Opel Corsa Owner's Manual page 194

192 Vehicle care
Reversing light is located on the right
light assembly in the tailgate, and the
rear fog light is located on the left light
assembly in the tailgate.
Right hand drive models
Reversing light is located on the left
light assembly in the tailgate, and the
rear fog light is located on the right
light assembly in the tailgate.
The description of bulb replacement
is the same for both lights.
1. Remove screw in the tailgate.
2. Move light assembly a little to the
outside and then withdraw from
the tailgate.
3. Remove the bulb holder by
turning.
4. Remove the bulb by pushing
slightly into the socket and
rotating anticlockwise. Replace
the bulb.
5. Insert the bulb socket into the
assembly and turn to fix.
6. Attach light assembly into the
tailgate and fix with the screw.