Removal Of Side Wall Holder (Variant 1):

Release welded connections in areas (1) and remove holder (2).

Fig 1: Removing Holder

Courtesy of BMW OF NORTH AMERICA, INC.

Preparation of new part: 

Adjust new part in conjunction with side panel in front to fit.

In area of bonding surfaces (1), set 2 4.2 mm dia. bore holes (2) for blind rivetsN3.

Remove new part and deburr holes.

Fig 2: Locations For Bore Holes

Courtesy of BMW OF NORTH AMERICA, INC.

Installation of side wall holder: 

Clean all bonding surfaces with cleaning agent R1.

Apply adhesive to bonding surfaces.

Install new part and rivet with blind rivets.