Replacing Heat Exchanger
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2018 Porsche Cayenne, 2017 Porsche Cayenne, 2016 Porsche Cayenne, 2015 Porsche Cayenne, and 2014 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.
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Make sure not to damage the foam seal on the heat exchanger during installation.
Check that the heat exchanger is seated correctly in the heating/fresh-air unit.
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The heat exchanger must be replaced together with the two short coolant pipes.
The two coolant pipes must not be disconnected from the heat exchanger. The sealing rings are not available as spare parts.
- Replace heat exchanger together with the two short coolant pipes.