Silverado Classic 3500 4WD V8-6.6L DSL Turbo (2007)
Front Crankshaft Seal: Service and Repair
Crankshaft Front Oil Seal Replacement
Tools Required
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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.
2. Install J 44644 to the crankshaft front oil seal. The jaws of the J 44644 fit into the inner sleeve.
3. Using J 44644, remove the crankshaft front oil seal.
Installation Procedure
1. Clean the front crankshaft seal bore and the crankshaft.
2. Lubricate the crankshaft sealing surface with clean engine oil.
3. Place the crankshaft front oil seal onto the crankshaft.
4. Install J 44645 to the crankshaft.
5. Press the crankshaft front oil seal onto the crankshaft using J 44645 until the tool bottoms out.
6. Remove J 44645.