See also:

Accessing and using menus
In menu mode, you can change settings and program new functions in the audio system. The various menu alternatives are shown in the display, and the current level in the menu structure is show ...

Basic sound settings
Press SOUND to display the basic sound setting menu (Bass, Treble, etc). Continue pressing SOUND or OK/MENU to display the other setting alternatives. Adjust the setting by turning TUNE and sav ...

Climate control maintenance
Special tools and equipment are required to maintain and carry out repairs on the climate system. Work of this type should only be done by a trained and qualified Volvo service technician. ...