See also:

Deposit control gasoline (detergent additives)
Volvo recommends the use of detergent gasoline to control engine deposits. Detergent gasoline is effective in keeping injectors and intake valves clean. Consistent use of deposit control gasol ...

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 ...

Options and accessories
Optional or accessory equipment described in this manual is indicated by an asterisk. Optional or accessory equipment may not be available in all countries or markets. Please note that some veh ...