Timing Belt Idler Pulley Installation

Special Tools 

EN-45059  Angle Meter

For equivalent tools, refer to Special Tools .

1. Install the timing belt idler pulley (1) and tighten the NEW bolt (2) in three passes use the EN-45059  meter:
   Fig 1: Timing Belt Idler Pulley Bolt

   Courtesy of GENERAL MOTORS COMPANY
   CAUTION: Refer to Fastener Caution .
   CAUTION: Refer to Torque-to-Yield Fastener Caution .
   1. First pass tighten to 20 N.m (15 lb ft).
   2. Second pass to 120 degrees.
   3. Final pass to 15 degrees.
2. Install the timing belt. Refer to Timing Belt Replacement .