Porsche TSB #122-C4M9S-09
2018 Porsche Cayenne
Affected Component: SERVICE BRAKES, HYDRAULIC
- Summary
- Subject: Rear disc brake pads Symptom: If the vehicle is braked while driving at low speeds, a squealing noise can be heard shortly before the vehicle comes to a standstill. Cause: The disc brake pads can cause the squealing noise due to a change in the manufacturing process used by the supplier.