GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Disconnect the negative battery cable. Refer to

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

    in General Information.
  2. Remove the engine front cover. Refer to Engine Front Cover Replacement .
  3. Notice: The engine front cover could be damaged if it is not properly supported during seal removal.


    Object Number: 33616  Size: SH
  4. Support the front cover and drive the oil seal out the timing chain side of the cover.

Installation Procedure

Tool Required

J 36010 Front Cover Crankshaft Seal Installer


    Object Number: 33616  Size: SH
  1. Install the seal into the front cover by driving it in from the timing chain side using J 36010 . The J 36010 will properly position the seal in the front cover.
  2. Install the engine front cover. Refer to Engine Front Cover Replacement .
  3. Connect the negative battery cable.