GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 HUMMER 🢒 2007 🢒 H3 🢒 HVAC 🢒 HVAC - Manual 🢒 Drive Belt Tensioner Replacement

Removal Procedure

    Object Number: 858153 Size: SH
  1. Remove the drive belt. Refer to Drive Belt Replacement .
  2. Using a wrench, loosen and remove the drive belt tensioner bolt.
  3. Remove the drive belt tensioner.

Installation Procedure

    Object Number: 858153 Size: SH
  1. Position the drive belt tensioner. Ensure the alignment tab is in the proper location.

    2. Notice: Refer to Fastener Notice in the Preface section.

  2. Install the drive belt tensioner bolt.

    3. Tighten
    Tighten the bolt to 50 N·m (37 lb ft).

  3. Inspect the drive belt. Replace the drive belt if necessary.
  4. Install the drive belt Drive Belt Replacement .