Service bulletins for the 2021 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.
750 on file from NHTSA, as of 2026-10-19.
About P0366 on the 2021 Porsche 911: what the code means, and the bulletins and recalls about the same components.
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By trouble code
Only bulletins with trouble code: P0366 are shown. Show all
| No. 242-22 | 2024-01-03. Service bulletin. ENGINE AND ENGINE COOLING. Technical information on the check engine warning light active in conjunction with fault memory entry “P036600”,“P039100”, “P034100” and/or “P034600” in the DME Control Unit |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.