Workshop News
BMW G30 brake-disc runout after wheel refurbishment.
The owner had spent £800 on new front discs and pads, then had the wheels refurbished. A brake vibration developed afterwards. The dealer declined the warranty claim and pointed to paint on the inner wheel faces as the cause.
We used an on-car brake-disc lathe to correct the runout instead of fitting another set of discs. Check the wheel and hub contact surfaces as part of investigating vibration after wheel work.
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