GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the upper fan shroud. Refer to Engine Coolant Fan Upper Shroud Replacement.

  2. Object Number: 1674565  Size: SH
  3. Remove the 3 engine cooling fan shroud bolts (1).

  4. Object Number: 1674593  Size: SH
  5. Position the engine cooling fan shroud (1) forward to the radiator.
  6. Install a 1/2 inch breaker bar into the tensioner opening and rotate the tensioner counterclockwise.
  7. Remove the belt from the tensioner.
  8. Slowly release the tension on the tensioner arm.

  9. Object Number: 1363113  Size: SH
  10. Remove the drive belt from the drive pulleys , if equipped with a single generator.

  11. Object Number: 1363115  Size: SH
  12. Remove the drive belt from the drive pulleys, if equipped with dual generators.
  13. Inspect the drive belt for excessive cracking or any visible damage and replace if necessary.

Installation Procedure


    Object Number: 1363115  Size: SH
  1. Install the drive belt, if equipped with dual generators.
  2. Route the drive belt over and/or around all the drive pulleys except for the tensioner.

  3. Object Number: 1363113  Size: SH
  4. Install the drive belt, if equipped with a single generator.
  5. Route the drive belt over and/or around all the drive pulleys except for the tensioner.
  6. Install a 1/2 inch breaker bar into the tensioner opening and rotate the tensioner counterclockwise.
  7. Install the belt over and/or around the tensioner.
  8. Slowly release the tension on the tensioner arm.
  9. Inspect the drive belt for proper installation on and/or around all pulleys.

  10. Object Number: 1674565  Size: SH
  11. Position the engine cooling fan shroud on the 3 mounting brackets (1).
  12. Install the bolts. Loosely tighten the top mounting bolt at the oil filler neck.

  13. Object Number: 1674558  Size: SH
  14. Center the engine cooling fan shroud to the fan blade in 3 places (1).
  15. Notice: Refer to Fastener Notice in the Preface section.

    Important: Maintain a 6 mm (0.25 in) minimum clearance at all 3 places.

  16. Fully tighten the 3 engine cooling fan shroud bolts (1).
  17. Tighten
    Tighten the bolts to 8 N·m (71 lb in).

  18. Install the upper fan shroud. Refer to Engine Coolant Fan Upper Shroud Replacement.