5.0L – Tick Tap And/Or Typewriter Noise At Idle – 2011-2021 Ford Mustang/F-150

2021 Ford Mustang

NHTSA ID Number: 10191525 Manufacturer Communication Number: SSM 49761   Summary Some 2011-2021 Mustang and F-150 vehicles equipped with a 5.0L engine may exhibit a ticking noise at idle after an engine oil change. It is often referred to as typewriter noise because of its similarity to the sound of a mechanical typewriter. The noise in question …

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