C 1500 Truck 2WD V6-4.3L VIN X (2003)
Crankshaft Seal Retainer: Service and Repair
Crankshaft Rear Oil Seal Housing Replacement
Removal Procedure
Important: Do not remove the crankshaft rear oil seal housing if only replacing the crankshaft rear oil seal.
1. Remove the oil pan.
2. Remove the engine flywheel.
3. Remove the housing bolts and nut.
4. Remove the housing.
5. Remove and discard the housing gasket.
6. Clean all the sealing surfaces.
7. Inspect and replace the housing for warping, cracks, wear, or damage.
Installation Procedure
Important: When installing a NEW housing the seal will come with the housing. If reusing the housing and then installing a NEW seal follow the
instructions for installing the housing and than refer to Crankshaft Rear Oil Seal Replacement to install the seal.