GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1987654  Size: SH
  1. Remove the accessory drive belt. Refer to Drive Belt Replacement - Accessory.
  2. Cut the belt (1) from the air conditioning (A/C) and crankshaft pulleys.

Installation Procedure


    Object Number: 1987657  Size: SH
  1. Position the belt behind the rear face of the balancer (1) and off of the A/C pulley (2).
  2. Install the belt installation tool (3) onto the balancer.

  3. Object Number: 1987659  Size: SH
  4. Slide the belt installation tool (1) upward, installing the belt (2) onto the belt installation tool.
  5. Slide the belt installation tool downward, positioning the belt onto the A/C pulley, applying light tension to the belt.

  6. Object Number: 1987663  Size: SH
  7. Position the lower portion of the belt (1) with the ribbed area facing forward.

  8. Object Number: 1987677  Size: SH
  9. Slowly rotate the crankshaft pulley (1) in a clockwise direction while using finger pressure to pull the belt (2) forward. Ensure the ribbed area of the belt remains facing forward and the belt aligns properly to the A/C pulley

  10. Object Number: 1987679  Size: SH
  11. Inspect the drive belt (1) for proper installation and alignment.

  12. Object Number: 1987684  Size: SH
  13. Rotate the balancer (1) an additional 360 degrees to ensure proper belt installation.
  14. Install the accessory drive belt. Refer to Drive Belt Replacement - Accessory.