51 21 370 Removing and installing/replacing cover (seal) on front door at bottom left or right

Detach cover (1) downwards in direction of arrow from front door (2).

Installation:

Clip clips of cover (1) correctly into bores (3).

Fig 1: Removing Front Door Cover

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Note installation direction of cover (1).
Curve of sealing lip (2) must point away from door frame (3).

Fig 2: Identifying Door Frame, Cover And Sealing Lip

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Clips (1) of cover (2) must not be damaged.

Fig 3: Identifying Door Cover And Clips

Courtesy of BMW OF NORTH AMERICA, INC.