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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1612 (Rear Drive Axle) >> Repair Instructions >> Drive Pinion Bearings Replacement (9.75 Inch Axle) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 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 JACKING AND LIFTING .
  2. Remove the differential assembly. Refer to Differential Replacement (8.6 Inch, 9.5 Inch Axles)  or Differential Replacement (9.75 Inch Axle)  or Differential Replacement (10.5 Inch, 11.5 Inch Axle) .
  3. Remove the pinion yoke and the pinion oil seal. Refer to Drive Pinion Flange/Yoke and/or Oil Seal Replacement (All Except 9.75 Inch Axle)  or Drive Pinion Flange/Yoke and/or Oil Seal Replacement (9.75 Inch Axle) .
  4. Remove the thrust washer.
    5. Fig 1: Thrust Washer
    G01480728Courtesy of GENERAL MOTORS CORP.
  5. Install the J 22536  as shown.

    Ensure that the J 22536  is firmly seated on the pinion.

  6. Drive the pinion out using the J 22536  and a hammer.

    Strike the J 22536  slowly. Do not let the pinion fall out of the rear axle housing.

  7. Remove the pinion preload shims from the drive pinion and set aside.
    8. Fig 2: J 22536 (Pinion Driver)
    G01480729Courtesy of GENERAL MOTORS CORP.
  8. Remove the inner pinion bearing cup and the oil deflector using the J 45703  (2) and the J 42176  (1).
  9. Remove the outer pinion bearing cup using the J 45705  and the J 42176. 
    Fig 3: Removing Inner Pinion Bearing Cup And Oil Deflector (Using J 45703 & J 42176
    G01480730Courtesy of GENERAL MOTORS CORP.
  10. Remove the inner pinion bearing using the J 22912-01  and a hydraulic press.
  11. Remove the pinion position shim.
Fig 4: Remove Inner Pinion Bearing Using J 22912-01
G01480731Courtesy of GENERAL MOTORS CORP.
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