Symptom Chart: NVH

WARNING: This page is about a different car, the 2018 Ford Focus. However, it is still accessible from the selected car via links, so may be relevant.

Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .

NOTE: Clean the entire mirror assembly and glass to assist in verification of the customer concern and/or impact damage. Do not clean any mirror glass or housing with an ice scraper, razor blade, abrasive pad, harsh chemicals or petroleum based cleaning products, as these may damage the mirror glass and/or housing.

Condition	Possible Sources	Actions
Exterior mirror vibrates/loose	Exterior mirror motor screws loose	REMOVE mirror glass and TIGHTEN the exterior mirror motor screws. REFER to: Exterior Mirror .
	Exterior mirror mounting nuts loose	TIGHTEN the exterior mirror mounting nuts. REFER to: Exterior Mirror .
	Exterior mirror glass loose	PRESS the center of the exterior mirror glass up, down, left and right to make sure that the exterior mirror glass is seated correctly. If the exterior mirror glass is still loose, REMOVE the exterior mirror glass and INSPECT the exterior mirror backing plate for damage. If the exterior mirror backing plate is damaged, INSTALL a new exterior mirror glass. REFER to: Exterior Mirror .
	Aftermarket air deflector/stone shields	If possible, REMOVE aftermarket air deflector/stone shield, then ROAD TEST the vehicle. If concern is no longer present, ADVISE customer that aftermarket components were causing undesired vibration.
Wind noise	Foam gasket between exterior mirror housing and door is misaligned or damaged	VERIFY gasket is in good condition. If necessary, REPOSITION the foam gasket between exterior rear view mirror housing and door frame or REPAIR the foam gasket as needed. The foam gasket is not serviceable and if it cannot be repaired, INSTALL a new exterior mirror. REFER to: Exterior Mirror .
	Exterior mirror is not correctly fitted to the door	VERIFY there are no gaps between the exterior mirror and the door. If necessary, LOOSEN the exterior mirror nuts and REPOSITION the exterior mirror as necessary.
	Exterior mirror cover	VERIFY the exterior mirror cover is not loose or broken. If necessary, INSTALL a new exterior mirror cover. REFER to: Exterior Mirror .
The interior mirror vibrates/loose	Interior mirror mounting loose	If the mirror is still on the windshield, do not remove . ATTEMPT to fully seat the mirror first. If the mirror is still loose or vibrates, REMOVE and REINSTALL the mirror. If the condition still exists, INSTALL a new mirror. REFER to: Interior Rear View Mirror .