What does the ford fusion downhill button do?

As the owner of a Ford Fusion, You may be wondering what exactly would happen if You were to press the downhill button. Don't worry, nothing nefarious is going to happen. The downhill button is also referred to as the hill descent control button. The reason for its existence To automatically engage and disengage the automatic brake application when going down high, very steep, or poorly maintained hills and roads. This allows You to control whether or not You want to do the braking Yourself when You encounter a large hill.