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Service bulletins for the 2018 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.

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

By type

By component

By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
No. D6902024-08-06. Service bulletin. ELECTRICAL SYSTEM. Parts information for parts withdrawal involving the charger for the high-voltage battery
No. 31-202024-06-05. Service bulletin. ELECTRICAL SYSTEM. Technical information for diagnosis and handling of the 12 volt lithium-ion battery
No. 12-132024-04-03. Service bulletin. ELECTRICAL SYSTEM. Technical information for the vehicle analysis log (VAL) - evaluating overspeed events
No. 10-052024-04-02. Service bulletin. ELECTRICAL SYSTEM. Technical information for the PCM2.1 and navigation unit. System connection software release.
PIWIS2401j2024-03-04. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE. Information for PIWIS tester update 42.500.020
No. 19-202024-02-07. Service bulletin. ELECTRICAL SYSTEM. Installation and conversion instructions for the PCM - nav update
No. 2331.12024-01-03. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the VTS remote services fail due to false 3G
No. 23302023-11-08. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the permanent diagnostic trouble codes
No. 180-212023-11-08. Service bulletin. ELECTRICAL SYSTEM. Technical information on WMM7 - replacing VTS control unit
No. 23142023-10-05. Service bulletin. ELECTRICAL SYSTEM. Special tools and equipment information for all Porsche models. Diagnostic equipment standards.
No. 23132023-10-05. Service bulletin. ELECTRICAL SYSTEM. Special tools and equipment information for the Pico Oscilloscope Extended Functionality
PIWIS2301ay2023-09-09. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE. Information on PIWIS tester update 42.100.060 & .065
No. 31-202023-04-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for the diagnosis and handling of 12v lithium ion battery
No. 159-21-12023-01-10. Service bulletin. ELECTRICAL SYSTEM. Information on technical information for a complaint involving the Cayenne, Cayman, Boxster, Macan, and 911. The SD map update/OTA map update does not function
No. 22342023-01-10. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for improper odometer and speedometer function
No. 1734.12022-10-05. Service bulletin. ELECTRICAL SYSTEM. Special tools information for the corner weight/alignment scales on all Porsche GT cars and 918 Spyders.
WMM72022-08-16. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with information on Workshop Campaign WMM7 - replacing VTS control unit
No. 2207.12022-04-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Advanced technical information for WMM7.
No. 180-21-22022-04-05. Service bulletin. ELECTRICAL SYSTEM. Information on WMM7 - replacing VTS control unit.
No. 180-21-12022-04-05. Service bulletin. EQUIPMENT:MECHANICAL; ELECTRICAL SYSTEM. Technical information for WMM7 - replacing VTS control unit.
No. 180-212022-03-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Information for recall campaign WMM7 replacing VTS control unit.
No. 135-212022-02-04. Service bulletin. ELECTRICAL SYSTEM; SEATS. Technical information for WMJ6 - re-programing and/or coding seat control unit.
No. 21362022-01-04. Service bulletin. ELECTRICAL SYSTEM. Special tools information for a map service update for PCM4 and PCM5.
No. 180-212021-12-07. Service bulletin. ELECTRICAL SYSTEM. Technical information on WMM7 - replacing VTS control unit.
No. 2114.12021-08-04. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Advanced technical information for updating the PVTS CU Software in the event that the engine will not start.

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