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Installation Procedure

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  1. If installing the right side bearing, perform the following steps:
    1. Install the inner axle shaft housing into a vise.

      Clamp only on the mounting flange of the inner axle shaft housing.

      Fig 1: Installing Bearing With Square Shoulder
      G01455851Courtesy of GENERAL MOTORS CORP.
    2. Install the bearing with the square shoulder in using the J 36609  (1) and the J 8092  (2).
  2. Install the new axle shaft seal using the J 45225  (1) and the J 8092  (2).
    Fig 2: Installing New Axle Shaft Seal
    GM1486575
  3. Install the inner axle shaft into the inner axle shaft housing.

    Carefully tap the inner axle shaft into place with a soft-faced mallet.

  4. Install the inner axle shaft and clutch fork assembly components into the inner axle housing. Refer to INNER SHAFT AND/OR HOUSING REPLACEMENT - FRONT DRIVE AXLE (8.25 S4WD AND 9.25 AXLES)   or  INNER SHAFT AND/OR HOUSING REPLACEMENT - FRONT DRIVE AXLE (8.25 F4WD AXLE)   .
  5. Install the inner axle shaft and housing assembly to the differential carrier case assembly. Refer to INNER SHAFT AND/OR HOUSING REPLACEMENT - FRONT DRIVE AXLE (8.25 S4WD AND 9.25 AXLES)   or  INNER SHAFT AND/OR HOUSING REPLACEMENT - FRONT DRIVE AXLE (8.25 F4WD AXLE)   .
  6. If both the left side bearing and seal was removed, perform the following step. Install the left side bearing with the square shoulder in using the J 36609  (1) and the J 8092  (2).
    Fig 3: Install The Left Side Bearing
    GM1332722
  7. If both the left side bearing and seal was removed, perform the following step. Install the new axle shaft seal using the J 45225  (1) and the J 8092  (2).
    Fig 4: Install The New Axle Shaft Seal
    GM1486568
  8. If both the left side bearing and seal was removed, perform the following step. Install the inner axle shaft into the differential case side gear using a soft-faced mallet until the retaining ring on the inner axle shaft is fully seated within the groove in the differential case side gear.

    Pull back on the inner axle shaft to ensure that the inner axle shaft is properly retained in the differential case side gear.

  9. If both the left side bearing and seal was removed, perform the following step. Install the front differential carrier assembly. Refer to DIFFERENTIAL CARRIER ASSEMBLY REPLACEMENT .
  10. If only the left side seal was removed, perform the following step. Install the seal using the J 45225  and a soft-faced mallet.

    Tap only on the center portion of the J 45225  in order to drive the seal in evenly.

    Fig 5: Installing Seal Using
    GM1581722
  11. If only the left side seal was removed, perform the following step. Install the inner axle shaft into the differential case side gear using a soft-faced mallet until the retaining ring on the inner axle shaft is fully seated within the groove in the differential case side gear.
    Fig 6: Axle Shaft Inner Flange
    GM1581721
  12. If only the left side seal was removed, perform the following step. Install the wheel drive shaft to the inner axle shaft.
    NOTE: Refer to FASTENER NOTICE .
  13. If only the left side seal was removed, perform the following step. Install the wheel drive shaft to the inner axle shaft bolts.

    Tighten 

    Tighten the wheel drive shaft to inner axle shaft bolts to 79 Nm (58 lb ft).

  14. Fill the differential carrier assembly. Use the proper fluid. Refer to LUBRICANT REPLACEMENT - FRONT DRIVE AXLE .
  15. Lower the vehicle.