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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 drive 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
    G01480708Courtesy 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. Remove the inner pinion bearing and the pinion position shim. Refer to Drive Pinion Bearings Replacement (8.6, 9.5, 11.5 Inch Axles)  or Drive Pinion Bearings Replacement (9.75 Inch Axle)  or Drive Pinion Bearings Replacement (10.5 Inch Axle) .
    Fig 2: J 22536 (Pinion Driver)
    G01480709Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: The ring gear bolts have right-hand threads.
  9. Remove the ring gear bolts. Discard the bolts.
    Fig 3: Ring Gear Bolts
    G01480710Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to RING GEAR REMOVAL NOTICE .
  10. Remove the ring gear from the differential case. Drive the gear off with a brass drift if necessary.
Fig 4: Removing Ring Gear From Differential Case
G01480711Courtesy of GENERAL MOTORS CORP.
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