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Home › Buick › 2004 › Century Base › Repair and Diagnosis › Engine Mechanical › Engine Mechanical - 3.1L › Repair Instructions › On-Vehicle Repair Instructions › Engine Oil Level Sensor and/or Switch Replacement › Installation Procedure

Installation Procedure

    Fig 1: Oil Level Sensor Electrical Connector
    GM54406Courtesy of GENERAL MOTORS CORP.
  1. Install the engine oil level sensor to the oil pan.
    2. NOTE: Refer to Fastener Notice in Cautions and Notices.
  2. Install the engine oil level sensor bolt.

    Tighten:  Tighten the bolt to 10 N.m (89 lb in).

  3. Connect the engine oil level sensor electrical connector.
    4. Fig 2: View Of Engine Oil Drain Plug
    GM190542Courtesy of GENERAL MOTORS CORP.
  4. Install the engine oil pan drain plug.

    Tighten:  Tighten the plug to 30 N.m (22 lb ft).

  5. Lower the vehicle.
  6. Fill the crankcase with engine oil. Refer to Engine Oil and Oil Filter Replacement .
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