Hummer H2. Manual — part 2008

Fig. 140: Mode Actuator
Courtesy of GENERAL MOTORS CORP.

10. Connect the electrical connector (3) to the mode actuator (4).

11. Install the mode actuator (4) to the HVAC module assembly (1).

12. Install the screws to the mode actuator (4).

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

13. Install the HVAC module assembly. Refer to HVAC Module Assembly Replacement .

2004 Hummer H2

2004 HVAC Heating, Ventilation and Air Conditioning - Hummer H2

RECIRCULATION DOOR REPLACEMENT

Removal Procedure

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

2. Remove the wiring harness from the recirculation housing (1).

3. Remove the screws from the upper recirculation housing (1).

Fig. 141: Air Distribution Housing And HVAC Module
Courtesy of GENERAL MOTORS CORP.

4. Remove the upper recirculation housing (1) from the HVAC module assembly (2).

5. Disconnect the electrical connector from the recirculation actuator (1).

6. Remove the screws from the recirculation actuator (1).

2004 Hummer H2

2004 HVAC Heating, Ventilation and Air Conditioning - Hummer H2

Fig. 142: Recirculation Actuator And Recirculation Housing
Courtesy of GENERAL MOTORS CORP.

7. Remove the recirculation actuator (1) from the recirculation housing (2).

2004 Hummer H2

2004 HVAC Heating, Ventilation and Air Conditioning - Hummer H2

Fig. 143: Recirculation Door & Recirculation Housing
Courtesy of GENERAL MOTORS CORP.

8. Remove the recirculation door (1) from the recirculation housing (2).

Installation Procedure

2004 Hummer H2

2004 HVAC Heating, Ventilation and Air Conditioning - Hummer H2