C 2500 Truck 2WD V8-350 5.7L (1988)
Crankshaft Main Bearing Seal: Service and Repair
With Rear Seal Retainer
1.
Disconnect battery ground cable, raise and support vehicle, and drain oil pan.
2.
Remove transmission and flex plate.
3.
Remove oil pan retaining bolts and lower oil pan.
4.
Remove screws securing retainer, retainer and gasket, then remove seal from retainer. Whenever the retainer is removed, the retainer gasket
and rear oil seal should be replaced.
5.
Clean retainer, pan and engine block mating surfaces.
6.
Position retainer gasket on block studs, install retainer, then tighten fasteners to specifications.
7.
Install rear oil seal as outlined.
8.
Reverse remaining procedure to complete installation, using new oil pan gaskets as needed.