Sierra Classic 3500 4WD V8-8.1L (2007)
Axle Bearing: Adjustments
Wheel Bearing Adjustment
Preliminary Inspection
Important:
Ensure the brakes are fully released and do not drag.
Pull or push the tire at the top back and forth in order to test the wheel bearing play.
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Use a pry bar under the tire as an alternative.
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If the wheel bearing adjustment is correct, the movement will be barely noticeable.
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If the movement is excessive, adjust the bearings.
Adjustment Procedure
Tools Required
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J 2222-C Wheel Bearing Nut Wrench
1. Raise the vehicle. Refer to Vehicle Lifting.
2. Remove the axle shaft. Refer to Rear Axle Shaft and/or Gasket Replacement.
3. Remove the hub adjuster nut retaining ring.
4. Remove the adjuster nut lock key.
