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Service bulletin 122-J6C6N-01

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10153554
Published by NHTSA2019-02-25
Manufacturer's number122-J6C6N-01
Manufacturer's date2018-12-19
NHTSA componentSERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER

NHTSA's summary

Information: There is a possibility that brake noises will come from the rear brake system while braking at low deceleration on the affected vehicles. Customers may regard these brake noises as an acoustic defect.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Brakes, Brake caliper

Vehicles listed
PORSCHE CAYENNE2019

Listing a model year does not mean every vehicle of it is concerned: the document says which.