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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 372 (Front Drive Axle) >> Repair Instructions >> Front Drive Axle Inner Shaft and Inner Shaft Housing Replacement >> Installation Procedure

Installation Procedure

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NOTE:

Align the splines on the inner axle shaft with those of the differential side gear before installing the inner axle shafts.

    Fig 1: Axle Shaft Inner Flange - Front Drive Axle
    GM1581721Courtesy of GENERAL MOTORS CORP.
    NOTE:

    Ensure that the inner axle shaft is properly retained in the differential

  1. Using a soft-faced mallet, install the inner axle shaft.
  2. Install the right side NEW inner axle shaft bearing and the new seal to the inner axle shaft housing. Refer to Front Drive Axle Inner Shaft Seal and Inner Shaft Bearing Replacement (8.6/ 9.25 Inch Axle) .
    3. Fig 2: Inner Axle Shaft & Components
    GM1690932Courtesy of GENERAL MOTORS CORP.
    NOTE:

    Do not install the inner axle shaft completely into the inner axle shaft housing at this time.

  3. Install the inner axle shaft (1) into the inner axle shaft housing (4).
  4. Install the NEW inner axle shaft housing gasket (3).
  5. Install the inner axle shaft (1) and the inner axle shaft housing (4) to the differential carrier assembly.
  6. Install the inner axle shaft housing bolts (2) and tighten to 40 N.m (30 lb ft).
    7. Fig 3: Front Drive Inner Axle Shaft Housing Nuts
    GM763653Courtesy of GENERAL MOTORS CORP.
  7. Install the inner axle shaft housing nuts to the bracket and tighten to 100 N.m (75 lb ft).
    8. NOTE:

    Ensure that the inner axle shaft is properly retained in the differential.

  8. Using a soft-faced mallet, install the inner axle shaft.
    9. Fig 4: Wheel Drive Shaft Inboard Flange Bolt - Front Drive Axle
    GM763646Courtesy of GENERAL MOTORS CORP.
  9. Install the wheel drive shaft. Refer to Wheel Drive Shaft Replacement (2500) , Wheel Drive Shaft Replacement (1500) .
  10. Using the correct fluid, fill the differential carrier assembly with axle lubricant. Refer to Front Axle Lubricant Replacement .
  11. Lower the vehicle.
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