Vauxhall Astra Owner's Manual page 168

3. Rotate left bulb holder and
disengage.
4. Remove the bulb holder with bulb
from the reflector.
5. Detach bulb from bulb holder.
6. Insert new bulb so that the two
lugs on the bulb holder engage in
the recesses in the reflector.
7. Rotate bulb holder to the right as
far as it will go.
8. Place protective cover in position
and close.
Vehicle care
Side lights
1. Replace bulbs through the
openings in the wheel arches.
2. Remove main beam headlight
protective cover.
167