GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement .

  2. Object Number: 357563  Size: SH
  3. Use a suitable prying tool to remove the crankshaft front oil seal.
  4. Inspect the engine front cover seal bore for damage.
  5. Inspect the crankshaft balancer sealing surface for dmaage. Refer to Crankshaft Balancer Clean and Inspect .

Installation Procedure

Tools Required

J 35468 Cover Aligner/ Seal Installer.


    Object Number: 357566  Size: SH
  1. Look to ensure that the pre-applied grease on the crankshaft front oil seal is intacted.
  2. Use the J 35468 Cover Aligner/ Seal Installer in order to install the crankshaft front oil seal.
  3. Inspect to ensure the crankshaft front seal is flush and square to the engine front cover.
  4. Install the crankshaft balancer. Refer to Crankshaft Balancer Installation .