51 49... Removing and installing/replacing left or right water channel trim strip on rear side panel

Unscrew clip (1).

Feed cover (2) in upward direction out of guides (3).

Installation note: 

Sealing lip of cover (2) must not lie below edge protection for tailgate.

Sealing lip of cover (2) must rest correctly on edge protection for tailgate.

Courtesy of BMW OF NORTH AMERICA, INC.