92,000.

- Conley, GA, USA

The contact owns a 2018 Lincoln MKC. The contact stated that an unknown warning light was illuminated. The vehicle was taken to an unknown dealer, where it was diagnosed that there was a misfire coming from ignition coil #3. The dealer replaced the ignition coils; however, the failure recurred several times. The vehicle was taken to the dealer, where the diagnostic trouble codes were cleared. Additionally, the contact stated that the vehicle was experiencing excessive coolant consumption. The contact stated while driving 30 MPH, the engine overheated. The contact pulled over to the side of the road. The contact then drove to the nearest Auto Zone, where coolant was added to the vehicle; however, the failure recurred a week later. The contact stated that the vehicle also experienced excessive fuel consumption. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure and informed the contact that the VIN was not under recall. The failure mileage was approximately 99,000.

- Flint, MI, USA

The contact owns a 2018 Lincoln MKC. The contact stated that the vehicle was experiencing excessive coolant consumption. Additionally, the contact noticed that there was an abnormal coolant odor inside the cabin of the vehicle while driving. The vehicle was taken to an independent mechanic, where it was diagnosed with coolant leaking onto the ignition coil #2. The mechanic replaced the spark plugs, and the ignition coil #2 was replaced several times; however, the failure persisted. The vehicle was taken to the dealer, where it was diagnosed and determined that the engine needed to be replaced due to coolant intrusion in the engine. The vehicle was not repaired. The manufacturer was notified of the failure, but no assistance was provided. The failure mileage was approximately 80,000.

- Delray Beach, FL, USA

The contact owns a 2018 Lincoln MKC. The contact stated that the check engine warning light was illuminated. The contact stated while starting the vehicle, there was a slight hesitation in the response of the vehicle. The vehicle had been taken to the dealer and was diagnosed and determined that the coolant level was low and that there was coolant intrusion into cylinder #3, causing a misfire. The contact was informed that the engine needed to be replaced. The vehicle had not been repaired. The manufacturer was made aware of the failure, and it was confirmed that the VIN was not covered under recall or warranty. The manufacturer opened a case for the failure. The failure mileage was 50,000.

- Royal Oak, MI, USA

The contact owns a 2018 Lincoln MKC. The contact stated that while driving at an undisclosed speed, the accelerator pedal was depressed; however, the vehicle failed to accelerate however, the engine overheated. Additionally, the check engine warning light was illuminated. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The manufacturer was not made aware of the failure. The failure mileage was approximately 41,000.

- Pittsfield, MA, USA