See also:

Lighting
Select the Lighting menu and the following will be displayed: - Vehicle Locator Lights - Exit Lighting ...

Halogen Bulbs
WARNING Halogen bulbs have pressurized gas inside and can burst if you drop or scratch the bulb. You or others could be injured. Be sure to read and follow the instructions on the bulb package. ...

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