GM Service Manual Online
For 1990-2009 cars only

Engine Oil Pressure Sensor or Switch Replacement w/L47

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 (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. Adjust the engine oil level to the full mark.
  6. Inspect for oil leaks after engine start up.

Engine Oil Pressure Sensor or Switch Replacement w/LX5

Removal Procedure


    Object Number: 483127  Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Disconnect the electrical connector from the oil pressure switch.
  3. Remove the oil pressure switch.

Installation Procedure

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


    Object Number: 483127  Size: SH
  1. Install the engine oil pressure switch.
  2. Tighten
    Tighten the engine oil pressure switch to 10 N·m (89 lb in).

  3. Connect the electrical connector to the oil pressure switch.
  4. Lower the vehicle.
  5. Inspect for oil leaks after engine start up.
  6. Adjust the engine oil level to the full mark.