Silverado 3500 2WD V8-6.6L DSL Turbo VIN 2 (2004)
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.
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.
