See also:

Troubleshooting guide
...

Brake pad wear warning
The disc brake pads have audible wear warnings. When a brake pad requires replacement, it will make a high pitched scraping sound when the vehicle is in motion. This scraping sound will first oc ...

Steering Assist with HD map data (a feature of ProPILOT Assist 2.1)
On a vehicle equipped with ProPILOT Assist 2.1, the ProPILOT Assist 2.1 mode indicator turns blue when all conditions required for Hands Off operation have been satisfied. When ProPILOT Assist 2. ...