HVAC Component Replacement Reference

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.

Component	Repair Instruction
A26 Heater and Air Conditioning User Interface Controls - Front	Heater and Air Conditioning User Interface Control Replacement
B1 Air Conditioning Refrigerant Pressure Sensor	Air Conditioning Refrigerant Pressure Sensor Replacement - High Pressure (LSY)Air Conditioning Refrigerant Pressure Sensor Replacement - High Pressure (LGY)Air Conditioning Refrigerant Pressure Sensor Replacement - High Pressure (LT4)
B10B Sun Load Temperature and Ambient Light and Security Indicator Sensor	Sun Load Temperature and Ambient Light and Security Indicator Sensor Replacement
B108E Ambient Air Quality Sensor - Exterior	Ambient Air Quality Sensor Replacement
B108I Ambient Air Quality Sensor - Interior	Inside Ambient Air Quality Particulate Sensor Module Replacement (USK)
B160 Inside Air Moisture and Windshield Temperature Sensor	Inside Air Moisture and Windshield Temperature Sensor Replacement (without CE1)
B357 Inside Ambient Air Quality Particulate Sensor Module	Inside Ambient Air Quality Particulate Sensor Module Replacement (USK)
B39 Air Conditioning Evaporator Temperature Sensor	Air Conditioning Evaporator Air Temperature Sensor Replacement
G1 Air Conditioning Compressor	Air Conditioning Compressor Replacement (LSY)Air Conditioning Compressor Replacement (LGY)Air Conditioning Compressor Replacement (LT4)
G8 Engine Coolant Pump - Auxiliary	Heater Coolant Pump Replacement (RWD with LGY)
K20 Engine Control Module	Control Module References
K9 Body Control Module	Control Module References
M37P Programmable Mode Valve Actuator	Programmable Temperature Valve Actuator Replacement (Air Inlet) Programmable Temperature Valve Actuator Replacement (Mode)
M4P Programmable Air Inlet Valve Actuator	Programmable Temperature Valve Actuator Replacement (Air Inlet) Programmable Temperature Valve Actuator Replacement (Mode)
M6PL Programmable Temperature Valve Actuator - Left	Programmable Temperature Valve Actuator Replacement - Left Side
M6PR Programmable Temperature Valve Actuator - Right	Programmable Temperature Valve Actuator Replacement - Right Side
M8 Blower Motor	Blower Motor Replacement
Q2 Air Conditioning Clutch	Air Conditioning Clutch Replacement (LSY)Air Conditioning Clutch Replacement (LGY)Air Conditioning Clutch Replacement (LT4)
Q46 Air Conditioning Compressor Solenoid Valve	Air Conditioning Compressor Replacement (LSY)Air Conditioning Compressor Replacement (LGY)Air Conditioning Compressor Replacement (LT4)
V1 Passenger Compartment Air Filter Module	Passenger Compartment Air Filter Module Replacement