Removal of outer wheel arch section

Fig 1: Identifying C-Pillar Reinforcement, Cavity Acoustic Baffle, Severance Cut And Welded Connection Area

Courtesy of BMW OF NORTH AMERICA, INC.

Mark severance cut (1) next to C-pillar reinforcement (2) and cut

IMPORTANT: Severance cut in area (5) not permitted!
Open welded connections in area (3).
Remove cavity acoustic baffle (4).

Preparation of new part:

Mark new part in accordance with severance cut on vehicle + 20 mm extra material and cut.

Fig 2: Identifying N3 Blind Rivets Bonding Surfaces

Courtesy of BMW OF NORTH AMERICA, INC.

Adjust new parts in combination with side wall to fit and secure.

NOTE: Side panel omitted for clarity.
Set sixteen 4.2 mm dia. holes for blind rivets N3 in bonding surfaces (1).
Remove new part and deburr holes.