WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Axle Seal Remover
Courtesy of DAIMLERCHRYSLER CORP.
Remove axle shaft.
Remove axle shaft tube (1) seal with Remover 7794-A (2) and slid hammer.