GM Service Manual Online
For 1990-2009 cars only

Special Tools

    • J 29113 Balancer and Crank Sprocket Installer
    • J 37096 Flywheel Holder
    • J 41816 Crankshaft Balancer Remover

Removal Procedure

    Caution: The inertial weight section of the crankshaft balancer is assembled to the hub with a rubber type material. The correct installation procedures (with the proper tool) must be followed or movement of the inertial weight section of the hub will destroy the tuning of the crankshaft balancer.

  1. Remove the drive belt. Refer to Drive Belt Replacement.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  3. Remove the right front tire and wheel. Refer to Tire and Wheel Removal and Installation.
  4. Remove the right engine splash shield. Refer to Radiator Air Side Baffle and Deflector Replacement.
  5. Install the jack stands to the frame.
  6. Loosen the left frame bolts and remove the right side frame bolts. Refer to Frame Replacement.
  7. Using the jack stands, lower the right side of the frame to access the crankshaft balancer.
  8. Remove the torque converter covers.
  9. Install the J 37096 to the flywheel to prevent flywheel rotation.

  10. Object Number: 190528  Size: SH
  11. Remove the crankshaft balancer bolt and the washer.

  12. Object Number: 909522  Size: SH
  13. Remove the crankshaft balancer. Use the J 41816 .

Installation Procedure

  1. Apply sealant to the keyway of the balancer. Refer to Adhesives, Fluids, Lubricants, and Sealers for the correct part number.

  2. Object Number: 96019  Size: SH

    Caution: Do NOT use a power-assisted tool with the special tool in order to remove or install this component. You cannot properly control the alignment of this component using a power-assisted tool, and this can damage the component.

  3. Install the crankshaft balancer. Use the J 29113 .
  4. Remove the J 29113 .
  5. Install the J 37096 to the flywheel to prevent flywheel rotation.

  6. Object Number: 190528  Size: SH
  7. Install the crankshaft balancer washer and the bolt.
  8. Caution: Refer to Fastener Caution in the Preface section.

  9. Install the used crankshaft balancer bolt.
  10. Tighten
    Tighten the used crankshaft balancer bolt to 125 N·m (92 lb ft).

  11. Remove the used crankshaft balancer bolt.
  12. Install the NEW crankshaft balancer bolt.
  13. Tighten

    1. Tighten the crankshaft balancer bolt a first pass to 125 N·m (92 lb ft).
    2. Tighten the crankshaft balancer bolt a final pass to 130 degrees using the J 45059 .
  14. Remove the J 37096 from the flywheel.
  15. Install the torque converter covers.
  16. Raise the frame to the original position.
  17. Install and tighten the frame bolts. Refer to Frame Replacement.
  18. Install the right engine splash shield. Refer to Radiator Air Side Baffle and Deflector Replacement.
  19. Install the right front tire and wheel. Refer to Tire and Wheel Removal and Installation.
  20. Lower the vehicle.
  21. Install the drive belt. Refer to Drive Belt Replacement.