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Inspection Procedure

WARNING: This page is about a different car, the 2003 GMC Envoy XL and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: View Of Drive Belt Tensioner
G02129012Courtesy of GENERAL MOTORS CORP.
NOTE: Allowing the drive belt tensioner to snap into the free position may result in damage to the tensioner.
IMPORTANT: When the engine is operating the drive belt tensioner arm will move. Do not replace the drive belt tensioner because of movement in the drive belt tensioner arm.
  1. Remove the drive belt. Refer to DRIVE BELT REPLACEMENT - ACCESSORY   or  DRIVE BELT REPLACEMENT - AIR CONDITIONING   . 
  2. Move the drive belt tensioner through its full travel.
    • The movement should feel smooth.
    • There should be no binding.
    • The tensioner should return freely.
  3. If any binding is observed, replace the drive belt tensioner. Refer to DRIVE BELT TENSIONER REPLACEMENT - ACCESSORY   or  DRIVE BELT TENSIONER REPLACEMENT - AIR CONDITIONING   . 
  4. Install the drive belt. Refer to of DRIVE BELT REPLACEMENT - ACCESSORY   or  DRIVE BELT REPLACEMENT - AIR CONDITIONING   . 
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