CTS Sedan AWD V6-3.0L (2010)
Expansion Block/Orifice Tube: Service and Repair
Air Conditioning Evaporator Thermal Expansion Valve Replacement
Special Tools
J 39400-A Halogen Leak Detector
Removal Procedure
1. Remove the HVAC module. Refer to Air Conditioning and Heater Module Assembly Removal and Installation (See: Housing Assembly
HVAC/Service and Repair/Air Conditioning and Heater Module Assembly).
2. Remove the insulation (1) from the thermal expansion valve (TXV). Discard the used insulation.
3. Remove the HVAC line clamp screw.
4. Remove the HVAC line clamp.