Hummer H2. Manual - part 1956

1. Remove the center trim bezel. Refer to Trim Panel Replacement - Instrument Panel (I/P) Center in 

Instrument Panel, Gauges, and Console. 

Fig. 27: Upper Left Air Temperature Sensor & Air Distributor Duct 
Courtesy of GENERAL MOTORS CORP. 

2. Remove the upper left air temperature sensor (2) from the air distributor duct (1).  

3. Disconnect the electrical connector (3) from the upper left air temperature sensor (2).  

Installation Procedure 

 

2004 Hummer H2 

2004 HVAC HVAC Systems - Automatic - Hummer H2

  

Fig. 28: Upper Left Air Temperature Sensor & Air Distributor Duct 
Courtesy of GENERAL MOTORS CORP. 

1. Install the upper left air temperature sensor (2) to the air distributor duct (1).  

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

3. Install the center trim bezel. Refer to Trim Panel Replacement - Instrument Panel (I/P) Center in 

Instrument Panel, Gauges, and Console.  

AIR TEMPERATURE SENSOR REPLACEMENT - LOWER LEFT 

Removal Procedure 

 

2004 Hummer H2 

2004 HVAC HVAC Systems - Automatic - Hummer H2

  

Fig. 29: Lower Right Air Temperature Sensor & HVAC Module 
Courtesy of GENERAL MOTORS CORP. 

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

2. Remove the lower left air temperature sensor (1) from the HVAC module (2).  

Installation Procedure 

 

2004 Hummer H2 

2004 HVAC HVAC Systems - Automatic - Hummer H2

  

Fig. 30: Lower Right Air Temperature Sensor & HVAC Module 
Courtesy of GENERAL MOTORS CORP. 

1. Install the lower left air temperature sensor (1) to the HVAC module (2).  

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

AIR TEMPERATURE SENSOR REPLACEMENT - LOWER RIGHT 

Removal Procedure 

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

Instrument Panel, Gauges and Console. 

 

2004 Hummer H2 

2004 HVAC HVAC Systems - Automatic - Hummer H2