CTS Wagon RWD V6-3.6L (2010)
6. Remove the condenser upper bracket bolts (1).
7. Remove the condenser lower mounting bolts (1).
8. Remove the a/c compressor and a/c condenser hose bolt (1).
9. Disconnect the a/c compressor and a/c condenser hose (2) from the condenser.
10. Remove and discard the O-ring.