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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> Drivelines & Axles >> Differentials & Drive Axles >> Front Drive Axle >> Repair Instructions >> Front Drive Axle Inner Shaft Seal and Inner Shaft Bearing Replacement >> Installation Procedure

Installation Procedure

    Fig 1: Installing Bearing With Square Shoulder Using J 36609 & J 8092
    GM856131Courtesy of GENERAL MOTORS CORP.
  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.

    2. Install the bearing with the square shoulder in using the J 36609  (1) and the J 8092  (2). See Special Tools .
  2. If installing the right side inner axle shaft seal, 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.

      2. Fig 2: Installing Axle Shaft Seal Using J 45225 & J8092
      GM1486570Courtesy of GENERAL MOTORS CORP.
    2. Install the new axle shaft seal using the J 45225  (1) and the J 8092  (2). See Special Tools .
  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 housing assembly to the differential carrier case assembly. Refer to Front Drive Axle Inner Shaft and Inner Shaft Housing Replacement .
    5. Fig 3: Installing Left Side Axle Shaft Bearing Using J 36609 & J 8092
    GM868358Courtesy of GENERAL MOTORS CORP.
  5. If installing the left side bearing and/or seal, perform the following steps:
    1. Install the bearing with the square shoulder in using the J 36609  (2) and the J 8092  (1). See Special Tools .
    2. Install the new axle shaft seal using the J 45225  and the J 8092  . See Special Tools .
    3. 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.
    4. Pull back on the inner axle shaft to ensure that the inner axle shaft is properly retained in the differential case side gear.
    5. Install the front differential carrier assembly. Refer to Differential Carrier Assembly Replacement .
  6. Fill the differential carrier assembly. Use the proper fluid. Refer to Front Axle Lubricant Replacement .
  7. Lower the vehicle.
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