Harmonic Balancer - Crankshaft Pulley: Service and Repair

Crankshaft Pulley

Service Repair No - 12.21.01

Special Service Tools (Part 1):

Special Service Tools (Part 2):

Special Service Tools (Part 3):

Special Service Tools (Part 4):

Special Service Tools (Part 5):

Special Service Tools (Part 6):

Special Service Tools (Part 7):

Removal
1. Disconnect the battery ground cable.

WARNING: Do not work on or under a vehicle supported only by a jack. Always support the vehicle on safety stands.

2. Raise and support the vehicle.
3. Remove the accessory drive belt.
4. Using the special tools, retain the crankshaft pulley.

CAUTION: Under no circumstances should the crankshaft setting peg, 303-645, be used in these operations, to restrain the crankshaft.

NOTE: The crankshaft pulley retaining bolt will be very tight.

5. Remove the crankshaft pulley retaining bolt.
^ Discard the bolt.





6. Remove the special tools.
7. Using the special tools, remove the crankshaft pulley.
^ Collect the locking ring.





8. Remove the special tools from the crankshaft pulley.
9. Using the special tool, remove the crankshaft front seal.
^ Remove the outer section of the seal.
^ Repeat the process to remove the inner section of seal.





10. Check the crankshaft damper pulley and locking ring for damage.

Installation
1. Clean all the crankshaft pulley mating faces.
2. Using the special tools, install the crankshaft front seal.
^ Lubricate the seal with clean engine oil.
^ Use the discarded crankshaft bolt with the service tool.





3. Install the crankshaft pulley.
^ Lubricate the seal with clean engine oil.
4. Install the crankshaft pulley locking ring.

CAUTION: The screw thread in the crankshaft pulley must be cleaned out before installing a new crankshaft pulley bolt.

5. Install, but do not tighten, the new crankshaft pulley bolt.

CAUTION: Under no circumstances should the crankshaft setting peg, 303-645, be used in these operations, to restrain the crankshaft.

6. Using the special tools, retain the crankshaft pulley.
^ Tighten the crankshaft pulley bolt to 380 Nm (280 ft. lbs).





7. Remove the special tools.
8. Install the accessory drive belt.
9. Connect the battery ground cable.