Hummer H2. Manual - part 2007

Fig. 136: Upper Mode Door & Door Assembly 
Courtesy of GENERAL MOTORS CORP. 

10. Remove the lever from the upper mode door (4).  

11. Remove the lever from the defrost door (2).  

12. Remove the door assembly (3) from the left air distribution housing (1).  

13. Remove the mode door (4) from the door assembly (3).  

Installation Procedure 

 

2004 Hummer H2 

2004 HVAC Heating, Ventilation and Air Conditioning - Hummer H2

  

Fig. 137: Upper Mode Door & Door Assembly 
Courtesy of GENERAL MOTORS CORP. 

1. Install the mode door (4) to the door assembly (3).  

2. Install the door assembly (3) to the left air distribution housing (1).  

3. Install the lever to the defrost door (2).  

4. Install the lever to the upper mode door (4). 

 

2004 Hummer H2 

2004 HVAC Heating, Ventilation and Air Conditioning - Hummer H2

  

Fig. 138: Screws & Air Distribution Housing 
Courtesy of GENERAL MOTORS CORP. 

5. Install the air distribution housing halves. 

6. Install the screws to the air distribution housing (1). 

Tighten: Tighten the screws to 2 N.m (18 lb in).

NOTE:

Refer to Fastener Notice in Cautions and Notices.

 

2004 Hummer H2 

2004 HVAC Heating, Ventilation and Air Conditioning - Hummer H2

  

Fig. 139: Air Distribution Housing And HVAC Module Assembly 
Courtesy of GENERAL MOTORS CORP. 

7. Install the air distribution housing (1) to the HVAC module assembly (2).  

8. Install the screws to the air distribution housing (1). 

Tighten: Tighten the screws to 2 N.m (18 lb in). 

9. Install the wiring harness to the air distribution housing (1). 

 

2004 Hummer H2 

2004 HVAC Heating, Ventilation and Air Conditioning - Hummer H2