S10/T10 P/U 2WD L4-151 2.5L (1988)
Crankshaft Main Bearing Seal: Service and Repair
Fig. 10 Rear Main Bearing Oil Seal Installation.
1.
Raise and support vehicle and place supports under engine.
2.
Remove transmission assembly.
3.
Remove clutch and pressure plate, if equipped, then the flywheel or flex plate.
4.
Pry seal from bore with tool, taking care not to mar crankshaft.
5.
Thoroughly clean seal bore in block, inspect bore and crankshaft surface for nicks, burrs and wear, and correct as needed.
6.
Apply light coat of clean engine oil to inner and outer surfaces of seal, install seal using seal installer tool No. J-34924 or equivalent, Fig. 10, then
reverse remaining procedure to complete installation.