Rear Axle Bearing & Seal: Removal

Raise and support vehicle. Remove wheels and brake drums. Loosen differential cover plate and drain lubricant from axle. Remove cover plate.
Remove pinion shaft lock bolt. See Fig 1 . Remove pinion shaft that goes between pinion gears. Push axle shaft inward and remove "C" lock from end of axle shaft. Remove axle shaft.
Pry seal from axle housing. Using Slide Hammer (J-2619-01) and Bearing Puller (J-22813-01), remove bearing from axle housing.

Fig 1: Removing Axle Shaft "C" Lock

Courtesy of GENERAL MOTORS CORP.