GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 4059  Size: SH
  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 oil seal.
  4. Inspect front cover seal area for damage.
  5. Inspect the crankshaft balancer seal area. Refer to Crankshaft Balancer Cleaning and Inspection

Installation Procedure

Tools Required

J 35468


    Object Number: 357566  Size: SH

    Important: The front cover is a plastic composition.

  1. Lubricate the exterior of the seal with clean engine oil.
  2. Use the J 35468
  3. Inspect to ensure the seal is flush and square to the front cover.

  4. Object Number: 4059  Size: SH
  5. Install the crankshaft balancer. Refer to Crankshaft Balancer Replacement