Hummer H2. Manual - part 1746

2. Disconnect the oil pressure sensor electrical connector (1). 

Fig. 178: Oil Pressure Sensor & J 41712 
Courtesy of GENERAL MOTORS CORP. 

3. Using J 41712 or equivalent, remove the oil pressure sensor.  

Installation Procedure 

 

2004 Hummer H2 

2004 ENGINE Engine Mechanical - 4.8L, 5.3L, and 6.0L - Hummer H2

  

Fig. 179: Oil Pressure Sensor & J 41712 
Courtesy of GENERAL MOTORS CORP. 

1. Apply sealant GM U.S. P/N 12346004, Canada P/N 10953480, or equivalent, to the threads of the oil 

pressure sensor.  

2. Using J 41712 or equivalent, install the oil pressure sensor. 

Tighten: Tighten the oil pressure sensor to 20 N.m (15 lb ft).

NOTE:

Refer to Fastener Notice in Cautions and Notices.

 

2004 Hummer H2 

2004 ENGINE Engine Mechanical - 4.8L, 5.3L, and 6.0L - Hummer H2

  

Fig. 180: Oil Pressure Sensor Electrical Connector 
Courtesy of GENERAL MOTORS CORP. 

3. Connect the oil pressure sensor electrical connector (1).  

4. If necessary, install the engine sight shield. Refer to Engine Sight Shield Replacement (6.0L (LQ4)) .  

ENGINE OIL LEVEL SENSOR AND/OR SWITCH REPLACEMENT 

Removal Procedure 

 

2004 Hummer H2 

2004 ENGINE Engine Mechanical - 4.8L, 5.3L, and 6.0L - Hummer H2

  

Fig. 181: Oil Level Sensor Electrical Connector 
Courtesy of GENERAL MOTORS CORP. 

1. Drain the engine oil. Refer to Engine Oil and Oil Filter Replacement .  

2. Disconnect the oil level sensor electrical connector (6). 

 

2004 Hummer H2 

2004 ENGINE Engine Mechanical - 4.8L, 5.3L, and 6.0L - Hummer H2