GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2009 🢒 Savana 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Drive Belt Idler Pulley Replacement

Removal Procedure

    Object Number: 678804 Size: SH
  1. Remove the accessory drive belt. Refer to Drive Belt Replacement - Accessory.
  2. Remove the drive belt idler pulley and bolt.

Installation Procedure

    Object Number: 678804 Size: SH
  1. Install the drive belt idler pulley and bolt to the generator bracket.

    2. Snug the bolt finger tight.

    Caution: Refer to Fastener Caution in the Preface section.

  2. Install the drive belt. Refer to Drive Belt Replacement - Accessory.
  3. Tighten the drive belt idler pulley bolt to 50 N·m (37 lb ft).