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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 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: Removing Thrust Washer
    GM815631Courtesy of GENERAL MOTORS CORP.
  5. Install the J 22536  as shown.

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

    6. Fig 2: Installing J 22536 Or J 44421 On Pinion
    GM683960Courtesy of GENERAL MOTORS CORP.
  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) , Drive Pinion Bearings Replacement (9.75 Inch Axle)  or Drive Pinion Bearings Replacement (10.5 Inch Axle) .
    9. IMPORTANT: The ring gear bolts have right-hand threads.
  9. Remove the ring gear bolts. Discard the bolts.
    10. Fig 3: Identifying Ring Gear Bolts
    GM866503Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Ring Gear Removal Notice in Cautions and Notices.
  10. Remove the ring gear from the differential case. Drive the gear off with a brass drift if necessary.
    11. Fig 4: Removing Ring Gear From Differential
    GM866502Courtesy of GENERAL MOTORS CORP.
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