At the factory when it was new?It's the body flexing where they did the cut & shut job
What's the secret?same problem here..easily fixed with some bit thou.
Replaced side trim due to bracket has come away.
A8K5 863 887 AC A9 174627/LINING - unit cost 55.59
Result!Yay fixed! Got a whole new side panel.
Pleased you got it sorted ScottyYay fixed! Got a whole new side panel.