GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 35268A 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 Timing Chain, Sprocket, and Tensioner Replacement
  3. Carefully drill a small, shallow pilot hole into the steel ring of the seal. Use caution when drilling the hole so as not to damage the area around and behind the seal.
  4. Screw in a self tapping screw.
  5. Use pliers to pull out the front main oil seal.
  6. Clean all 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 35268A 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 Timing Chain, Sprocket, and Tensioner Replacement
  5. Install the timing belt. Refer to Timing Belt Replacement