Cayenne GTS (9PA) V8-4.8L (2008)
8. Unscrew the fastening screw for the pressure line in the upper bracket (not on the expansion valve at the bottom) -1-.
9. Remove the pressure line and seal with plugs.
10. Raise auxiliary air-conditioning unit and pull off water drain.
11. First pull auxiliary air-conditioning unit inward -arrow- and pull out with the coolant hoses and the air-conditioning lines.
Installing auxiliary air-conditioning unit
1. Position the auxiliary air-conditioning unit.
2. Push the coolant hoses onto the heat exchanger -arrows A- and attach with the spring-band clamps -B-.