Hummer H2. Manual - part 1957

Fig. 31: Lower Right Air Temperature Sensor 
Courtesy of GENERAL MOTORS CORP. 

2. Disconnect the electrical connector from the lower right air temperature sensor (1).  

3. Remove the lower right air temperature sensor (1).  

Installation Procedure 

 

2004 Hummer H2 

2004 HVAC HVAC Systems - Automatic - Hummer H2

  

Fig. 32: Lower Right Air Temperature Sensor 
Courtesy of GENERAL MOTORS CORP. 

1. Install the lower right air temperature sensor (1).  

2. Connect the electrical connector to the lower right air temperature sensor (1).  

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

Instrument Panel, Gauges and Console.  

AMBIENT AIR TEMPERATURE SENSOR REPLACEMENT 

Removal Procedure 

 

2004 Hummer H2 

2004 HVAC HVAC Systems - Automatic - Hummer H2

  

Fig. 33: Ambient Air Temperature Sensor 
Courtesy of GENERAL MOTORS CORP. 

1. Disconnect the electrical connector (2) from the ambient air temperature sensor (3).  

2. Remove the ambient air temperature sensor (3) from the vehicle (4).  

Installation Procedure 

 

2004 Hummer H2 

2004 HVAC HVAC Systems - Automatic - Hummer H2

  

Fig. 34: Ambient Air Temperature Sensor 
Courtesy of GENERAL MOTORS CORP. 

1. Install the ambient air temperature sensor (3) to the vehicle (4).  

2. Connect the electrical connector (2) to the ambient air temperature sensor (3).  

INSIDE AIR TEMPERATURE SENSOR ASSEMBLY REPLACEMENT 

Removal Procedure 

1. Remove the left windshield garnish molding. Refer to Garnish Molding Replacement - Windshield 

Pillar in Interior Trim.  

2. Remove the left sunshade. Refer to Sunshade Replacement in Interior Trim.  

3. Gently pull down the headliner.  

4. Remove the inside air temperature sensor from the headliner. 

 

2004 Hummer H2 

2004 HVAC HVAC Systems - Automatic - Hummer H2