Buick Regal: Heater and Air Conditioning User Interface Control Replacement

Preliminary Procedure

Instrument Panel Lower Trim Panel Replacement.

1. Heater and Air Conditioning User Interface Control Bolt[2x]
   CAUTION: Fastener Caution.
   Tighten 2.5N.m (22 lb in)
2. Heater and Air Conditioning User Interface Control
   Procedure
   1. Unlock the retaining tabs.
   2. Disconnect the electrical connector.

HEATER AND AIR CONDITIONING REMOTE CONTROL REPLACEMENT

Preliminary Procedure

Radio Control Assembly Replacement (IOB) or Radio Control Assembly Replacement (IO5, IO6).

1. Heater and Air Conditioning Remote Control
   Procedure
   1. Unlock the retaining tabs.
   2. Disconnect the electrical connectors.
   3. Control Module References - Programming and Setup

AIR INLET VALVE ACTUATOR REPLACEMENT

Preliminary Procedure

Radio Bracket Replacement.

1. Air Inlet Valve Actuator Bolt[2x]
   CAUTION: Fastener Caution
   Tighten 2.5N.m (22 lb in)
2. Air Inlet Valve Actuator
   Procedure
   1. Disconnect the electrical connector.
   2. Control Module References - Programming and Setup

MODE CONTROL CAM ACTUATOR REPLACEMENT

Preliminary Procedure: Floor Front Air Outlet Duct Replacement - Left Side Â.

1. Mode Control Cam Actuator Bolt[2x]
   CAUTION: Fastener Caution.
   Tighten 2.5N.m (22 lb in)
2. Mode Control Cam Actuator
   Procedure
   1. Disconnect the electrical connector.
   2. Control Module References - Programming and Setup

MODE CONTROL CAM ACTUATOR MOUNTING PLATE REPLACEMENT

Preliminary Procedures

1. Temperature Valve Actuator Replacement - Left Side.

2. Mode Control Cam Actuator Replacement.

1. Mode Control Cam Actuator Mounting Plate Bolt[3x]
   CAUTION: Fastener Caution.
   Tighten 2.5N.m (22 lb in)
2. Mode Control Cam Actuator Mounting Plate

TEMPERATURE VALVE ACTUATOR REPLACEMENT - LEFT SIDE

Preliminary Procedure

Brake and Accelerator Pedal Assembly Replacement.

1. Temperature Valve Actuator Bolt[2x]
   CAUTION: Fastener Caution
   Tighten 2.5N.m (22 lb in)
2. Temperature Valve Actuator - Left Side
   Procedure
   1. Disconnect the electrical connector.
   2. Control Module References - Programming and Setup

(Temperature Valve Actuator Replacement - Left Side (Right Hand Drive) )

Removal Procedure

1. Heater and Air Conditioning Evaporator and Blower Module Removal and Installation - Remove.

2.

Air Inlet Housing Bolt(1) - Remove[2x].

3. Air Inlet Housing(2) - Remove.

4. Unlock the retaining tabs.

5.

Temperature Valve Actuator Bolt(1) - Remove[2x].

6. Temperature Valve Actuator - Left Side(2) - Remove.

7. Disconnect the electrical connector.

Installation Procedure

1.

CAUTION: Fastener Caution

Temperature Valve Actuator - Left Side(2) - Install.

2. Temperature Valve Actuator Bolt(1) - Install and tighten[2x]2.5N.m (22 lb in).

3. Connect the electrical connector.

4.

Air Inlet Housing(2) - Install.

5. Air Inlet Housing Bolt(1) - Install and tighten[2x]2.5N.m (22 lb in).

6. Heater and Air Conditioning Evaporator and Blower Module Removal and Installation - Install.

7. Control Module References - Programming and Setup.

AIR CONDITIONING REFRIGERANT TEMPERATURE SENSOR REPLACEMENT

Preliminary Procedure

Instrument Panel Compartment Replacement.

1. Air Conditioning Refrigerant Temperature Sensor
   Procedure
   1. Disconnect the electrical connector.
   2. Unlock the retaining tabs.

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