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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1459 (Rear Drive Axle) >> Repair Instructions >> Drive Pinion and Ring Gear Replacement >> Removal Procedure

Removal Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. 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 tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  3. Remove the brake calipers. Refer to Brake Caliper Replacement - Rear in Disc Brakes.
  4. Remove the brake rotors. Refer to Brake Rotor Replacement - Rear in Disc Brakes.
  5. Remove the axle shafts. Refer to Rear Axle Shaft Replacement  .
  6. Remove the differential assembly. Refer to Differential Replacement  .
  7. Remove the drive pinion yoke and the oil seal. Refer to Drive Pinion Flange/Yoke and/or Oil Seal Replacement  .
    8. Fig 1: Installing J 22536 Or J 44421 On Pinion
    GM683960Courtesy of GENERAL MOTORS CORP.
  8. Install the J 22536  as shown.

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

  9. 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.

    10. Fig 2: View Of Collapsible Spacer & Pinion
    GM9731Courtesy of GENERAL MOTORS CORP.
  10. Remove the collapsible spacer from the pinion. Discard the spacer.
  11. Remove the pinion bearings and the cups. Refer to Drive Pinion Bearings Replacement  .
  12. Remove the left-hand threaded ring gear bolts. Discard the bolts.
  13. Remove the ring gear from the differential. Drive the gear off with a brass drift if necessary.
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