Rear Crankshaft Main Bearing Seal: Service and Repair

Removing The Crankshaft Main Bearing Seal:

Installing The Crankshaft Main Bearing Seal:

Fig. 12 Crankshaft Main Bearing Oil Seal Installation:

REMOVE OR DISCONNECT
1. Transmission.
2. Flexplate.
3. Oil seal.
^ Insert a screwdriver or similar tool through the dust lip at an angle.
^ Pry the seal out and be careful not to damage the outside diameter of the crankshaft.

INSPECT
^ Inside diameter of the bore for burrs or nicks.
^ Crankshaft for burrs or nicks on the seal contact surface. Repair or replace crankshaft as necessary.

INSTALL OR CONNECT
Tool Required: J 34686. Seal Installer
1. Light coat of oil to the inside diameter of the new seal.
2. New seal over the mandril of J 34686 until the dust lip (back of the seal) bottoms against the collar of the tool.
3. J 34686 to the crankshaft by hand or torque the attaching screws to 4.0 Nm (36 in. lbs.).
4. Align the dowel pin of J 34686 with the dowel pin hole in the crankshaft.
5. Light coat of oil to the outside diameter of the seal.
6. Seal into the bore.
^ Turn the "T" handle of the tool so the collar pushes the seal into the bore.
^ Turn the handle until the collar of J 34686 is tight against the cylinder block to seat the seal properly.
^ Loosen the "T" handle until it comes to a stop.
^ Remove the attaching screws.
7. Flywheel.
8. Transmission.
9. Start the engine and check for leaks.