GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1685094  Size: SH
  1. Using a 15 mm box end wrench on the pulley nut, rotate the drive belt tensioner (1) counterclockwise.
  2. Remove the drive belt (2).

Installation Procedure

Important: After a NEW drive belt is installed, ensure that the mark on the drive belt tensioner is within the range indicated on the tensioner housing.


    Object Number: 1685094  Size: SH
  1. Using a 15 mm box end wrench on the pulley nut, rotate the drive belt tensioner (1) clockwise.
  2. Install the drive belt (2).
  3. Ensure that the drive belt is properly routed.
  4. Ensure that the drive belt tensioner operates properly.