2.7L/3.0L Engines – Upper Engine Thump/Knock Noise – 2020-2023 Ford & Lincoln
NHTSA ID Number: 10236688 Manufacturer Communication Number: SSM 51665 Summary Some 2021-2023 Ford
and Lincoln vehicles equipped with a 2.7L or 3.0L engine may exhibit an upper engine thump/knock noise coming from the left cylinder head. This condition is most noticeable at idle and may lessen at higher engine speed or while driving. This condition does not … Read more