Special tools required:
- 12 7 110
Remove and install GENERATOR DRIVE BELT 4.4L (N62) .
Depending on alternator type, grip shaft with:
- hexagon socket
- multi-tooth socket or
- Torx socket wrench
Release nut with special tool 12 7 110.
Installation:
Tightening torque, see ENGINE ELECTRICAL SYSTEM - TIGHTENING TORQUES .