Video Tutorial:
https://youtu.be/h4qGOJ5PpSw
The easiest way to replace serpentine \ drive V belt on 2007-2012 Nissan Altima 2.5L 4 cylinders engine:
- remove front wheel on passenger side
- remove plastic splash cover
- user 14mm offset wrench to turn belt auto-tensioner in clockwise direction
- block auto-tensioner from moving using locking mechanism right above the auto-tensioner pulley
- slide the belt off the smooth non-grooved water pump pulley first
and then take the belt completely out
- when installing a new serpentine belt, first hook it onto all pulleys except for water pump pulley. Hook it onto the water pump pulley last
- make sure the new belt is hooked up properly onto all of the pulleys
- unlock the auto-tensioner
Original OEM Part #:
Amazon com OEM 11720 JA00B Nissan Altima Serpentine Belt Follow this diagram to route the new belt on 2.5L engine:
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