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Service bulletins for the 2025 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.

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

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By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
WSM52026-10-02. Service campaign. ENGINE; STRUCTURE:BODY. Porsche intranet posting for Campaign WSM5 – Replacing engine data sticker (VECI)
No. WSM52026-10-02. Service campaign. ENGINE; STRUCTURE:BODY. Technical Information for Campaign WSM5 – Replacing engine data sticker (VECI)
No. 91-262026-10-02. Service bulletin. POWER TRAIN; ENGINE. Technical Information for Particles/Metal Chips/Residues in Engine Oil
SY No. 72-262026-10-02. Service bulletin. ENGINE; POWER TRAIN. Symptom-based workshop manual for High-Pitched “Whining” and Whistling Noises in Partial Load Operation from the Engine Area. Note that this bulletin only covers 911 Turbo S with the t-hybrid system.
No. 72-262026-10-02. Service bulletin. ENGINE; POWER TRAIN. Symptom-based workshop manual for High-Pitched “Whining” and Whistling Noises in Partial Load Operation from the Engine Area. Note that this bulletin covers only 911 GTS t-hybrid models.
No. 32-262026-10-02. Service bulletin. POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of approved Porsche C40 GT engine oils
No. 31-262026-10-02. Service bulletin. POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils
No. 30-262026-10-02. Service bulletin. ENGINE; POWER TRAIN. Manufacturer's Certificate for Overview of Approved Porsche C20 Engine Oils
No. 29-262026-10-02. Service bulletin. ENGINE; POWER TRAIN. Manufacturer's Certificate for Overview of Approved Porsche C30 Engine Oils
No. 36-262026-10-02. Service bulletin. POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils
13/262026-08-06. Service bulletin. ENGINE. Allocation of Approved Engine Oils MY 2027 (13/26)
25/26 update 22026-08-05. Service bulletin. ENGINE. Malfunction Indicator Light, Fault On Power Electronics for Exhaust Gas Turbocharger (eATL) “P2F1B00” in the DME Control Unit (25/26)
25/262026-08-05. Service bulletin. ENGINE. Malfunction Indicator Light, Fault On Power Electronics for Exhaust Gas Turbocharger (eATL) “P2F1B00” in the DME Control Unit (25/26)
GR13D7942026-08-05. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Parts Withdrawal - Various Parts
GR13D7902026-07-08. Other. ELECTRICAL SYSTEM; ENGINE. Parts Withdrawal - Various Parts
20/262026-07-07. Other. ENGINE. Overview of Approved Porsche C20 Engine Oils (20/26)
19/26 17012026-07-07. Other. ENGINE. Overview of Approved Porsche C30 Engine Oils (19/26)
21/26 17012026-07-07. Other. ENGINE. Overview of Approved Porsche C40 Engine Oils (21/26)
15/26 17012026-07-07. Other. ENGINE. Overview of Approved Porsche A40 Engine Oils (15/26)
16/26 17012026-07-07. Other. ENGINE. Overview of Approved Porsche C30 Engine Oils (16/26)
16/26 17012026-07-07. Other. ENGINE. Overview of Approved Porsche C30 Engine Oils (16/26)
17/26 17012026-07-07. Other. ENGINE. Overview of Approved Porsche C20 Engine Oils (17/26)
18/26 17012026-07-07. Other. ENGINE. Overview of Approved Porsche C40 Engine Oils (18/26)
20/25 2601 update2026-07-07. Service bulletin. ENGINE. Sports Exhaust installation instructions.
20/25 26012026-07-07. Service bulletin. ENGINE. Sport exhaust system installation instructions

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