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Service bulletin 122-R7L3B-09

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 id10165162
Published by NHTSA2019-09-23
Manufacturer's number122-R7L3B-09
Manufacturer's date2019-08-01
NHTSA componentSERVICE BRAKES, HYDRAULIC

NHTSA's summary

Technical bulletin detailing clicking noise from the front Carbon Ceramin Brakes (PCCB) on 911 Turbo and Turbo S models in the 991 generation. Bulletin advises dealers to submit a Technical Support request immediately due to the customer sensitivity of the issue.

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

Vehicles listed
PORSCHE 9112014, 2015, 2016, 2017, 2018, 2019

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

Other bulletins for the same vehicles and component
No. D7522026-02-05. Service bulletin. Parts information for parts withdrawal involving the caliper without brake pads. The part numbers affected are in the attached PDF. The vehicles associated are cars that use the part numbers in the PDF.
No. D7492025-12-05. Service bulletin. Parts information for parts withdrawal involving the brake disc 9Y0615301AJ
D7192025-06-02. Service bulletin. Parts information for Parts Withdrawal - 1 Set of Brake Pads for Disk Brake. Vehicles included are all cars that use part number 992698451R
No. D6892024-08-06. Service bulletin. Parts information for parts withdrawal involving the brake hose 9J1611707F and 9J1611708F
No. D6842024-07-02. Service bulletin. Parts information for parts withdrawal involving the retainer for brake hose/brake line
No. D6812024-06-05. Service bulletin. Parts information for parts withdrawal involving the retainer for brake hose/pressure difference sender. (9J1611845C, 9J1611846C, PAB906051C)
No. 24032024-04-03. Service bulletin. Special tools and equipment information for brake caliper pins for the 911, Boxster, and Cayman
No. 150-232024-01-03. Service bulletin. Symptom based workshop manual for a brake symptom - intermittent brake squeaking
No. 122-202023-04-06. Service bulletin. Technical information on a complaint - brake noise
No. 1801.42022-04-05. Service bulletin. Advanced technical information for a brake squeal.