See also:

Reducing Speed While Using Cruise Control
If the cruise control system is already activated, Press and hold the SET– button on the steering wheel until the desired lower speed is reached, then release it. To slow down in small amount ...

How the System Works
When the vehicle is started, both outside mirror displays will briefly come on to indicate that the system is operating. While driving forward, the left or right side mirror SBZA display w ...

Trailer Towing (CTS-V and Coupe)
The vehicle is neither designed nor intended to tow a trailer. ...