you take out the old bulb and put a new one in. hope this helps.
Remove old one and fit new one in it's place.
7,500 miles
The 2008 Volvo C30 has 20 valves.
The 2008 Volvo S60 has 20 valves.
The 2008 Volvo XC70 has 24 valves.
The 2008 Volvo S80 has 24 valves.
The 2008 Volvo XC90 has 24 valves.
The 2008 Volvo C70 has an inline 5 engine.
The 2008 Volvo S60 has an inline 5 engine.
The 2008 Volvo XC90 has an inline 6 engine.
The 2008 Volvo C70 has a 6-speed manual.
The 2008 Volvo C70 is a gas-powered vehicle.