GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: Refer to Battery Disconnect Caution in the Preface section.

  1. Disconnect the negative battery cable.
  2. Remove the crankshaft pulley. Refer to Crankshaft Pulley Replacement .
  3. Important: To protect the crankshaft from damage, wrap the tip of the screwdriver with tape.


    Object Number: 234225  Size: SH
  4. Use a screwdriver and pry out the crankshaft front oil seal.

Installation Procedure


    Object Number: 234233  Size: SH
  1. Lubricate the new crankshaft front oil seal with Chassis Grease GM P/N 1051344 (Canadian P/N 993037) or equivalent.
  2. Using a hammer and an appropriate driver, lightly tap the crankshaft front oil seal into place.
  3. Important: Tap the oil seal in until its surface is flush with the crankshaft front oil seal retainer edge.

  4. Install the crankshaft pulley. Refer to Crankshaft Pulley Replacement .
  5. Notice: Refer to Fastener Notice in the Preface section.

  6. Connect the negative battery cable.
  7. Tighten
    Tighten the battery cable bolt to 15 N·m (11 lb ft).

  8. Start the engine.