Opel INSIGNIA Owner's Manual page 226

224 Vehicle care
Sidelight/Daytime running light
(2)
1. Rotate cap anticlockwise and
withdraw from the reflector.
2. Press snap-in tongues together
and move socket out of the
housing.
3. Remove the bulb from the socket
by pulling.
4. Replace and insert new bulb into
socket.
5. Insert the bulb socket into the
housing and let engage.
6. Fit the cap and rotate clockwise.
Sidelight/Daytime running light
with LEDs
On another version sidelight and
daytime running lights are designed
as LEDs. In case of defective have
LEDs replaced by a workshop.
Front turn light (3)