Express 1/2 Ton Van V6-4.3L VIN W (1999)
Installation Procedure
1. Install a NEW crankshaft rear oil seal housing gasket.
Important: When installing the NEW crankshaft rear oil seal housing the seal will come with the housing. Use the following procedure for installing
a new crankshaft rear oil seal housing. Refer to Crankshaft Rear Oil Seal and Housing Replacement (Oil Seal) if reusing the housing.
2. Install the NEW crankshaft rear oil seal housing with the oil seal to the engine block using the following procedure:
Important: Do not oil or grease the seal lip or the crankshaft.
2.1. Leave the sleeve in the crankshaft rear oil seal and use the sleeve as a guide to ease the seal lip over the end of the crankshaft
2.2. Push the crankshaft rear oil seal housing with the seal, fully onto the crankshaft until the housing is contacting the gasket and the engine.
Notice: Refer to Fastener Notice in Service Precautions.
3. Install the three bolts and the one nut to the crankshaft rear oil seal housing.
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Tighten the crankshaft rear oil seal housing bolts and nut to 12 Nm (106 inch lbs.).
4. Install the flywheel.
5. Install the transmission assembly.
