1231... Replacing alternator belt pulley (with overrunning clutch): Notes
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2011 BMW 328xi, 2011 BMW 328i, 2010 BMW 328xi, 2010 BMW 328i, and 2009 BMW 328xi. However, it is still accessible from the selected car via links, so may be relevant.
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 .