52 14 380 Removing and installing/replacing head restraint mount on left or right front seat
WARNING: This page is about a different car, the 2010 BMW 535xi, 2009 BMW 535xi, and 2008 BMW 535xi. However, it is still accessible from the selected car via links, so may be relevant.
Operation is identical to :
Replacing DRIVE FOR HEAD RESTRAINT ADJUSTMENT on left or right front seat