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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

Bulletins, newest first
No. 1804.12022-09-08. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. Instructions on advanced technical information for the lubricant for the sunroof/sliding roof.
PIWIS2201an2022-09-08. Service bulletin. EQUIPMENT. Information for PIWIS tester update #41.300.000, .010 & .012
No. 90-202022-09-08. Service bulletin. WHEELS. Technical information on WLD1 - supplying wheel spacer on the 911 GT2 RS and 911 GT3 RS.
No. 104-192022-09-08. Service bulletin. ENGINE AND ENGINE COOLING. Symptom based workshop manual information - engine is sluggish when revving up/max speed is not reached.
No. 2002.12022-09-08. Service bulletin. EQUIPMENT. Special tools information for new blitz table replacement castors.
No. 22152022-09-08. Service bulletin. EQUIPMENT. Special tools information for a new drawer 20 foam insert release for all models
No. 148-212022-09-07. Service bulletin. ENGINE AND ENGINE COOLING. Technical information for AMC0 - reprograming DME and transmission control unit
WMM72022-08-16. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with information on Workshop Campaign WMM7 - replacing VTS control unit
No. 33-222022-08-05. Service bulletin. ENGINE AND ENGINE COOLING. Overview of approved engine C20 engine oils for all Porsche models using this oil.
No. 31-222022-08-05. Service bulletin. ENGINE AND ENGINE COOLING. Overview of approved engine C40 engine oils for all Porsche models using this oil.
No. 36-222022-08-05. Service bulletin. ENGINE AND ENGINE COOLING. Instructions on the manufacturers certificate for approve Porsche A40 engine oils.
No. 35-222022-08-05. Service bulletin. ENGINE AND ENGINE COOLING. Overview of approved engine C30 oils for Porsche models using C30 oils.
No. 22142022-08-05. Service bulletin. EQUIPMENT. Special tools and equipment for the VAG 1561 storage kit in foam with blades
No. 147-182022-08-05. Service bulletin. ENGINE AND ENGINE COOLING. Technical information for a complaint - rattling noise from around the crank drive.
No. 22192022-08-04. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. Instructions on advanced technical information for vehicles with 3G VTS - engine start inhibited and fault code present.
No. 22022022-05-03. Service bulletin. EQUIPMENT. Instructions on special tools and equipment for drawer 19 foam insert release.
No. 1816.12022-05-03. Service bulletin. EQUIPMENT. Instructions on special tools and equipment - locally available tool.
No. 2207.12022-04-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Advanced technical information for WMM7.
No. 1801.42022-04-05. Service bulletin. SERVICE BRAKES. Advanced technical information for a brake squeal.
No. 89-112022-04-05. Service bulletin. SUSPENSION. Technical information - adjust values for suspension alignment: using current values and observing specifcations.
No. 180-21-22022-04-05. Service bulletin. ELECTRICAL SYSTEM. Information on WMM7 - replacing VTS control unit.
No. D5992022-04-05. Service bulletin. ENGINE AND ENGINE COOLING. Parts information for parts withdrawal involving the valve spring. Part numbers affected are PAB109623 and 958109623.
No. 180-21-12022-04-05. Service bulletin. EQUIPMENT:MECHANICAL; ELECTRICAL SYSTEM. Technical information for WMM7 - replacing VTS control unit.
No. 06-222022-03-04. Service bulletin. ENGINE AND ENGINE COOLING. Instructions on the manufacturers certificate for allocation of approved engine oils up until MY2020. (starting back at MY1984). An overview of the approved engine oils.
No. 180-212022-03-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Information for recall campaign WMM7 replacing VTS control unit.

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