12 31... Replacing alternator belt pulley (with overrunning clutch)
WARNING: This page is about a different car, the 2013 BMW X5 M, 2012 BMW X5 M, 2011 BMW X5 M, and 2010 BMW X5 M. However, it is still accessible from the selected car via links, so may be relevant.
Special tools required:
- 12 7 120
Remove and install alternator drive belt.
Grip alternator shaft with:
- internal serration
Release nut with special tools 12 7 120.
Installation:
Tightening torque 12 31 3AZ.