Hummer H3. Manual — part 1272

BLOWER CASE ASSEMBLY REPLACEMENT (LEFT HAND DRIVE)

2. Remove the evaporator tube from the condenser. Refer to Evaporator Tube

Replacement (Left Hand Drive) or Evaporator Tube Replacement (Right Hand
Drive).

3. Remove the discharge hose from the condenser. Refer to Discharge Hose

Replacement.

4. Remove the fan shroud. Refer to Fan Shroud Replacement (LLR) .

1

Radiator Support Bracket Bolt

Tighten: 25 N.m (18 lb ft)

NOTE:

Refer to Fastener Notice .

2

Radiator Support Bracket

3

Condenser Assembly Stud

Tighten: 10 N.m (89 lb in)

4

Condenser Assembly Bolt
Tip: Tilt the radiator assembly toward the rear of the vehicle to access the
right condenser bolt.

Tighten: 28 N.m (21 lb ft)

5

Condenser Assembly - A/C
Tip: Tilt the radiator toward the rear of the vehicle to remove the condenser.

2007 Hummer H3

2007 HVAC Heating, Ventilation and Air Conditioning - H3

Fig. 31: Blower Case Assembly Replacement (Left Hand Drive)
Courtesy of GENERAL MOTORS CORP.

Blower Case Assembly Replacement (Left Hand Drive)

Callout

Component Name

Fastener Tightening Specifications: Refer to Fastener Tightening Specifications .

NOTE:

Refer to Fastener Notice .

2007 Hummer H3

2007 HVAC Heating, Ventilation and Air Conditioning - H3

BLOWER CASE ASSEMBLY REPLACEMENT (RIGHT HAND DRIVE)

Preliminary Procedure

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

Replacement (Left Hand Drive) or HVAC Module Assembly Replacement
(Right Hand Drive).

2. Remove the blower motor. Refer to Blower Motor Replacement (Left Hand

Drive) or Blower Motor Replacement (Right Hand Drive).

1

Screw, Air Outlet Duct - Rear Floor

Tighten: 1.6 N.m (14 lb in)

2

Duct, Air Outlet - Rear Floor

3

Seal, A/C Evaporator Case

4

Screw, A/C Evaporator Case - Lower

Tighten: 1.6 N.m (14 lb in)

5

Case, A/C Evaporator Lower

6

Baffle, Blower Motor Housing

2007 Hummer H3

2007 HVAC Heating, Ventilation and Air Conditioning - H3

Fig. 32: Blower Case Assembly Replacement (Right Hand Drive)
Courtesy of GENERAL MOTORS CORP.

Blower Case Assembly Replacement (Right Hand Drive)

Callout

Component Name

Preliminary Procedure

2007 Hummer H3

2007 HVAC Heating, Ventilation and Air Conditioning - H3