51 71 476 Remove and install/replace the running board on the left or right

Necessary preliminary tasks: 

• Remove TRIM PANEL FOR COVER ON SIDE MEMBER 

Release clamps (1).

Release screws (2) and remove running board (3).

Fig 1: Identifying Running Board, Clamps And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Make sure inserts (1) are correctly seated.

Fig 2: Identifying Inserts

Courtesy of BMW OF NORTH AMERICA, INC.