GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

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

  2. Object Number: 187028  Size: SH
  3. Pry out the crankshaft front oil seal using a suitable tool. Use care not to damage the engine front cover or the crankshaft.
  4. Inspect the crankshaft, the crankshaft balancer and the engine front cover for wear and/or damage. Replace the components as necessary. Refer to the following procedures:
  5. •  Crankshaft Balancer Cleaning and Inspection
    •  Engine Front Cover Cleaning and Inspection

Installation Procedure

Tools Required

J 35468 Crankshaft Front Oil Seal Installer


    Object Number: 187026  Size: SH
  1. Align the J 35468 and the crankshaft front oil seal with the engine front cover and crankshaft.
  2. Install the crankshaft front oil seal using the J 35468 and a suitable tool.
  3. Install the crankshaft balancer. Refer to Crankshaft Balancer Replacement .