See also:

Removing the key blade
Slide the spring loaded catch to the side. Pull the key blade straight out of the remote key. ...

Warranty
As you'd expect, the Volvo V50 Sportswagon is supported by a comprehensive warranty. The standard mechanical warranty is three years/60,000 miles (whichever comes first), plus there's a three-year ...

Changing
WARNING Connect and disconnect the positive and negative cables in the correct sequence. ...