Service bulletins for the 2019 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.
609 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: 12-volt battery are shown. Show all
| No. 2229.4 | 2022-12-07. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Instructions on advanced technical information for the conbox current draw discharges 12v battery - for the Cayenne and 911. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.