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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 900 (Rear Drive Axle) >> Repair Instructions >> Rear Axle Lubricant Replacement (8.6 Inch Axle) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet 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. Fig 1: View Of Rear Axle Fill Plug
    GM392774Courtesy of GENERAL MOTORS CORP.
  3. Remove the rear axle fill plug.
  4. Fig 2: Identifying Rear Axle Housing Cover & Bolts
    GM341650Courtesy of GENERAL MOTORS CORP.
  5. Remove the rear axle housing cover bolts (1). Discard the rear axle housing cover bolts.
  6. Carefully remove the rear axle housing cover (2) and drain the lubricant into a suitable container.
  7. Remove any gasket material from the rear axle housing and/or the rear axle housing cover.
  8. Inspect the bottom of the rear axle housing for excessive metal particle accumulation. This accumulation is an indication of extreme wear.