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Ron Z.
Ron Z., - Nissan Tech -
Category: Nissan
Satisfied Customers: 17789
Experience:  18+yrs experience. State Inspector and Nissan Diagnostics
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how to replace serpentine belt on 2008 altima 4 cyl

Customer Question

how to replace serpentine belt on 2008 altima 4 cyl
Submitted: 6 years ago.
Category: Nissan
Expert:  Ron Z. replied 6 years ago.

To make this job much easier, it is highly recommended that you use a special tool - Belt Tensioner Tool. You can usually rent this tool from any "big chain" parts store.




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  • While securely holding the hexagonal part in pulley center of drive belt auto-tensioner, move in the direction of arrow (loosening direction of tensioner) using Tool.


  • Avoid placing hand in a location where pinching may occur if the holding tool accidentally comes off.
  • Do not loosen the auto-tensioner pulley bolt. Do not turn it counterclockwise.) If turned counterclockwise, the complete auto-tensioner must be replaced as a unit, including pulley.


  • Insert a rod approximately 6 mm (0.24 in) in diameter through the rear of tensioner into retaining boss to lock tensioner pulley.
  • Leave tensioner pulley arm locked until drive belt is installed again.
  • Loosen drive belt from water pump pulley and then remove it from the other pulleys.


  • Install the drive belt onto all of the pulleys except for the water pump pulley. Then install the drive belt onto water pump pulley last.
  • Release tensioner, and apply tensions to drive belt.

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