Sierra 3500 4WD V8-6.6L DSL Turbo VIN 2 (2004)
Do not reuse the nut. A new nut must be used when installing the wheel drive shaft.
Remove the wheel driveshaft assembly retaining nut (2) and washer (3) from the wheel driveshaft.
7. Disengage the wheel drive shaft from the wheel hub and bearing using J 45859 or equivalent.
8. Remove the wheel hub and the 15-series bearing mounting bolts (4).
9. Remove the wheel hub and bearing (4) mounting bolts, 25/35 series.
10. Remove the wheel hub and bearing and splash shield from the vehicle.
11. Remove the O-ring seal from the steering knuckle bore, 25/35 series.
12. Remove the wheel speed sensor mounting bolt (5).
13. Clean and inspect the O-ring seal, 25/35 series.
14. Replace the seal if the following conditions exist:
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Nicks
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Cuts