Hummer H2. Manual - part 1998

Fig. 100: Floor Air Outlet Duct (LH) 
Courtesy of GENERAL MOTORS CORP. 

1. Install the left floor air outlet duct (3) to the HVAC module assembly (2).  

2. Install the push pin to the left floor air outlet duct (3).  

AIR OUTLET DUCT REPLACEMENT - FLOOR, RH 

Removal Procedure 

 

2004 Hummer H2 

2004 HVAC Heating, Ventilation and Air Conditioning - Hummer H2

  

Fig. 101: Floor Air Outlet Duct (RH) 
Courtesy of GENERAL MOTORS CORP. 

1. Remove the right I/P insulator panel. Refer to Insulator Replacement - Instrument Panel (I/P) in 

Instrument Panel, Gauges, and Console.  

2. Remove the screw (5) from the right floor air outlet duct (4).  

3. Remove the right floor air outlet duct (4) from the HVAC module assembly (2).  

Installation Procedure 

 

2004 Hummer H2 

2004 HVAC Heating, Ventilation and Air Conditioning - Hummer H2

  

Fig. 102: Floor Air Outlet Duct (RH) 
Courtesy of GENERAL MOTORS CORP. 

1. Install the right floor air outlet duct (4) to the HVAC module assembly (2). 

2. Install the screw (5) to the right floor air outlet duct (4). 

Tighten: Tighten the screw to 1.6 N.m (14 lb in). 

3. Install the right I/P insulator panel. Refer to Insulator Replacement - Instrument Panel (I/P) in 

Instrument Panel, Gauges, and Console.  

AIR TEMPERATURE DOOR REPLACEMENT - RIGHT 

NOTE:

Refer to Fastener Notice in Cautions and Notices.

 

2004 Hummer H2 

2004 HVAC Heating, Ventilation and Air Conditioning - Hummer H2

  

Removal Procedure 

1. Remove the HVAC module assembly. Refer to HVAC Module Assembly Replacement . 

Fig. 103: Mode Actuator 
Courtesy of GENERAL MOTORS CORP. 

2. Disconnect the electrical connector (3) from the mode actuator (4).  

3. Remove the screws from the mode actuator (4).  

4. Remove the mode actuator (4) from the HVAC module assembly (1).  

5. Remove the wiring harness from the air distribution housing (1). 

 

2004 Hummer H2 

2004 HVAC Heating, Ventilation and Air Conditioning - Hummer H2