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.

Raise the vehicle. Refer to Lifting and Jacking the Vehicle .

Fig 1: View Of Rear Axle Fill Plug

Courtesy of GENERAL MOTORS CORP.

For the 9.5/9.5LD and the 10.5 inch axles, remove the rear axle fill plug.

Fig 2: View Of Rear Axle Fill Plug

Courtesy of GENERAL MOTORS CORP.

For the 11.5 inch axle, remove the fill plug.

Fig 3: Locating Rear Axle Drain Plug

Courtesy of GENERAL MOTORS CORP.

Remove the rear axle drain plug.
Drain the lubricant into a suitable container.
Inspect the drain plug for excessive metal particle accumulation. This accumulation is symptomatic of extreme wear.
Clean the drain plug.