C 2500 Truck 2WD V8-6.6L DSL Turbo VIN 1 (2001)
Front Crankshaft Seal: Service and Repair
Crankshaft Front Oil Seal Replacement
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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 the J 44644 to the crankshaft front oil seal.
The jaws of the J 44644 fit into the inner sleeve.
3. Remove the crankshaft front oil seal assembly.
Installation Procedure
1. Clean the front crankshaft seal bore and the crankshaft.
2. Install the J 44645 seal guide onto the crankshaft.
3. Place the crankshaft front oil seal onto the J 44645 seal guide.
4. Install the J 44645 seal press.
5. Press the crankshaft front oil seal into the crankshaft with the J 44645 until the tool bottoms out.
6. Remove the J 44645.
7. Measure the distance between the end of the crankshaft and the oil seal.
8. The service measurement is 43.45 - 44.05 mm (1.7106 - 1.7342 inch).
9. Install the crankshaft balancer pulley.