Section 91 (HVAC System - Automatic)
WARNING: This page is about a different car, the 2017 GMC Canyon and 2017 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic Wiring Diagrams
- 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, or B3933: Left 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: Humidity Sensor Temperature/Control Module Voltage Reference Output
- DTC B0193: Front Blower Motor Speed
- DTC B0223, B0233, B023A, or B0408: Recirculate Position Command 1/Air Flow Control/HVAC Actuators Supply Voltage/Main 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
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B048D or B048E: Auxiliary Heater Temperature Command/Auxiliary Heater System Malfunction
- DTC B393B: Air Conditioning Compressor Valve Control
- 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
- Wire to Wire Repair - HVAC
- Connector Reconnection - HVAC
- Heater and Air Conditioning Control Replacement
- Heater and Air Conditioning Remote Control Replacement
- Air Inlet Valve Actuator Replacement
- Mode Valve Actuator Replacement
- Mode Valve Actuator Replacement (RHD)
- Mode Control Cam Replacement
- Temperature Valve Actuator Replacement
- Duct Air Temperature Sensor Replacement - Upper
- Duct Air Temperature Sensor Replacement - Lower
- Evaporator Air Temperature Sensor Replacement
- Inside Air Moisture and Windshield Temperature Sensor Replacement
- Sun Load Temperature and Headlamp Automatic Control Ambient Light Sensor Replacement
- Description and Operation