Rear Crankshaft Oil Seal: Removal
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Disconnect negative battery cables. Remove transmission, see appropriate TRANSMISSIONS article. Pry seal from housing. Remove flywheel. Install Crankshaft Rear Oil Seal Remover (J-44641), remove crankshaft rear oil seal.