WARNING: This page is about a different car, the 2005 Dodge Stratus and 2005 Chrysler Sebring. However, it is still accessible from the selected car via links, so may be relevant.
Apply a small amount of engine oil to the entire circumference of the oil seal lip.
Use special tool MD998718 to tap in the oil seal as shown in the illustration.
Fig 1: Tapping Oil Seal Using Special Toll MD998718