6.7L – Cooling Fan Noisy And/Or Runs Continuously – 2020-2022 Ford F-Super Duty
NHTSA ID Number: 10210247 Manufacturer Communication Number: SSM 50673 Summary Some 2020-2022 F-Super Duty vehicles equipped with a 6.7L engine may exhibit a cooling fan with excessive noise or stays on continuously. The Workshop Manual (WSM), Section 303-03 Engine Cooling > Diagnosis and Testing > Cooling Fan Control, pinpoint test (PPT) AH for 2021-2022 and Powertrain Control/Emissions … Read more