Hummer H2. Manual - part 1393

Fig. 29: Radiator Hose & Radiator (Outlet) 
Courtesy of GENERAL MOTORS CORP. 

1. Install the radiator outlet hose (3) to the radiator (1).  

2. Position the radiator outlet hose clamp (2) to the radiator (1). 

 

2004 Hummer H2 

2004 ENGINE Engine Cooling - Hummer H2

  

Fig. 30: Radiator Hose & Engine (Outlet) 
Courtesy of GENERAL MOTORS CORP. 

3. Install the radiator outlet hose (3) to the engine (1).  

4. Position the radiator outlet hose clamp (2) to the engine (1).  

5. Install the air cleaner resonator outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement 

in Engine Controls - 4.8L, 5.3L and 6.0L.  

6. Fill the cooling system. Refer to Draining and Filling Cooling System .  

RADIATOR VENT INLET HOSE REPLACEMENT 

 

2004 Hummer H2 

2004 ENGINE Engine Cooling - Hummer H2

  

Removal Procedure 

Fig. 31: Radiator Vent Inlet Hose 
Courtesy of GENERAL MOTORS CORP. 

1. Drain the cooling system. Refer to Draining and Filling Cooling System .  

2. Remove the air cleaner resonator outlet duct. Refer to Air Cleaner Resonator Outlet Duct 

Replacement in Engine Controls - 4.8L, 5.3L and 6.0L.  

3. Reposition the radiator vent inlet hose clamp from the radiator.  

4. Remove the radiator vent inlet hose (2) from the radiator.  

5. Remove the radiator vent inlet hose (2) from the fan shroud retainer.  

6. Reposition the radiator vent inlet hose clamp from the throttle body.  

7. Remove the radiator vent inlet hose (2) from the throttle body. 

 

2004 Hummer H2 

2004 ENGINE Engine Cooling - Hummer H2

  

8. Remove the vent inlet hose from the vehicle.  

Installation Procedure 

Fig. 32: Radiator Vent Inlet Hose 
Courtesy of GENERAL MOTORS CORP. 

1. Install the radiator vent inlet hose (2) to the throttle body.  

2. Install the radiator vent inlet hose clamp to the throttle body.  

3. Install the radiator vent inlet hose (2) to the fan shroud retainer.  

4. Install the radiator vent inlet hose (2) to the radiator.  

5. Install the radiator vent inlet hose clamp to the radiator.  

6. Install the air cleaner resonator outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement

 

2004 Hummer H2 

2004 ENGINE Engine Cooling - Hummer H2