GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 44643 Flywheel Holding Tool

Removal Procedure


    Object Number: 1334814  Size: SH
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  2. Remove the right wheelhouse panel. Refer to Wheelhouse Panel Replacement In Body Front End.
  3. Remove the starter motor bolts. Reposition the starter aside. The wiring to the starter does not require removal.

  4. Object Number: 660308  Size: SH
  5. Install J 44643 in order to hold the flywheel.
  6. Remove the lower fan shroud. Refer to Engine Coolant Fan Lower Shroud Replacement in Engine Cooling.

  7. Object Number: 1334816  Size: SH
  8. Remove the crankshaft balancer bolt.
  9. Remove the crankshaft balancer.
  10. If required, clean and inspect the crankshaft balancer. Refer to Crankshaft Balancer Cleaning and Inspection .

Installation Procedure


    Object Number: 1334816  Size: SH
  1. Lubricate the crankshaft balancer internal hub with clean engine oil.
  2. Install the crankshaft balancer on the crankshaft.
  3. Lubricate the crankshaft balancer bolt with clean engine oil.
  4. 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.

  5. Install the crankshaft balancer bolt and washer.
  6. Tighten
    Tighten the bolt to 353 N·m (260 lb ft).


    Object Number: 660308  Size: SH
  7. Remove J 44643 .

  8. Object Number: 1334814  Size: SH
  9. Position the starter motor.
  10. Install the starter motor bolts.
  11. Tighten
    Tighten the bolts to 78 N·m (58 lb ft).

  12. Install the right wheelhouse panel. Refer to Wheelhouse Panel Replacement in Body Front End.
  13. Install the lower fan shroud. Refer to Engine Coolant Fan Lower Shroud Replacement in Engine Cooling.
  14. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.