Rear Crankshaft Oil Seal: Removal
WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 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 AUTOMATIC TRANSMISSIONS article in TRANSMISSIONS. Pry seal from housing. Remove flywheel. Install Crankshaft Rear Oil Seal Remover (J-44641), remove crankshaft rear oil seal.