The contact owns a 2018 Ford F-150. The contact stated that the vehicle hesitated while starting and the engine made abnormal rattling sounds. No warning light was illuminated. The vehicle was taken to the dealer, where it was determined that the cam phasers needed to be replaced. The vehicle was not repaired. The contact related the failure to Customer Satisfaction Program: 21N03 (Cam Phaser Replacement); however, the vehicle was not included. The manufacturer was not made aware of the failure. The failure mileage was approximately 134,000.

- Olive Branch, MS, USA

The contact owns a 2018 Ford F-150. The contact stated that during cold starts, there was a rattling sound coming from the engine. Additionally, while driving at various speeds, the vehicle hesitated to accelerate while changing gear and the check engine warning light remained illuminated. The vehicle was taken to the local mechanic who diagnosed the vehicle and determined that the cam phasers were faulty and needed to be replaced. The vehicle was not repaired. The local dealer and manufacturer were notified of the failure and informed the contact that the vehicle was not covered under the Manufacturer's Extended Warranty Coverage for the failure. The failure mileage was 85,000.

- Merritt Island, FL, USA

The contact owns a 2018 Ford F-150. The contact stated while driving 70 MPH, the contact became aware of a loud fluttering sound coming from the engine. There were no warning lights illuminated. The vehicle was taken to the dealer where it was diagnosed as a cam phaser failure. The contact was informed that the cam phasers needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure and referred the contact to NHSTA Hotline for assistance. The approximate failure mileage was 119,000.

- Atlanta, GA, USA

The contact owns a 2018 Ford F-150. The contact stated while starting the vehicle, the vehicle made an abnormal rattling sound. The contact stated that the failure had been recurring. The contact related the failure to Ford Campaign Number: 21N03 (Cam Phasers). The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The manufacturer was notified of the failure and a case was opened. The failure mileage was approximately 106,000.

- Upper Marlboro, MD, USA

The contact owns a 2018 Ford F-150. The contact stated that during cold starts, there was an abnormal rumbling sound coming from the engine compartment. The contact stated that after the vehicle had warmed up the rumbling sound stopped. The contact stated there was no warning light illuminated. The contact stated that the abnormal sound had started occurring while driving the vehicle. The contact stated that the failure was more noticeable while slowing for traffic or at a traffic signal. The vehicle was taken to a dealer where it was diagnosed and determined that the cam phasers needed to be replaced. The vehicle was not repaired. The contact stated that the vehicle had previously been repaired under Customer Satisfaction Program: 21N03 - Engine Cam Phaser Replacement (Engine and Engine Cooling). The manufacturer was informed of the failure. The failure mileage was approximately 125,000.

- Ketchum, ID, USA

The contact owns a 2018 Ford F-150. The contact stated that when the vehicle was started, he noticed a loud clanking noise coming from the engine. There was no warning light illuminated. The vehicle was taken to the dealer where it was diagnosed with cam phaser failure. The contact was informed that the cam phasers needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure and referred the contact to the NSHTA Hotline for assistance. The failure mileage was approximately 76,000.

- Pensacola, FL, USA

The contact owns a 2018 Ford F-150. The contact stated that during cold starts, there was an abnormal shuddering sound coming from the engine. The vehicle was taken to the local dealer who diagnosed that the camshaft timing unit was faulty and needed to be replaced. The vehicle was not yet repaired. The manufacturer was notified of the failure, but no assistance was provided. The approximate failure mileage was 58,000.

- Apex, NC, USA

The contact owns a 2018 Ford F-150. The contact stated that upon starting the vehicle, he heard an abnormal rattling sound emanating from the engine compartment. No warning lights were illuminated. The vehicle was not taken to the dealer or an independent mechanic. The vehicle was not repaired. After investigating the failure, the contact related the failure to Customer Satisfaction Program: 21N03. The manufacturer was notified of the failure but referred the contact to the NHTSA Hotline for assistance. The failure mileage was 101,000.

- Green River, WY, USA

The contact owns a 2018 Ford F-150. The contact stated that upon starting the vehicle, there was an abnormal knocking sound coming from the engine. There was no warning light illuminated. The vehicle was taken to the dealer where the vehicle was diagnosed with defective cam phasers. The manufacturer was notified of the failure and referred the contact to the NHTSA Hotline for assistance. Upon investigation, the contact related the failure to Customer Satisfaction Program: 21N03. The vehicle was not repaired. The failure mileage was approximately 75,000.

- Waverly, TN, USA

The contact owns a 2018 Ford F-150. The contact stated there was an abnormal rattling sound coming from the vehicle at a cold start. There was no warning light illuminated. The vehicle was recently taken back to the dealer after the latest failure and the contact was informed that the vehicle was no longer covered under warranty. The contact stated the cam phasers had been replaced four times under warranty. The manufacturer was notified of the failure and the contact was provided a case number. The contact was also referred to the NHTSA Hotline for assistance. The vehicle was not repaired. The failure mileage was 20,422.

- Brighton, CO, USA

The contact owns a 2018 Ford F-150. The contact stated that the cam phasers had been previously repaired in the past. The contact stated the vehicle was shuddering and lost motive power while driving. The vehicle was taken to a local dealer where it was diagnosed and determined that the cam phasers were sticky and was making an abnormally loud sound. The vehicle was not repaired. The manufacturer was notified of the failure and referred the contact to the NHTSA Hotline. The failure mileage was approximately 52,509.

- Glen Allen, VA, USA

The contact owns a 2018 Ford F-150. The contact stated that upon starting the vehicle, he heard an abnormal knocking sound emanating from the engine compartment that dissipated as the engine warmed up. No warning lights were illuminated. The vehicle was taken to the dealer, who diagnosed a failure with the cam phasers. The vehicle was not repaired. After investigating the failure, the contact related the failure to Customer Satisfaction Program: 21N03. The manufacturer was not notified of the failure. The failure mileage was 85,000.

- Temple Terrace, FL, USA

The contact owns a 2018 Ford F-150. The contact stated while the vehicle was started, there was a rattling sound coming from the vehicle. The contact stated that the rattling sound was consistently recurring. The vehicle was taken to the dealer where it was diagnosed with a camshaft failure. The vehicle was not repaired. The contact discovered the Customer Satisfaction Program: 21N03, however, the VIN was not included. The manufacturer was made aware of the failure. The failure mileage was approximately 35,000.

- Killeen, TX, USA

The contact owns a 2018 Ford F-150. The contact stated that while driving at an undisclosed speed, there was an abnormal rattling sound coming from the engine compartment. The vehicle returned to normal functionality, but the failure became a regular occurrence. No warning lights were illuminated. The vehicle was not taken to the dealer or an independent mechanic. The vehicle was not repaired. After investigating the failure, the contact related the failure to Customer Satisfaction Program: 21N03. 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 75,000.

- Grantsville, MD, USA

The contact owns a 2018 Ford F-150. The contact stated while driving 35 MPH and depressing the accelerator pedal, the vehicle hesitated and then jerked into the higher gear. The contact stated that the vehicle was also making an abnormally loud banging sound while shifting into gear. The contact stated that when the failure occurred, the "wrench" symbol and the check engine warning light were illuminated. The contact stated that the loud banging sound and the hesitation when the vehicle was changing gears occurred at various speeds. The contact drove the vehicle to a local dealer who diagnosed and determined that the transmission needed to be replaced. Additionally, the dealer informed the contact that the catalytic converter and the engine cooling fan needed to be replaced. The vehicle was not repaired. The manufacturer was informed of the failure. The failure mileage was approximately 48,000.

- Whitestone, NY, USA

The contact owns a 2018 Ford F-150. The contact stated that after a visual inspection of the engine compartment, he became aware that the vehicle was consuming an excessive amount of engine oil. No warning lights were illuminated. The vehicle was taken to an independent mechanic, who determined that the engine needed to be programmed. The vehicle was repaired, but the failure reoccurred. The vehicle was then taken to the dealer, who determined that damages to the cylinder walls had allowed oil to leak into the engine. The contact was informed that the engine needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure, and a case was opened. The failure mileage was 50,000.

- Ridgecrest, CA, USA

The contact owns a 2018 Ford F-150. The contact stated that upon starting the vehicle, he heard a loud rattle sound coming from the engine compartment. No warning lights were illuminated. The vehicle was not taken to the dealer or an independent mechanic. The vehicle was not repaired. After investigating the failure, the contact related the failure to Customer Satisfaction Program: 21N03, but the VIN was not included. The manufacturer was notified of the failure but referred the contact to the NHTSA Hotline for assistance. The failure mileage was 60,000.

- Brewster, NY, USA

The contact owns a 2018 Ford F-150. The contact stated that while starting the vehicle, the engine made a rattling sound. The check engine warning light was later illuminated. The vehicle was taken to AutoZone, where DTC Code: P0369 (Camshaft Position Sensor -??B-?? Circuit Intermittent Bank 1) was retrieved. The vehicle was then taken to the dealer, where it was diagnosed that the cam phaser needed to be replaced for the second time. The vehicle was not repaired. The contact stated that the cam phaser had previously been replaced in 2021 under warranty; however, the failure recurred. The manufacturer was made aware of the failure and a case was opened. The failure mileage was approximately 132,000.

- West Terre Haute, IN, USA

The contact owns a 2018 Ford F-150. The contact stated that when the vehicle was started, the vehicle made an abnormal rattling sound. The contact stated while driving 55-70 MPH, the rattling sound became worse. There was no warning light illuminated. The vehicle was taken to the dealer where it was diagnosed with failed cam phasers and that the cam phasers needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure and advised the contact to report the failure to the NHTSA Hotline. The failure mileage was approximately 63,000.

- Mayer, AZ, USA

The contact owns a 2018 Ford F-150. The contact stated that when the vehicle was started, the vehicle made an abnormal rattling sound. The vehicle was taken to the dealer where it was diagnosed with failed cam phasers and that the cam phasers needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure and advised the contact to report the failure to the NHTSA Hotline. The failure mileage was approximately 86,000.

- Houston, TX, USA