51 11 183 Removing and installing (replacing) ornamental grille for bumper panel (side), Modern Line

Release ornamental grille (1) at latch mechanisms (2) and pull out of bumper (2).

Fig 1: Ornamental Grille, Latch Mechanisms And Bumper

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Installation note: 

Latch mechanisms (arrow) at ornamental grille (1) must not be missing or damaged.

Fig 2: Ornamental Grille Latch Mechanisms

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Replacement only: 

Disengage and remount trims (1) of ornamental grille (2).

Fig 3: Ornamental Grille Trims

Courtesy of BMW OF NORTH AMERICA, INC.