Subsequent Treatment Of Weld Joints

WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2011 BMW 328xi, 2011 BMW 328i, 2010 BMW 335xi, 2010 BMW 335i, and 2010 BMW 328xi. However, it is still accessible from the selected car via links, so may be relevant.

When grinding a weld seam, do not grind thin the base material next to the seam.
After joining, clean all weld seams and spots with a stainless steel wire brush.
Remove burnt paint with a stainless steel wire brush.
All weld joints sealed off with body sealing compound in original state must be primed and sealed off again thoroughly after repairing. Replace damaged or removed anti-drumming layers.