gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Front Crankshaft Seal|Service and Repair|Page 2361 > < Crankshaft Main Bearing Seal|Service and Repair|Page 2357
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Front Crankshaft Seal: Service and Repair

Crankshaft Front Oil Seal Replacement

Special Tools

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J 44644  Crankshaft Front Oil Seal Remover

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J 44645  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/Crankshaft Balancer Replacement).

2. Install the button of J 44644   into the crankshaft.
3. Press the jaws of J 44644   into the felt portion of the seal far enough to engage the inner lip of the seal.
4. While holding the jaws of J 44644   tightly to the seals inner sleeve, tighten the jaw bolts.
5. Using the J 44644   , remove the crankshaft front oil seal.

Installation Procedure

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