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Service bulletins for the 2020 Porsche 911

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.

832 on file from NHTSA, as of 2026-10-19.

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By component

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Only bulletins with component: Brakes are shown. Show all

Bulletins, newest first
GR13D8002026-08-05. Service bulletin. SERVICE BRAKES. Parts Withdrawal - 1 Set of Brake Pads for Disk Brake
No. D7522026-02-05. Service bulletin. SERVICE BRAKES. 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. SERVICE BRAKES. Parts information for parts withdrawal involving the brake disc 9Y0615301AJ
D7192025-06-02. Service bulletin. SERVICE BRAKES. 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. SERVICE BRAKES. Parts information for parts withdrawal involving the brake hose 9J1611707F and 9J1611708F
No. D6842024-07-02. Service bulletin. SERVICE BRAKES. Parts information for parts withdrawal involving the retainer for brake hose/brake line
No. D6812024-06-05. Service bulletin. SERVICE BRAKES. Parts information for parts withdrawal involving the retainer for brake hose/pressure difference sender. (9J1611845C, 9J1611846C, PAB906051C)
No. D6772024-05-02. Service bulletin. SERVICE BRAKES, HYDRAULIC. Parts information for parts withdrawal involving the brake pads - 992698151F
No. 24032024-04-03. Service bulletin. SERVICE BRAKES, HYDRAULIC. Special tools and equipment information for brake caliper pins for the 911, Boxster, and Cayman
No. 122-202023-04-06. Service bulletin. SERVICE BRAKES, HYDRAULIC. Technical information on a complaint - brake noise
WLM62023-02-07. Service bulletin. SERVICE BRAKES, HYDRAULIC; EQUIPMENT. Porsche intranet posting with information on workshop campaign WLM6 - check brake lines on the front axle and replace them if necessary
No. 197-202023-02-06. Service bulletin. SERVICE BRAKES, HYDRAULIC; EQUIPMENT. Technical information for WLM6 - checking brake lines on the front axle and replace if necessary.
No. 1801.42022-04-05. Service bulletin. SERVICE BRAKES. Advanced technical information for a brake squeal.
No. 141-21-12021-11-04. Service bulletin. SERVICE BRAKES, HYDRAULIC. Recall repair information for recall campaign AMB9 - reworking brake booster.
ATIALL416052021-06-28. Service bulletin. EQUIPMENT; SERVICE BRAKES. Understanding and addressing brake squeal complaints.
122-S6Q2R-062021-03-06. Service bulletin. EQUIPMENT; SERVICE BRAKES. Resubmitting at request of Mr. Bernard Hardgrave. Advanced technical information on brake fluid for all Porsche vehicles.
No. 20172020-10-01. Service bulletin. SERVICE BRAKES, HYDRAULIC. New Special tools information on VAS 6627A/11 Brake Caliper Drilling Template.
WLG12020-09-02. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS. Porsche intranet communication concerning Workshop campaign Replacing brake discs and brake pads on the front and rear axle.
No. 113-202020-09-02. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS. Service Campaign information for Porsche Workshop Campaign WLG1 - Replacing Brake Discs and Brake Pads on the Front and Rear Axle.
WKG42020-08-05. Service bulletin. SERVICE BRAKES, AIR. Porsche intranet posting for Porsche Workshop Campaign WKG4 - Replacing PCCB brake disc covers and air guides.
No. 167-192020-08-05. Service bulletin. SERVICE BRAKES, AIR:DISC:PADS. Workshop campaign information for Porsche workshop campaign WKG4 - Replace PCCB Brake Disc Covers and Air Guides.
No. 167-192020-07-02. Service bulletin. EQUIPMENT; SERVICE BRAKES, AIR; SERVICE BRAKES, HYDRAULIC. Instructions for completing Workshop Campaign WKG4 - Replace PCCB Brake Disc Covers and Air Guides.
122-B6T4Q-042020-04-02. Service bulletin. SERVICE BRAKES, HYDRAULIC. Instructions for clearing out an electrical system fault "Brake Light switch - electrical fault" on affected 992 generation 911 vehicles.
122-J7Y2Y-112019-11-01. Service bulletin. EQUIPMENT; SERVICE BRAKES, HYDRAULIC. Special tools bulletin for new brake fluid tester.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.