GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1937014  Size: SH
  1. Clean the timing belt idler pulley thread.
  2. Notice: Refer to Fastener Notice in the Preface section.

    Important: Use an assembly tool.

  3. Using a NEW bolt, install the timing belt idler pulley.
  4. Tighten
    Tighten the bolt to 25 N·m (18 lb ft).