GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 35268-A Camshaft Front Main Seal Installer

Removal Procedure


    Object Number: 894318  Size: SH
  1. Remove the timing belt. Refer to Timing Belt Replacement .
  2. Remove the crankshaft gear. Refer to Camshaft Drive Sprocket Replacement .
  3. Important: Do not damage the area around and behind the seal when drilling the hole.

  4. Carefully, drill a small, shallow pilot hole into the steel ring of the seal.
  5. Screw in a self-tapping screw.
  6. Use pliers to pull out the front main oil seal.
  7. Clean all of the sealing surfaces.

Installation Procedure


    Object Number: 894296  Size: SH
  1. Coat the lip of the front main oil seal with a small amount of clean engine oil to aid in the installation.
  2. Use the J 35268-A to install the front main oil seal.
  3. Ensure that the front main oil seal is fully and evenly seated.
  4. Install the crankshaft gear. Refer to Camshaft Drive Sprocket Replacement .
  5. Install the timing belt. Refer to Timing Belt Replacement .