Graphic is only an example. There may be differences in specific details depending on engine version.
Unscrew all bolts.
Remove underbody panelling (1).
Installation note: Make sure underbody panelling (1) is correctly seated.
BMW X3 Service & Repair Manual > Side frame and door pillars: Replace B-pillar, outer left
Procedure OBSERVE repair stage 3!
Read contents of BODY, GENERAL.
Use only an approved SPOT-WELDING APPARATUS for repairs!
Following new body parts are required (see OVERVIEW OF CONSUMABLES):
(1) A-pillar with entrance
Shaped part, B-pillar bottom outside
Removal:
Mark severance c ...