GM Service Manual Online
For 1990-2009 cars only

Special Tools

    • J 44643 Flywheel Holding Tool
    • J 45059 Angle Meter

Removal Procedure


    Object Number: 660308  Size: SH
  1. Remove the starter. Refer to Starter Motor Replacement .
  2. Install the J 44643 in order to hold the flywheel.
  3. Remove the radiator fan clutch assembly. Refer to Fan Clutch Replacement .
  4. Remove the drive belt. Refer to Drive Belt Replacement .

  5. Object Number: 1334816  Size: SH
  6. Remove the crankshaft balancer bolt.
  7. Remove the crankshaft balancer.

Installation Procedure


    Object Number: 1334816  Size: SH
  1. Lightly lubricate the crankshaft balancer internal hub with engine oil.
  2. Install the crankshaft balancer to the crankshaft.
  3. Lightly lubricate the crankshaft balancer bolt with engine oil.
  4. Notice: Refer to Fastener Notice in the Preface section.

  5. Install the crankshaft balancer bolt and washer.
  6. Tighten

    1. Tighten the bolt a first pass to 100 N·m (74 lb ft).
    2. Tighten the bolt a final pass an additional 90 degrees using the J 45059 .

    Object Number: 660308  Size: SH
  7. Install the radiator fan clutch assembly. Refer to Fan Clutch Replacement .
  8. Install the drive belt. Refer to Drive Belt Replacement .
  9. Remove the J 44643 .
  10. Install the starter. Refer to Starter Motor Replacement .