Hummer H2. Manual — part 1977

Fig. 22: Discharge Hose Nut & Condenser
Courtesy of GENERAL MOTORS CORP.

2. Install the discharge hose (3) to the vehicle.

3. Install the discharge hose (3) to the condenser (2).

4. Install the nut (1) to the condenser (2).

NOTE:

Refer to Fastener Notice in Cautions and Notices.

2004 Hummer H2

2004 HVAC Heating, Ventilation and Air Conditioning - Hummer H2

Tighten: Tighten the nut to 16 N.m (12 lb ft).

Fig. 23: Discharge Hose & A/C Compressor
Courtesy of GENERAL MOTORS CORP.

5. Install the discharge hose (5) to the A/C compressor (4).

6. Install the discharge hose bolt (6) to the A/C compressor (4).

Tighten: Tighten the bolt to 16 N.m (12 lb ft).

7. Install the A/C recirculation switch to the discharge hose (5).

2004 Hummer H2

2004 HVAC Heating, Ventilation and Air Conditioning - Hummer H2

8. Connect the electrical connector to the A/C recirculation switch.

9. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging .

10. Leak test the fittings of the component using the J 39400-A . See Special Tools and Equipment .

SUCTION HOSE REPLACEMENT

Tools Required

J 39400-A Halogen Leak Detector. See Special Tools and Equipment .

Removal Procedure

1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .

2004 Hummer H2

2004 HVAC Heating, Ventilation and Air Conditioning - Hummer H2

Fig. 24: Discharge Hose & A/C Compressor
Courtesy of GENERAL MOTORS CORP.

2. Remove the suction hose mounting bolt (2) from the A/C compressor (4).

3. Remove the suction hose (1) from the A/C compressor (4).

2004 Hummer H2

2004 HVAC Heating, Ventilation and Air Conditioning - Hummer H2