Harmonic Balancer - Crankshaft Pulley: Service and Repair

Crankshaft Balancer Replacement

Tools Required

J 44643 Flywheel Holding Tool


Removal Procedure





1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (w/Single Battery) Battery Negative Cable Disconnection and Connection (w/Auxiliary Battery) Battery Negative Cable Disconnection and Connection (w/Dual Batteries) .
2. Remove the right wheelhouse panel. Refer to Front Wheelhouse Liner Replacement - Right Side (GMC) Front Wheelhouse Liner Replacement - Right Side (Chevrolet) .
3. Remove the starter motor bolts. Reposition the starter aside. The wiring to the starter does not require removal.




4. Install J 44643 in order to hold the flywheel.
5. Remove the lower fan shroud. Refer to Engine Coolant Fan Lower Shroud Replacement (Mechanical) (Service and Repair) .




6. Remove the crankshaft balancer bolt.
7. Remove the crankshaft balancer.
8. If required, clean and inspect the crankshaft balancer. Refer to Crankshaft Balancer Cleaning and Inspection () .



Installation Procedure





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.
Notice: Refer to Fastener Notice .


4. Install the crankshaft balancer bolt and washer.

Tighten the bolt to 353 N.m (260 lb ft).





5. Remove J 44643 .




6. Position the starter motor.
7. Install the starter motor bolts.

Tighten the bolts to 78 N.m (58 lb ft).

8. Install the right wheelhouse panel. Refer to Front Wheelhouse Liner Replacement - Right Side (GMC) Front Wheelhouse Liner Replacement - Right Side (Chevrolet) .
9. Install the lower fan shroud. Refer to Engine Coolant Fan Lower Shroud Replacement (Mechanical) (Service and Repair) .
10. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (w/Single Battery) Battery Negative Cable Disconnection and Connection (w/Auxiliary Battery) Battery Negative Cable Disconnection and Connection (w/Dual Batteries) .