Hummer H3. Manual — part 1277

Fig. 44: Air Inlet Assembly Replacement (Right Hand Drive)
Courtesy of GENERAL MOTORS CORP.

Air Inlet Assembly Replacement (Right Hand Drive)

Callout

Component Name

Preliminary Procedures

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

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

2. Disconnect the recirculation actuator electrical connector.

1

Recirculation Housing Screw (Qty: 4)

Tighten: 1.5 N.m (14 lb in)

NOTE:

Refer to Fastener Notice .

2

Recirculation Housing

3

Recirculation Actuator Screw (Qty: 3)

2007 Hummer H3

2007 HVAC Heating, Ventilation and Air Conditioning - H3

BLOWER MOTOR RESISTOR ASSEMBLY REPLACEMENT (LEFT HAND DRIVE)

Fig. 45: Blower Motor Resistor Assembly Replacement (Left Hand Drive)
Courtesy of GENERAL MOTORS CORP.

Blower Motor Resistor Assembly Replacement (Left Hand Drive)

Tighten: 1.5 N.m (13 lb in)

4

Recirculation Actuator

Callout

Component Name

Fastener Tightening Specifications: Refer to Fastener Tightening
Specifications.Preliminary Procedure: Disconnect the blower motor resister electrical
connector.

NOTE:

Refer to Fastener Notice .

1

Screw, Blower Motor Resistor

Tighten: 1.5 N.m (13 lb in)

2

Resistor, Blower Motor

2007 Hummer H3

2007 HVAC Heating, Ventilation and Air Conditioning - H3

BLOWER MOTOR RESISTOR ASSEMBLY REPLACEMENT (RIGHT HAND DRIVE)

Fig. 46: Blower Motor Resistor Assembly Replacement (Right Hand Drive)
Courtesy of GENERAL MOTORS CORP.

Blower Motor Resistor Assembly Replacement (Right Hand Drive)

BLOWER MOTOR REPLACEMENT (LEFT HAND DRIVE)

Callout

Component Name

Preliminary Procedure:
Disconnect the blower motor resister electrical connector.

1

Blower Motor Resistor Screw (Qty: 2)

Tighten: 1.5 N.m (13 lb in)

NOTE:

Refer to Fastener Notice .

2

Blower Motor Resistor

2007 Hummer H3

2007 HVAC Heating, Ventilation and Air Conditioning - H3

Fig. 47: Blower Motor Replacement (Left Hand Drive)
Courtesy of GENERAL MOTORS CORP.

Blower Motor Replacement (Left Hand Drive)

Callout

Component Name

Preliminary Procedures

1. Remove the cowl side trim panel. Refer to Cowl Side Trim Panel Replacement .

2. Remove I/P compartment door. Refer to Instrument Panel Compartment Door

Replacement .

3. Remove I/P outer trim cover. Refer to Instrument Panel Outer Trim Cover

Replacement - Right Side (Left Hand Drive) or Instrument Panel Outer Trim
Cover Replacement - Right Side (Right Hand Drive) .

4. Remove right side courtesy lamp.

5. Remove relay.

6. Tip:

Reposition right corner of I/P to gain clearance to blower motor for removal.

Blower Motor Resistor Screw (Qty: 2)

2007 Hummer H3

2007 HVAC Heating, Ventilation and Air Conditioning - H3