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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1347 (Rear Drive Axle) >> Repair Instructions >> Drive Pinion Bearings Replacement (8.6, 9.5, 11.5 Inch Axles) >> 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 drive pinion from the axle. Refer to Drive Pinion and Ring Gear Replacement (8.6 Inch, 9.5 Inch, 11.5 Inch Axles)  or Drive Pinion and Ring Gear Replacement (9.75 Inch Axle)  or Drive Pinion and Ring Gear Replacement (10.5 Inch Axle) .
  4. For the 8.6 inch axle, install the J 45871  (1) around the pinion bearing and the J 22912-01  (2) in the inverted position around the J 45871. 
  5. Press the bearing off of the pinion using the J 45871  and the J 22912-01. 
    6. Fig 1: J 45871 & J 22912-01
    G01480717Courtesy of GENERAL MOTORS CORP.
  6. For the 9.5 inch and 11.5 inch axles, press the bearing off of the pinion using the J 22912-01. 
  7. Remove the shim.
    8. Fig 2: Press Pinion Off Bearing Using J 22912-01
    G01480718Courtesy of GENERAL MOTORS CORP.
  8. Remove the outer pinion bearing cup from the axle housing using a hammer and a brass drift in the slots provided. Move the drift back and forth between one side of the cup and the other in order to work the cups out of the housing evenly.
    Fig 3: Removing Outer Pinion Bearing Cup
    G01480719Courtesy of GENERAL MOTORS CORP.
  9. Remove the inner pinion bearing cup from the axle housing using a hammer and a brass drift in the slots provided. Move the drift back and forth between one side of the cup and the other in order to work the cups out of the housing evenly.
    Fig 4: Removing Inner Pinion Bearing Cup
    G01480720Courtesy of GENERAL MOTORS CORP.
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