Opel ASTRA Owner's Manual page 223

1. Slide lamp to its left side and
remove at its right end.
2. Turn bulb holder anticlockwise
and remove from housing.
3. Pull bulb from bulb holder and
replace it.
4. Insert bulb holder and turn
clockwise.
5. Insert left end of the lamp, slide to
the left and insert right end.
4-door notchback
To replace bulb, remove lamp
housing:
1. Slide lamp to its left side and
remove at its right end.
Vehicle care
2. Turn bulb holder anticlockwise
and remove from housing.
3. Pull bulb from bulb holder and
replace it.
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