The contact owns a 2018 Ford Fusion. The contact stated that while driving 5 MPH, the contact heard a sound like running water coming from the engine. The contact stated that the check engine warning light was illuminated. An independent mechanic was contacted. The vehicle was taken to the independent mechanic, where it was diagnosed that there was coolant leaking into the engine, and the engine needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure but offered no assistance. The contact related to the failure of the Customer Satisfaction Program: 19B37 (Engine - Powertrain Control Module Reprogramming). The contact was transferred to the NHTSA Hotline to report the failure. The approximate failure mileage was 102,000.

- Hampton, VA, USA

The contact owns a 2018 Ford Fusion. The contact stated that while his wife was driving at an undisclosed speed, there was an abnormal sound coming from the fuel tank. The check engine warning light was illuminated. The vehicle was taken to the dealer and was diagnosed with a coolant sensor failure. The coolant sensor was replaced; however, the failure persisted. The vehicle was taken to an independent mechanic who replaced the coolant sensor. The contact stated that recently, the failure had recurred. The vehicle was taken to a different independent mechanic, who diagnosed the vehicle and determined that the engine block was cracked and needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure and referred the contact to the NHSTA Hotline for assistance. The contact related to the failure to the Customer Satisfaction Program: 21N12; however, the vehicle was not included. The failure mileage was approximately 115,000.

- Saint Simons Island, GA, USA

The contact owns a 2018 Ford Fusion. The contact stated while driving approximately 45 MPH, the message "Engine Overheating" was displayed on the instrument panel. The contact stated that the check engine warning light was illuminated. The vehicle was taken to an independent mechanic where it was diagnosed that there was internal coolant intrusion into the cylinders, and that the engine needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was approximately 86,000.

- Lincoln, CA, USA

The contact owns a 2018 Ford Fusion. The contact stated while driving at an undisclosed speed, the engine overheated and the check engine warning light illuminated. In addition, the contact noticed white smoke coming from the exhaust, and the engine was running abnormally rough. The vehicle was taken to the dealer, where it was diagnosed with coolant intrusion in cylinder #1, causing engine failure. The contact was informed that the engine needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure. The contact was advised to contact the NHTSA Hotline to report the failure. The failure mileage was approximately 115,000.

- Clinton Township, MI, USA

The contact owns a?2018 Ford Fusion. The contact stated that while driving at an undisclosed speed, the message -??Low Engine Oil Pressure-?? was displayed. The vehicle was taken to the dealer, where it was diagnosed with coolant intrusion into the cylinders. The contact was informed that the engine block needed to be replaced. The vehicle was not repaired. The contact related the failure to Customer Satisfaction Program: 21N12 (Short Block Replacement After Coolant Intrusion); however, the vehicle was not covered. The manufacturer was made aware of the failure and a case was filed. The failure mileage was approximately?54,000.

- Hastings, NE, USA

The contact owns a 2018 Ford Fusion. The contact stated while driving at an undisclosed speed, the engine overheated with the check engine warning light illuminated. The contact stated that the message that the engine was overheating was illuminated. The vehicle was restarted after the contact added coolant to the reservoir. The contact stated that after adding coolant to the reservoir, the failure recurred. The vehicle was taken to an independent mechanic, where it was diagnosed that coolant had leaked into the cylinders, causing engine failure. The contact was informed that the engine needed to be replaced. The vehicle was not repaired, and the contact was referred to the dealer for further assistance. The dealer was contacted. The vehicle was not diagnosed or repaired. The manufacturer was made aware of the failure. The failure mileage was 155,000.

- Sayre, PA, USA

The contact owns a 2018 Ford Fusion. The contact stated while driving at 35 MPH, the check engine light illuminated. The contact stated that the failure was related to Customer Satisfaction Program: 21N12. The vehicle was taken to an independent mechanic who determined that there was a coolant intrusion into the engine and the long block needed to be replaced.The local dealer was contacted, who confirmed that there was no recall on the VIN. The vehicle was not diagnosed or repaired. The manufacturer was contacted, and the contact was referred to the NHTSA Hotline. The failure mileage was approximately 95,308.

- Murrysville, PA, USA

The contact owns a 2018 Ford Fusion. The contact stated that while driving at an undisclosed speed, the engine overheated with the check engine warning light illuminated. The vehicle was able to restart. The vehicle was taken to an independent mechanic where it was diagnosed and determined that there was coolant intrusion into the engine, causing engine failure. The contact was informed that the engine needed to be replaced. The vehicle was not diagnosed or repaired. The dealer was not contacted. The manufacturer was not made aware of the failure. The failure mileage was approximately 100,000.

- Sunset, LA, USA

The contact owns a 2018 Ford Fusion. The contact stated that while driving at various speeds, a warning light indicating that the engine was overheating was illuminated. The contact added coolant to the vehicle; however, the failure persisted. The contact stated that the vehicle was experiencing an excessive coolant consumption. The vehicle was taken to Advance Auto, where it was diagnosed with a misfire in cylinder #3. The vehicle was taken to the dealer and was diagnosed with coolant intrusion in cylinder #3. The dealer determined that the short block needed to be replaced. The vehicle was not repaired due to the cost. The manufacturer was notified of the failure and referred the contact to the NHTSA Hotline for assistance. The failure mileage was approximately 91,000.

- Buffalo, NY, USA

The contact owns a 2018 Ford Fusion. The contact stated while driving at an undisclosed speed, there was white smoke coming from the exhaust pipe. The check engine warning light was illuminated. The vehicle was taken back to the residence. A dealer was contacted and informed the contact that the failure was a known issue and that the engine needed to be replaced; however, there was no recall on the VIN for the failure. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was approximately 120,000.

- Brownsboro, TX, USA

The contact owns a 2018 Ford Fusion. The contact stated that while driving at 35 MPH, the temperature gauge began to indicate that the vehicle was overheating, prompting the contact to discontinue driving the vehicle. The check engine warning light was illuminated. The vehicle was taken to the dealer, who determined that coolant intrusion into various cylinders had resulted in damage to the engine. The contact was informed that the engine needed to be replaced. The vehicle was not repaired. After investigating the failure, the contact related the failure to Customer Satisfaction Program 21N12. The manufacturer was notified of the failure, a case was opened, and the contact was referred to the NHTSA hotline for assistance. The failure mileage was 103,500.

- Whitman, MA, USA

The contact owns a 2018 Ford Fusion. The contact stated that the engine was misfiring with white smoke coming from the exhaust pipe. The size of white smoke coming from the exhaust pipe had increased over time. The -??WRENCH-?? warning light remained illuminated. The check engine warning light was illuminated intermittently. The vehicle was hesitating while attempting to start. The vehicle was taken to a certified mechanic who diagnosed that the engine block had coolant intrusion in two cylinders and was causing the misfire. The contact replaced the coils and spark plugs; however, the failure persisted. The contact became aware of NHTSA ID Number: 10213732 (Engine and Engine Cooling) which was linked to the failure. The dealer was contacted and confirmed that the vehicle was not included due to the mileage. The manufacturer was made aware of the failure and confirmed that the vehicle was not covered under the NHTSA ID Number. The manufacturer referred the contact to the NHTSA Hotline to file a safety complaint. The failure mileage was 119,000.

- Pass Christian, MS, USA

The contact owns a 2018 Ford Fusion. The contact stated that while starting the vehicle, the vehicle shuddered with white smoke coming from the exhaust pipe. The check engine warning light was illuminated. The failure had occurred on several occasions. The vehicle was taken to an independent mechanic where it was diagnosed with coolant leak into the engine. The contact was informed that the engine needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure and filed a complaint. The vehicle remained at residence unrepaired. The approximate failure mileage was 140,000.

- Houston, TX, USA

The contact's son owns a 2018 Ford Fusion. The contact's son stated while driving at an undisclosed speed, the vehicle shuddered and white smoke emitted from the exhaust pipe. The check engine warning light was illuminated. The failure occurred on several different occasions and the coolant level was abnormally low. The vehicle was not taken to a dealer. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure. The failure mileage was approximately 90,000.

- Hudson, NC, USA

The contact owns a 2018 Ford Fusion. The contact stated while driving at an undisclosed speed, there was a knocking sound coming from the engine. There was no warning light illuminated. The vehicle was restarted; however, the failure recurred. The vehicle was taken to the dealer and was diagnosed with coolant intrusion into the cylinder, causing engine failure. The contact was informed that the engine needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure and referred the contact to the NHSTA Hotline for assistance. The approximate failure mileage was 115,000.

- Navasota, TX, USA

The contact owns a 2018 Ford Fusion. The contact stated while driving 40 MPH, the vehicle started shuddering significantly and the engine overheated. The check engine warning light was illuminated. The contact continued driving at 20 MPH. The vehicle was driven to the residence. The vehicle was then taken to the dealer, where it was diagnosed and determined that there was a coolant intrusion in the engine. The dealer determined that the engine needed to be replaced and related the failure to Ford Campaign Number: 21N12 and TSB Number: 22-2134. The vehicle was not repaired. The manufacturer was notified of the failure but denied assistance in covering the cost of the repair. The failure mileage was approximately 110,000.

- Bethlehem, PA, USA

The contact owns a 2018 Ford Fusion. The contact stated while driving at an undisclosed speed, the vehicle experienced rough idling. The check engine warning light was illuminated. The vehicle was taken to the dealer, where the spark plugs were replaced, but the failure persisted. The vehicle was taken back to the dealer, and the contact was informed that the fuel injector in cylinder #3 needed to be replaced. The vehicle was then taken to Terrebonne Ford (339 St Charles St, Houma, LA 70360), where it was determined that there was coolant intrusion into the cylinder block and the engine needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure and advised the contact to file a complaint with the NHTSA Hotline. The failure mileage was approximately 80,000.

- Pierre Part, LA, USA

The contact owns a 2018 Ford Fusion. The contact stated while driving 45 MPH, the message "Coolant Temperature Overtemperature" was displayed, causing the vehicle to decelerate. The contact stated that another message advising that the engine power was reduced, and to pull to the side of the road was displayed. The contact pulled to the side of the road and checked the coolant level. The contact noticed that the coolant was overheating and leaking. The contact added coolant to the vehicle. The contact stated that the failure recurred intermittently. Additionally, the contact stated that the engine was misfiring on cold starts. A message advising to service the engine soon was displayed. The vehicle was taken to the dealer, where it was diagnosed that there was coolant intrusion in the engine, and the dealer determined that the short block needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure and informed the contact that the vehicle was not covered under Ford Campaign Number: 21N12 due to the mileage. The failure mileage was approximately 120,000.

- Boonville, NY, USA

The contact owns a 2018 Ford Fusion. The contact stated while driving at various speeds, the vehicle shuddered and white smoke came out of the exhaust pipe; there was an abnormal sound coming from the engine compartment. The "Engine Coolant Overtemperature" message was displayed on the instrument panel and the check engine warning light was illuminated. The failure occurred on several different occasions. The vehicle was taken to a dealer where it was diagnosed that there was a coolant leak intrusion into the cylinder and that the engine needed to be replaced. The dealer made the contact aware of Technical Service Bulletin Number: 19-2346. The vehicle was not repaired. The manufacturer was notified of the failure and confirmed that there was no recall associated with the failure; the manufacturer referred the contact to the NHTSA Hotline to report the failure. The failure mileage was approximately 111,700.

- Greenville, SC, USA

The contact owns a 2018 Ford Fusion. The contact stated that while driving at an undisclosed speed, there was an engine misfire with the check engine warning light illuminated. The vehicle was taken to an independent mechanic where it was diagnosed and determined that the spark plugs had failed and needed to be replaced. The vehicle was repaired; however, the failure recurred. The dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was made aware of the issue and referred the contact to the NHSTA Hotline for assistance. The approximate failure mileage was 122,000.

- Hoover, AL, USA