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Home >> Chevrolet >> 2002 >> Astro Van Passenger, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 805 (Rear Drive Axle) >> Repair Instructions >> Drive Pinion and Ring Gear Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Safari and 2003 Chevrolet Astro. 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 .
  3. Remove the drive pinion yoke and the seal. Refer to DRIVE PINION FLANGE/YOKE AND/OR OIL SEAL REPLACEMENT .
  4. Install the J 22536  as shown.
    Fig 1: Removing Pinion Using J 22536 & Hammer
    G01643118Courtesy of GENERAL MOTORS CORP.

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

  5. 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.

  6. Remove the collapsible spacer from the pinion. Discard and spacer.
    Fig 2: Pinion Bearings & Bearing Cups
    G01643119Courtesy of GENERAL MOTORS CORP.
  7. Remove the pinion bearings and the bearing cups. Refer to DRIVE PINION BEARINGS REPLACEMENT .

    Important:  The ring gear bolts have left-hand threads.

  8. Remove the ring gear bolts. Discard the bolts.
    Fig 3: Ring Gear Bolts
    G01643120Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to RING GEAR REMOVAL NOTICE in Cautions and Notices.
  9. Remove the ring gear from the differential. Drive the gear off with a brass drift if necessary.
    Fig 4: Removing Ring Gear From Differential Using Brass Drift
    G01643121Courtesy of GENERAL MOTORS CORP.
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