Section 3 (HVAC System - Automatic)
WARNING: This page is about a different car, the 2018 Chevrolet Trax and 2018 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic Wiring Diagrams
- HVAC Wiring Schematics (Buick with CJ2)
- Power, Ground, and Blower Motor (Buick)
- Compressor Controls (Buick)
- Duct and Evaporator Temperature Sensors (Buick)
- Mode and Temperature Control Actuators (Buick)
- Sunload Sensor and Windshield Temperature Sensor (Buick)
- Auxiliary Heater Coolant Pump (Buick with LE2)
- Air Ionizer (Buick with KEM)
- Auxiliary Heater (Buick with C32)
- HVAC Wiring Schematics (Buick with CJ2)
- Diagnostic Information and Procedures
- HVAC Component Replacement Reference
- DTC B0163, B0183, or B1405
- 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
- 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
- DTC B0193
- DTC B0223, B022A, B0233, B023A, B0408, or B0418
- 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 B040A
- DTC B048D or B048E
- 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 P0532 or P0533
- 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
- Symptoms - HVAC Systems - Automatic
- HVAC System Malfunction
- Air Conditioning Compressor Malfunction
- Auxiliary Heater Coolant Pump Malfunction
- Afterblow Enabling
- Actuator Recalibration
- Repair Instructions
- Wire to Wire Repair - HVAC
- Connector Reconnection - HVAC
- Heater and Air Conditioning User Interface Control Replacement
- Heater and Air Conditioning Remote Control Replacement
- Air Conditioning Wiring Harness Replacement
- Air Inlet Valve Actuator Replacement (Recirculation)
- Air Inlet Valve Actuator Replacement - Left Side (With CJ2)
- Air Inlet Valve Actuator Replacement - Right Side (With CJ2)
- Mode Control Cam Actuator Replacement
- Mode Control Cam Replacement
- Mode Control Cam Alignment
- Inside Air Moisture and Windshield Temperature Sensor Replacement
- Sun Load Temperature and Headlamp Automatic Control Ambient Light Sensor Replacement
- Sun Load Temperature Sensor Bezel Replacement (Buick)
- Description and Operation