Service bulletins for the 2023 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.
597 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Engine are shown. Show all
| No. 21-19 | 2023-08-04. Service bulletin. ENGINE AND ENGINE COOLING. Installation and conversion instructions for the sport exhaust system |
|---|---|
| No. 2312 | 2023-08-03. Service bulletin. ENGINE AND ENGINE COOLING. Special tools information for a GT3 suspension alignment aids and GT4 engine removal frame. |
| No. 2311 | 2023-06-06. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. Instructions on advanced technical information for the 992 GT3 - DME fault/fuel low pressure |
| No. 02-23 | 2023-04-06. Service bulletin. ENGINE AND ENGINE COOLING. Technical information for a warning message - "engine control system malfunction" in conjunction with error memory entry P04F000 in DME control unit. |
| PNA 000 163 QD | 2023-02-06. Service bulletin. ENGINE AND ENGINE COOLING. Standard inspection sheet for mandatory oil maintenance for each vehicle. |
| No. 241-22 | 2023-01-10. Service bulletin. ENGINE AND ENGINE COOLING. Technical information for traces of coolant close to the coolant reservoir or under vehicle. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.