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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 103 (Front Drive Axle) >> Repair Instructions >> Inner Shaft and/or Housing Replacement - Front Drive Axle (8.25 F4WD Axle) >> Removal Procedure

Removal Procedure

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  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Drain the differential carrier assembly. Refer to Lubricant Replacement - Front Drive Axle .
    3. IMPORTANT: If only replacing the right side inner shaft and/or housing, follow the steps below. If only replacing the left side inner shaft, proceed to step 13.
  3. Remove the front shock absorber. Refer to Shock Absorber Replacement (2500 Series) .
    4. Fig 1: View Of Wheel Drive Shaft Inboard Flange Bolt - Front Drive Axle
    GM763646Courtesy of GENERAL MOTORS CORP.
  4. Remove the wheel drive shaft inboard flange bolts from the inner axle shaft.
    5. IMPORTANT: Support the wheel drive shaft in order to not over flex the constant velocity (CV) joint.
  5. Disconnect the wheel drive shaft from the inner axle shaft.
    6. Fig 2: Disconnecting Inner Axle Shaft - Front Drive Axle (8.25 F4WD Axle)
    GM763648Courtesy of GENERAL MOTORS CORP.
  6. Using a hammer and brass drift, disconnect the inner axle shaft from the differential case side gear.
    7. Fig 3: View Of Inner Axle Shaft Housing Nuts - Front Drive Axle (8.25 F4WD Axle)
    GM763653Courtesy of GENERAL MOTORS CORP.
  7. Remove the inner axle shaft housing nuts from the bracket.
    8. Fig 4: View Of Inner Axle Shaft & Components
    GM1690932Courtesy of GENERAL MOTORS CORP.
  8. Remove the inner axle shaft housing bolts (2) from the differential carrier assembly.
  9. Remove the inner axle shaft (1) and inner axle shaft housing (4) from the vehicle.
  10. Remove the inner axle shaft housing gasket (3) from the inner axle shaft housing (4).
  11. Remove the inner axle shaft seal and the bearing from the inner axle shaft housing. Refer to Inner Axle Seal and/or Bearing Replacement - Front Drive Axle .
    12. Fig 5: Removing Inner Axle Shaft - Front Drive Axle
    GM1581720Courtesy of GENERAL MOTORS CORP.
  12. If only replacing the left side inner axle shaft, perform the following steps:
    1. Remove the wheel drive shaft inboard flange bolts from the inner axle shaft.

      Disconnect the wheel drive shaft from the inner axle shaft.

    2. Support the wheel drive shaft in order to not over flex the CV joint.
    3. Remove the inner axle shaft using a hammer and a brass drift.
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