GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Raise the vehicle.

  2. Object Number: 12321  Size: SH
  3. Drain the engine oil.
  4. Disconnect the electrical connector from the engine oil level sensor.
  5. Remove the engine oil level sensor from the oil pan.

Installation Procedure


    Object Number: 12321  Size: SH
  1. Install the engine oil level sensor into the oil pan.
  2. Tighten
    Tighten the sensor to 17 - 27 N·m (13 - 20 lb ft).

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Connect the electrical connector.
  4. Lower the vehicle.
  5. Add engine oil to correct level.