Yukon XL 4WD V8-5.3L (2011)
Front Crankshaft Seal: Service and Repair
Crankshaft Front Oil Seal Replacement
Special Tools
J 41478 Crankshaft Front Oil Seal Installer
Removal Procedure
1. Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement See: Cylinder Block Assembly/Harmonic Balancer - Crankshaft
Pulley/Service and Repair.
2. Remove the crankshaft front oil seal (140) from the front cover.
Installation Procedure
Note:
*
Do not lubricate the oil seal sealing surface.
*
Do not reuse the crankshaft front oil seal.