GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1957929  Size: SH
  1. Note the routing of the drive belt (1).

  2. Object Number: 1958072  Size: SH

    Important: Use a ½" drive breaker bar or ratchet (1), to rotate the drive belt tensioner (2) clockwise.

  3. Rotate the drive belt tensioner (2) clockwise in order to release tension on the drive belt (3).
  4. Remove the drive belt from the crankshaft pulley (4).
  5. Slowly release the drive belt tensioner (2).
  6. Remove the drive belt from the engine.