hummer Workshop Repair Guides

Hummer Workshop Service and Repair Manuals

Front Crankshaft Seal|Service and Repair|Page 2917 > < Crankshaft Main Bearing Seal|Service and Repair|Page 2913
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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 (1) from the front cover.

Installation Procedure

Important:  

*

Do not lubricate the oil seal sealing surface.

*

Do not reuse the crankshaft front oil seal.

Front Crankshaft Seal|Service and Repair|Page 2917 > < Crankshaft Main Bearing Seal|Service and Repair|Page 2913