See also:

Accessory installation
• We strongly recommend that Volvo owners install only genuine, Volvo-approved accessories, and that accessory installations be performed only by a trained and qualified Volvo service technician. ...

Volume control
Turn the knob (2) clockwise or counterclockwise to raise or lower the volume. The volume control is electronic and has no end position. Volume can also be raised (+) or lowered (–) using the ste ...

Before a long distance trip
It is always worthwhile to have your vehicle checked by a trained and qualified Volvo service technician before driving long distances. Your retailer or service technician will also be able to s ...