Necessary preliminary tasks

WARNING: This page is about a different variant/trim than selected.

Release screws (1).

Remove central bass speaker trim (2) from floor trim (3).

Fold back floor panel (3) in direction of arrow.

Fig 1: Identifying Screws, Central Bass Speaker Trim And Floor Trim

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Floor panel shown removed for purposes of clarity.

Unfasten plug connection (1) and disconnect.

Unscrew nuts (2).

Feed out central bass speaker (3) in direction of arrow and remove.

Fig 2: Removing Central Bass Speaker

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Make sure seal (3) and rubber damper (4) are correctly seated on central bass speaker (1).

Insert central bass speaker (1) with guides (2) exactly in frame side member.

Fig 3: Identifying Central Bass Speaker, Guides, Seal And Rubber Damper

Courtesy of BMW OF NORTH AMERICA, INC.