GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 481563  Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Disconnect the electrical connector (2) from the oil pressure switch (1).
  3. Remove the oil pressure switch (1) from the oil filter adapter housing (3).

Installation Procedure

    Notice: Refer to Component Fastener Tightening Notice in the Preface section.


    Object Number: 481563  Size: SH
  1. Install the oil pressure switch (1) to the oil filter adapter (3).
  2. Tighten
    Tighten the oil pressure switch to 16 N·m (12 lb ft).

  3. Connect the electrical connector (2) to the oil pressure switch (1).
  4. Lower the vehicle.
  5. Check the engine oil, add oil if necessary.
  6. Start the engine and check for leaks.