GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 357563  Size: SH
  1. Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement .
  2. Use a suitable prying tool to remove the crankshaft front oil seal.
  3. Inspect the engine front cover seal bore for damage.
  4. Inspect the crankshaft balancer seal area. Refer to Crankshaft Balancer Cleaning and Inspection .

Installation Procedure

Tools Required

J 35468 Oil Seal Installer


    Object Number: 357566  Size: SH

    Important: The engine front cover is a plastic composition.

  1. Lubricate the exterior of the crankshaft front oil seal with clean engine oil.
  2. Use the J 35468 with a hammer in order to install the crankshaft front oil seal.
  3. Inspect to ensure the crankshaft front oil seal is flush and square to the engine front cover.
  4. Install the crankshaft balancer. Refer to Crankshaft Balancer Replacement .