Drive Belt Tensioner Diagnosis
WARNING: This page is about a different variant/trim than selected.
CAUTION:
Allowing the drive belt tensioner to snap into the free position may result in damage to the tensioner.
NOTE:
When the engine is operating, the belt tensioner arm will move. Do not replace the belt tensioner because of movement in the belt tensioner arm.
- Remove the drive belt. Refer to Drive Belt Replacement - Accessory (LSA)Drive Belt Replacement - Accessory (Except LSA)Drive Belt Replacement - Accessory (LS7) .
- Position a hex-head socket on the belt tensioner pulley bolt.
- Move the belt tensioner through its full travel.
- The movement should feel smooth.
- There should be no binding.
- The belt tensioner should return freely.
- If any binding is observed, replace the drive belt tensioner. Refer to Drive Belt Tensioner Replacement - Accessory (L99, LS3)Drive Belt Tensioner Replacement - Accessory (L99, LS3, LS7)Drive Belt Tensioner Replacement - Accessory (LSA)
- Install the drive belt. Refer to Drive Belt Replacement - Accessory (LSA)Drive Belt Replacement - Accessory (Except LSA)Drive Belt Replacement - Accessory (LS7) .