Hummer H2. Manual - part 1745

Tighten: Tighten the battery cable channel bolt to 12 N.m (106 lb in).

Fig. 174: Oil Level Sensor Electrical Connector 
Courtesy of GENERAL MOTORS CORP. 

13. Connect the oil level sensor electrical connector (6). 

 

2004 Hummer H2 

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

  

Fig. 175: Left Closeout Cover & Bolt 
Courtesy of GENERAL MOTORS CORP. 

14. Install the transmission cover and bolt. 

Tighten: Tighten the transmission cover bolt to 12 N.m (106 lb in).

 

2004 Hummer H2 

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

  

Fig. 176: Crossbar & Engine (2WD) 
Courtesy of GENERAL MOTORS CORP. 

15. Install the crossbar.  

16. Install the crossbar bolts. 

Tighten: Tighten the crossbar bolts to 100 N.m (74 lb ft). 

17. Install the starter motor. Refer to Starter Motor Replacement in Engine Electrical.  

18. Install the front differential. Refer to Differential Carrier Assembly Replacement in Driveline Axle.  

19. Install new engine oil and a new oil filter. Refer to Engine Oil and Oil Filter Replacement .  

ENGINE OIL PRESSURE SENSOR AND/OR SWITCH REPLACEMENT 

 

2004 Hummer H2 

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

  

Tools Required 

J 41712 Oil Pressure Sensor Socket 

Removal Procedure 

Fig. 177: Oil Pressure Sensor Electrical Connector 
Courtesy of GENERAL MOTORS CORP. 

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

 

2004 Hummer H2 

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