NHTSA (USA)Critical
At a glance
What can fail
The aluminum bolts securing the variable camshaft timing adjustment housing can loosen and break over time, potentially causing the unit to fail.
What the fix does
Dealers will replace all four VANOS bolts at no cost to you.
157,796 vehicles affected
NHTSA Campaign #23V707000 — full official notice →Summarized — see the official notice for exact wording, dates, and contacts.