How to remove SDARS Antenna on BMW Z4 E89

Remove warning triangle (1).
Release screws underneath.
Lift out expanding rivets (2).
US version only:
Pass emergency release (3) through rear lid trim (4).
Remove rear lid trim (4).

Unscrew nuts (1).
Unfasten plug connection (2) and disconnect.

Raise and unclip additional brake light (1)
Remove additional brake light (1).

Release nutĀ (1) on underside of rear lid.
Unfasten aerial plug (2) and disconnect.

Lever SDARS aerial (1) upwards out of rear lid.