Montana SV6 (2006), Relay, Terraza, Uplander (2005-2007)

Oil Pressure Sensor

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Removal & Installation



3.5L Engine
  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Disconnect the battery negative cable from the battery.
  4.  
  5. Remove the electrical connector from the engine oil pressure sensor.
  6.  
  7. Remove the engine oil pressure switch.

    Click image to see an enlarged view

    Fig. Oil pressure sensor location-3.5L engine

  8.  

To install:

  1. Install the engine oil pressure switch and tighten to 12 ft. lbs. (16 Nm).
  2.  
  3. Install the electrical connector to the engine oil pressure switch.
  4.  
  5. Connect the battery negative cable to the battery.
  6.  
  7. Start the engine and check for leaks.
  8.  

3.9L Engine
  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Disconnect the negative battery cable.
  4.  
  5. Raise and safely support the vehicle.
  6.  
  7. Remove the radiator air baffle.
  8.  
  9. Disconnect the engine harness electrical connector (2) from the oil pressure sensor.

    Click image to see an enlarged view

    Fig. Disconnect the electrical connector from the oil pressure sensor to remove-3.9L engine

  10.  
  11. Remove the oil pressure sensor.
  12.  

To install:

  1. Install the oil pressure sensor and tighten to 12 ft. lbs. (16 Nm).
  2.  
  3. Connect the oil pressure sensor electrical connector.
  4.  
  5. Install the radiator air baffle.
  6.  
  7. Connect the negative battery cable.
  8.  
  9. Start the engine and check for leaks.
  10.  

 
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