GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 177620  Size: SH
  1. Install a 3/8 inch drive wrench on the drive belt tensioner and rotate the arm counterclockwise.
  2. Remove the drive belt.
  3. Slowly release the tension on the drive belt tensioner.

Installation Procedure

  1. Route the belt over all the pulleys except the drive belt tensioner.

  2. Object Number: 43858  Size: SH
  3. Observe belt routing for vehicles without air conditioning.

  4. Object Number: 43859  Size: SH
  5. Observe belt routing for vehicles with air conditioning.

  6. Object Number: 177622  Size: SH
  7. Install a 3/8 inch drive wrench on the drive belt tensioner and rotate the arm counterclockwise.
  8. Install the belt over the drive belt tensioner pulley.
  9. Slowly release the tension on the drive belt tensioner.
  10. Confirm that the belt is properly routed.