65 12 051 Removing and installing/renewing central bass speaker -driver's side- (under front seat)

Necessary preliminary tasks: 

• Remove front seat  See 52 13 001 REMOVING AND INSTALLING FRONT SEAT, DRIVER'S SIDE or 52 13 002 REMOVING AND INSTALLING FRONT SEAT, PASSENGER'S SIDE
• Remove DOOR SILL COVER STRIP

Release screws (1).

Remove cover of bass speaker (2).

Fig 1: Identifying Bass Speaker Cover And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Fold up the carpet (1) as shown.

Unfasten plug connection (3) and disconnect.

Unfasten screws (2).

Feed out central bass speaker support (4).

Fig 2: Identifying Carpet, Central Bass Speaker Support, Plug Connection And Screws

Courtesy of BMW OF NORTH AMERICA, INC.