GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 38122-A Harmonic Balancer Holder

Removal Procedure


    Object Number: 895194  Size: SH
  1. Install the J 38122-A onto the damper assembly.
  2. Remove and discard the damper retaining bolt and washer. Use the J 38122-A and breaker bar in order to prevent the crankshaft from rotating when loosening the bolt.

  3. Object Number: 895197  Size: SH
  4. Remove the damper assembly.

Installation Procedure


    Object Number: 895197  Size: SH
  1. Lubricate the front oil seal and seal surface of the crankshaft balancer with an engine oil supplement.
  2. Notice: Misalignment of the keyway may cause damage to the oil pump.

  3. Install the damper onto the crankshaft indexing keyway. Use care to properly align the keyway and flats on the damper with the oil pump drive.
  4. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 895194  Size: SH
  5. Install the new retaining bolt and washer using the J 38122-A and a breaker bar to hold the crankshaft.
  6. Tighten
    Tighten the crankshaft pulley bolt to 100 N·m (74 lb ft) plus 75 degrees.