65 75 055 Removing and installing/replacing emergency power siren with tilt sensor

Necessary preliminary tasks: 

• Remove rear bumper trim carrier  . See 51 12 156 REMOVING AND INSTALLING REAR BUMPER TRIM .

Release nut (1) and remove emergency power siren (2).

Fig 1: Identifying Emergency Power Siren And Nut

Courtesy of BMW OF NORTH AMERICA, INC.