GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2005 🢒 TopKick C-Series (Conventional) C4/C5 🢒 Engine 🢒 Engine Mechanical - 6.6L (LLY) 🢒 Drive Belt Idler Pulley Replacement

Removal Procedure

    Object Number: 1409331 Size: SH
  1. Remove the drive belt. Refer to Drive Belt Replacement.
  2. Remove the bolt (1) from the right side idler pulley.
  3. Remove the idler pulley.
  4. Remove the bolt (2) for the center idler pulley.
  5. Remove the idler pulley.
  6. If equipped with dual generators, remove the bolt from the left side idler pulley.
  7. If equipped with dual generators, remove the idler pulley.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1409331 Size: SH
  1. Install the right side idler pulley and bolt (1).

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

  2. Install the center idler pulley and bolt (2).

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

  3. If equipped with dual generators, install the left side idler pulley and bolt.

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

  4. Install the drive belt. Refer to Drive Belt Replacement.