Section 49 (HVAC System - Automatic)
WARNING: This page is about a different car, the 2015 Buick Verano. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic Wiring Diagrams
- Component Locator
- Diagnostic Information and Procedures
- HVAC Component Replacement Reference
- DTC B0163, B0183, or B1405: Passenger Compartment Temperature Sensor/Solar Load Sensor/Control Module Voltage Reference Output 2
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B0173, B0178, B0509, B0514 or B3933: Duct Air Temperature Sensor/Air Conditioning Evaporator Temperature Sensor
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B018A, B048C, B048F, or B1395: Windshield Temperature Sensor/Humidity Sensor/Control Module Voltage
- DTC B0193: Front Blower Motor Speed Circuit
- DTC B0223, B022A, B0233, B023A, B0408, or B0418: Recirculate Position Command /Air Flow Control/HVAC Actuators Supply Voltage/Temperature Control/
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B393B: Air Conditioning Compressor Valve Control Circuit
- DTC P0532 or P0533: Air Conditioning (A/C) Refrigerant Pressure Sensor
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC P0645, P0646, or P0647: Air Conditioning (A/C) Compressor Clutch Relay Control
- Symptoms - HVAC Systems - Automatic
- HVAC System Malfunction
- Air Conditioning Compressor Malfunction
- Afterblow Enabling
- Actuator Recalibration
- Repair Instructions
- Heater and Air Conditioning Control Replacement
- Heater and Air Conditioning Remote Control Replacement
- Mode Valve Lever Replacement
- Vent Valve Lever Replacement
- Air Inlet Valve Lever Replacement - Front
- Air Inlet Valve Lever Replacement - Middle
- Air Inlet Valve Lever Replacement - Rear
- Mode Valve Gear Replacement
- Air Inlet Valve Actuator Replacement - Front
- Air Inlet Valve Actuator Replacement - Rear
- Mode Control Cam Actuator Replacement
- Mode Control Cam Replacement
- Mode Control Cam Actuator Mounting Plate Replacement
- Temperature Valve Actuator Replacement - Right Side
- Temperature Valve Actuator Replacement - Left Side
- Air Conditioning Refrigerant Temperature Sensor Replacement
- Ambient Air Quality Sensor Replacement
- Ambient Air Temperature Gauge Sensor Replacement
- Inside Air Temperature Sensor Replacement - Left Side Upper
- Inside Air Temperature Sensor Replacement - Left Side Lower
- Inside Air Temperature Sensor Replacement - Right Side Upper
- Inside Air Temperature Sensor Replacement - Right Side Lower
- Inside Air Moisture and Windshield Temperature Sensor Replacement
- Sun Load Temperature and Headlamp Automatic Control Ambient Light Sensor Replacement
- Sun Load Temperature Sensor Replacement
- Blower Motor Control Module Replacement
- Description and Operation
- Special Tools and Equipment