GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 38841 Crankshaft Rear Oil Seal Installer


    Object Number: 217136  Size: SH
  1. Apply engine oil to the inside and outside diameter of the new crankshaft rear oil seal.
  2. Slide the crankshaft rear oil seal over the mandrel until the back of the crankshaft rear oil seal bottoms squarely against the collar of the tool.
  3. Install the crankshaft rear oil seal.
  4. 3.1. Align the dowel pin of J 38841 with the dowel pin in the crankshaft.
    3.2. Attach the J 38841 to the crankshaft by hand or tighten attaching screws to 5 N·m (45 lb in).
    3.3. Turn the T-handle of J 38841 so the collar pushes the seal into the bore.

    Turn the handle until the collar is tight against the case. Ensure the seal is seated properly.

    3.4. Loosen the T-handle until it comes to a stop.
    3.5. Remove the attaching screws.