GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 23523-F Balancer Remover and Installer


    Object Number: 182849  Size: SH
  1. Ensure that the crankshaft balancer front groove pin is the proper length and installed in the proper location, if applicable.

  2. Object Number: 182832  Size: SH

    Notice: 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.

  3. Apply a small amount of adhesive GM P/N United States 12346141, GM P/N Canada 10953433, or equivalent, onto the crankshaft balancer keyway in order to seal the crankshaft balancer keyway and crankshaft joint.
  4. Install the crankshaft balancer onto the end of the crankshaft.
  5. Align the keyway of the crankshaft balancer with the crankshaft balancer woodruff key.

  6. Install the crankshaft balancer onto the end of the crankshaft.

  7. Object Number: 4065  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  8. Use the J 23523-F in order to press the crankshaft balancer onto the crankshaft.
  9. 5.1. Install the J 23523-F plate and bolts onto the front of the crankshaft balancer.

    Tighten
    Tighten the J 23523-F plate bolts to 25 N·m (18 lb ft).

    5.2. Install the J 23523-F screw into the end for the crankshaft.
    5.3. Install the J 23523-F bearing, the washer, and the nut onto the J 23523-F screw.
    5.4. Rotate the J 23523-F nut clockwise until the crankshaft balancer hub is completely seated against the crankshaft position sensor reluctor ring.
  10. Remove the J 23523-F .

  11. Object Number: 188055  Size: SH
  12. Install the crankshaft pulley and bolts.
  13. Tighten
    Tighten the crankshaft pulley bolts to 58 N·m (43 lb ft).


    Object Number: 342203  Size: SH
  14. Ensure that the crown of the crankshaft balancer washer (2) is faced away from the engine.

  15. Object Number: 173172  Size: SH
  16. Install the crankshaft balancer washer and the bolt.
  17. Tighten
    Tighten the crankshaft balancer bolt to 95 N·m (70 lb ft).