- Lubricate the new crankshaft
front oil seal with Chassis Grease GM P/N 1051344 or equivalent.
 
Important: Tap the oil seal in until its surface is flush with the crankshaft front
oil seal retainer edge.
- Using a hammer and an appropriate driver, lightly tap the crankshaft
front oil seal into place.
 
- Install the crankshaft balancer. Refer to 
Crankshaft Pulley Installation 
.