Harmonic Balancer - Crankshaft Pulley: Service and Repair

Crankshaft Pulley





Special Tool(s)

Removal
1. With the vehicle in NEUTRAL, position it on a hoist.
2. Disconnect the battery LH and RH ground cable(s).
3. Remove the cooling fan.





4. Remove the accessory drive belt.





5. Check the crankshaft vibration damper runout.
^ Remove the paint from the face of the crankshaft vibration damper at four points 90 degrees apart.
^ Attach the special tool to the cylinder block. Position the special fool on one of the unpainted surfaces.
^ Using a suitable tool, pry the crankshaft forward. Zero the dial indicator.

^ NOTE: Pry the crankshaft forward only to eliminate possible error caused by crankshaft end play.

Rotate the crankshaft 90 degrees. Pry the crankshaft forward. Record the measurement. Repeal at each unpainted surface.
^ If the runout exceeds specification, install a new crankshaft vibration damper.





6. WARNING: To avoid personal injury, support the vibration damper during mounting bolt removal. The damper can slide off the nose of the crankshaft very easily.

Remove the bolts and the crankshaft vibration damper.
^ Discard the bolts.

Installation





1. NOTE: New bolts must always be used.

Install the crankshaft vibration damper and bolts.
^ Tighten the bolts in the sequence shown.
^ Tighten the bolts to 68 Nm (50 ft. lbs.).
^ Tighten the bolts an additional 90 degrees.





2. Install the accessory drive belt.
3. Install the cooling fan.
4. Check the drive belt for correct adjustment.
5. Connect the LH and RH battery ground cables.