1992 S-10 rear main seal

Removing The Crankshaft Main Bearing Seal

Installing The Crankshaft Main Bearing Seal

Fig. 12 Crankshaft Main Bearing Oil Seal Installation

REMOVE OR DISCONNECT

Transmission.
Flexplate.
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

Light coat of oil to the inside diameter of the new seal.
New seal over the mandril of J 34686 until the dust lip (back of the seal) bottoms against the collar of the tool.
J 34686 to the crankshaft by hand or torque the attaching screws to 4.0 Nm (36 in. Lbs.).
Align the dowel pin of J 34686 with the dowel pin hole in the crankshaft.
Light coat of oil to the outside diameter of the seal.
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.
Flywheel.
Transmission.
Start the engine and check for leaks.