Crankshaft Rear Oil Seal Installation

Tools Required 

J 38196 Rear Crankshaft Seal Installer

Fig 1: Crankshaft Rear Oil Seal
Courtesy of GENERAL MOTORS CORP.
1. Apply engine oil to the inside diameter and the outside diameter of the crankshaft rear oil seal.
2. Slide the crankshaft rear oil seal over the mandrel until the back bottoms squarely against the collar of the tool.
Fig 2: Installing Crankshaft Rear Oil Seal Using J 38196
Courtesy of GENERAL MOTORS CORP.
3. Use the following procedure to install the seal:
   NOTE: Refer to Fastener Notice in Cautions and Notices.
   1. Attach J 38196 to the crankshaft by hand or tighten attaching screws to 5N.m (54lbin).
   2. Turn the T handle of J 38196 so the collar pushes the crankshaft rear oil seal into the bore. Turn the handle until the tool is bottomed out. Ensure the crankshaft rear oil seal is seated properly.
   3. Loosen the T handle of J 38196 until it comes to a stop.
   4. Remove the attaching screws.