Volvo 2006 C70 - Manual (Page 149)

Parking light bulb
Pull out the bulb holder with a pair of pliers. The bulb holder should not be pulled out by the wire.
Replace the bulb.
Press the bulb holder back into place. It can only be installed in one position.
pg. 167 Maintenance and servicing
Replacing front bulbs
Turn signal
Turn the bulb holder counterclockwise and remove it.
Remove the bulb from the holder by pressing it in and twisting it counterclockwise.
Insert a new bulb and reinstall the bulb holder in the headlight housing.