GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 33909  Size: SH
  1. Remove the axle shaft stud nuts.
  2. Notice: Do not attempt to loosen the dowels or remove the axle shaft by using a hammer, a chisel or wedge-type tool. To use such tools to loosen the dowels or remove the axle shaft may damage the hub, the axle shaft and/or the oil seals.


    Object Number: 33906  Size: SH
  3. Remove the split tapered dowels.
  4. Hold a 19 mm (3/4 in) diameter brass drift against the axle shaft head inside the circular driving lugs.

  5. Object Number: 33904  Size: SH
  6. Remove the axle shaft.

  7. Object Number: 33902  Size: SH
  8. Remove the gasket.

  9. Object Number: 33896  Size: SH
  10. Inspect the shaft to see if it is bent.
  11. Inspect the shaft splines for chips, burns, cracking or wear. Replace the shaft if any of those conditions exist.

Installation Procedure


    Object Number: 33902  Size: SH
  1. Install a new gasket.

  2. Object Number: 33904  Size: SH
  3. Install the axle shaft.
  4. Important: Dip the splined end of the shaft in axle oil before installing the shaft on the vehicle. Rotate the axle shaft as needed in order to align the axle shaft head holes with the studs.


    Object Number: 33906  Size: SH
  5. Install the split tapered dowels.

  6. Object Number: 33909  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  7. Install the axle shaft stud nuts.
  8. Tighten
    Tighten the nuts to 70 N·m (55 lb ft).