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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1388 (Front Drive Axle) >> Repair Instructions >> Front Drive Axle Inner Shaft and Inner Shaft Housing Replacement (8.25 F4WD Axle) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Drain the differential carrier assembly. Refer to Front Axle Lubricant Replacement .
    3. NOTE: 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 12.
  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. NOTE: 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: Identifying 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: Identifying 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 Front Drive Axle Inner Shaft Seal and Inner Shaft Bearing Replacement .
    12. Fig 5: Identifying 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.
    2. Disconnect the wheel drive shaft from the inner axle shaft.
    3. Support the wheel drive shaft in order to not over flex the CV joint.
    4. Remove the inner axle shaft using a hammer and a brass drift.
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