See also:

Windows and optional moonroof
The ECC system will function best if the windows and optional moonroof are closed. If you drive with the moonroof open, we recommend that you manually adjust the temperature and blower control (th ...

Turn signal indicator – trailer (certainmodels)
If you are towing a trailer, this light will flash simultaneously with the turn signals on the trailer. If the light does not flash when signaling, neither the trailer's turn signals nor the ve ...

Custom Build Program
In addition to traditional optional features like a navigation system, power moonroof and Sirius Satellite Radio, buyers who want to customize the C30 can do so through Volvo's Custom Build progra ...