GM Service Manual Online
For 1990-2009 cars only
  1. Clean the timing belt idler pulley thread.
  2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 2026843  Size: SH
  3. Install the timing belt idler pulley (2) and tighten the NEW bolt (1) to  25 N·m (18 lb ft).