GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1607920  Size: SH
  1. Remove the drive belt. Refer to Drive Belt Replacement .
  2. Loosen the required drive belt idler pulley bolt.
  3. Remove the required drive belt idler pulley.

Installation Procedure


    Object Number: 1607920  Size: SH
  1. Install the required drive belt idler pulley.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Tighten the required drive belt idler pulley bolt.
  4. Tighten
    Tighten the bolt to 50 N·m (37 lb ft).

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