51 13 040 Removing and installing/replacing left or right front radiator grill

WARNING: This page is about a different car, the 2003 BMW Z8. However, it is still accessible from the selected car via links, so may be relevant.

Lever links (1) with fingers out of catches (2) and remove front grill (3).

Fig 1: Removing Front Grill

Courtesy of BMW OF NORTH AMERICA, INC.