2. Using a plastic wedge or your fingers, pry the turn signal repeater from the front (in the direction of the vehicle's movement) sides, push it back (see accompanying illustration) and remove it from the wing.
16.2. Removing the turn signal repeater (1): 2. Lamp
3. Turn the lamp holder 90° and remove it together with the lamp from the lampshade.
4. Remove the lamp from the socket (see illustration 16.2).
5. Installation is performed in the reverse order of removal. When installing on the wing, the repeater is installed in the hole first with the front side, and then it is necessary to press on its back side until the lock clicks. Check the reliability of the repeater fastening and its proper functioning.
[Original source is on the website Opelbook.ru]

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