TSB Document:

Affected Component: ENGINE AND ENGINE COOLING

Summary
Some vehicle may exhibit a tapping noise from the engine during idling; etc., and synchronized to the engine rpm. The tapping noise may be caused by the switchable hydraulic lash adjuster (HLA), which may not work properly due to air bubbles accumulated in the oil passage in it.

Click a tab for more information.

Date Published
APR 23, 2020
NHTSA TSB #
10174567
Find something helpful? Spread the word.

Become a Fan & Spread the Word