CTS Sedan AWD V6-3.0L (2010)
5. Remove the bolts (1) that secure the TXV to the evaporator.
6. Remove the TXV line bracket.
7. Remove the TXV from the evaporator core.
8. Separate the TXV from the A/C lines by pulling straight out.
9. Remove the TXV.
Installation Procedure
1. Lubricate the O-rings. Refer to Air Conditioning O-Ring Seal Replacement (See: Coupler HVAC/A/C Coupler O-ring/Service and Repair).
2. Install the A/C lines into the TXV.
3. Carefully slide the TXV onto the evaporator core until seated.