GM Service Manual Online
For 1990-2009 cars only

Tools Required

EN 46330 Timing Belt Tensioner Retaining Pin


    Object Number: 897058  Size: SH

    Notice: Do not exceed 9 800 N (2,200 lb) when compressing the rod of the tensioner or component damage may occur.

  1. Using a hydraulic press, slowly compress the tensioner.
  2. Insert the EN 46330 through the housing and rod.
  3. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 897054  Size: SH
  4. Install the bushing (234), tensioner bracket (233) and bolt (250).
  5. Tighten
    Tighten the bolt to 25 N·m (19 lb ft).

  6. Install the pulley (232) and nut (231).
  7. Tighten
    Tighten the nut to 80 N·m (59 lb ft).


    Object Number: 897060  Size: SH
  8. Install the tensioner (252) and bolts (251).
  9. Tighten
    Tighten the bolts to 12 N·m (106 lb in).