GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 38196 Rear Crankshaft Seal Installer


    Object Number: 26129  Size: SH
  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.

  3. Object Number: 37747  Size: SH
  4. Use the following procedure to install the seal:
  5. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

    3.1. Attach J 38196 to the crankshaft by hand or tighten attaching screws to 5 N·m (54 lb in).
    3.2. 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.
    3.3. Loosen the T handle of J 38196 until it comes to a stop.
    3.4. Remove the attaching screws.