Buick Regal: Heater and Air Conditioning User Interface Control Replacement
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Preliminary Procedure
Instrument Panel Lower Trim Panel Replacement.
- Heater and Air Conditioning User Interface Control Bolt[2x]
CAUTION: Fastener Caution.
Tighten 2.5N.m (22 lb in) - Heater and Air Conditioning User Interface Control
Procedure- Unlock the retaining tabs.
- Disconnect the electrical connector.
HEATER AND AIR CONDITIONING REMOTE CONTROL REPLACEMENT
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Preliminary Procedure
Radio Control Assembly Replacement (IOB) or Radio Control Assembly Replacement (IO5, IO6).
- Heater and Air Conditioning Remote Control
Procedure- Unlock the retaining tabs.
- Disconnect the electrical connectors.
- Control Module References - Programming and Setup
AIR INLET VALVE ACTUATOR REPLACEMENT
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Preliminary Procedure
Radio Bracket Replacement.
- Air Inlet Valve Actuator Bolt[2x]
CAUTION: Fastener Caution
Tighten 2.5N.m (22 lb in) - Air Inlet Valve Actuator
Procedure- Disconnect the electrical connector.
- Control Module References - Programming and Setup
MODE CONTROL CAM ACTUATOR REPLACEMENT
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Preliminary Procedure: Floor Front Air Outlet Duct Replacement - Left Side Â.
- Mode Control Cam Actuator Bolt[2x]
CAUTION: Fastener Caution.
Tighten 2.5N.m (22 lb in) - Mode Control Cam Actuator
Procedure- Disconnect the electrical connector.
- Control Module References - Programming and Setup
MODE CONTROL CAM ACTUATOR MOUNTING PLATE REPLACEMENT
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Preliminary Procedures
1. Temperature Valve Actuator Replacement - Left Side.
2. Mode Control Cam Actuator Replacement.
- Mode Control Cam Actuator Mounting Plate Bolt[3x]
CAUTION: Fastener Caution.
Tighten 2.5N.m (22 lb in) - Mode Control Cam Actuator Mounting Plate
TEMPERATURE VALVE ACTUATOR REPLACEMENT - LEFT SIDE
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Preliminary Procedure
Brake and Accelerator Pedal Assembly Replacement.
- Temperature Valve Actuator Bolt[2x]
CAUTION: Fastener Caution
Tighten 2.5N.m (22 lb in) - Temperature Valve Actuator - Left Side
Procedure- Disconnect the electrical connector.
- 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.
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Air Inlet Housing Bolt(1) - Remove[2x].
3. Air Inlet Housing(2) - Remove.
4. Unlock the retaining tabs.
5.
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Temperature Valve Actuator Bolt(1) - Remove[2x].
6. Temperature Valve Actuator - Left Side(2) - Remove.
7. Disconnect the electrical connector.
Installation Procedure
1.
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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.
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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
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Preliminary Procedure
Instrument Panel Compartment Replacement.
- Air Conditioning Refrigerant Temperature Sensor
Procedure- Disconnect the electrical connector.
- Unlock the retaining tabs.
READ NEXT:
Inside Air Temperature Sensor Replacement - Left Side Upper
1. Instrument Panel Assembly - Remove.
2. Temperature Valve Actuator - Left Side - Remove.
3. Mode Control Cam Actuator - Remove.
4. Mode Control Cam Actuator Mounting Plate - Remove.
5.
Mode Val
Description and Operation
AUTOMATIC HVAC DESCRIPTION AND OPERATION
The air temperature and the air delivery description and operation are
divided into eight areas:
HVAC Control Components
Air Speed
Air Delivery
Heating a
HVAC - Manual
SPECIFICATIONS
FASTENER SPECIFICATIONS
Reusable Threaded Fastener Tightening Specifications
NOTE:
All fasteners listed in this table can be reused after removal.
REPAIR INSTRUCTIONS
HEATER AND AIR CO
SEE MORE:
Heater and Air Conditioning Evaporator Case Replacement
Removal Procedure
1. Heater and Air Conditioning Evaporator and Blower Module - Remove.
2.
{ If equipped }Auxiliary Heater Core(2) - Remove.
3.
Heater Core(1) - Remove.
4.
Heater and Air Conditioning Evaporator Case Bolt(1) - Remove[5x].
5.
Heater and Air Conditioning Evaporator Case(1) - Re
DTC P0218
Diagnostic Instructions
Perform the Diagnostic System Check prior to using this diagnostic
procedure: Refer to Diagnostic System
Check - Vehicle
Review the description of Strategy Based Diagnosis: Refer to Strategy
Based Diagnosis
An overview of each diagnostic category can be found here: R
