WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
J 4245
Internal Snap Ring Pliers
J 6219
Pitman Shaft Oil Seal Installer
Fig 1: Removing Snap Ring Using Internal Snap Ring Pliers (4WD)