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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1040 (Rear Drive Axle) >> Repair Instructions >> Drive Pinion Bearings Replacement (10.5 Inch Axle) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the differential assembly. Refer to Differential Replacement (8.6 Inch, 9.5 Inch Axles) , Differential Replacement (9.75 Inch Axle)  or Differential Replacement (10.5 Inch, 11.5 Inch Axle) .
  3. Remove the pinion gear bearing retainer. Refer to Drive Pinion Housing and/or Seal Replacement .
  4. Remove the pinion yoke and the oil seal. Refer to Drive Pinion Housing and/or Seal Replacement .
  5. Remove the outer pinion bearing.
  6. Remove the pinion.
    7. Fig 1: Removing Pinion
    GM694822Courtesy of GENERAL MOTORS CORP.
  7. Remove the collapsible spacer.
    8. Fig 2: Removing Collapsible Spacer
    GM739955Courtesy of GENERAL MOTORS CORP.
  8. Remove the inner pinion bearing from the pinion using the J 22912-01  and a hydraulic press.
    9. Fig 3: Removing Inner Pinion Bearing Using Hydraulic Press
    GM680110Courtesy of GENERAL MOTORS CORP.
  9. Remove the outer pinion bearing cup using a hammer and a brass drift in the slots provided.

    Move the drift back and forth between one side of the cup and the other in order to work the cups out of the retainer evenly.

    10. Fig 4: Removing Outer Pinion Bearing Cup
    GM739944Courtesy of GENERAL MOTORS CORP.
  10. Remove the inner pinion bearing cup using a hammer and a brass drift in the slots provided.

    Move the drift back and forth between one side of the cup and the other in order to work the cups out of the retainer evenly.

    11. Fig 5: Removing Inner Pinion Bearing Cup
    GM739945Courtesy of GENERAL MOTORS CORP.
  11. Remove the pinion gear pilot bearing using a brass drift and a hammer.
    12. Fig 6: Removing Pinion Gear Pilot Bearing
    GM694509Courtesy of GENERAL MOTORS CORP.
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