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Service bulletins for the 2020 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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
WMA32022-08-16. Service bulletin. EQUIPMENT; WHEELS. Porsche intranet posting with information on Workshop Campaign WMA3 - replacing wheel bearing housing
WMJ62022-08-16. Service bulletin. ELECTRICAL SYSTEM; SEATS. Porsche intranet posting with information on Workshop Campaign WMJ6 - reprograming and-or coding seat control unit
WMK82022-08-16. Service bulletin. ELECTRICAL SYSTEM; WHEELS; EQUIPMENT. Porsche intranet posting with information on Workshop Campaign WMK8 - replacing wheel electronics for the tire pressure monitoring system
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. 28-222022-08-05. Service bulletin. TIRES; WHEELS. Instructions on the manufacturers certificate for approved wheels and tires.
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. D6102022-08-04. Service bulletin. EQUIPMENT:ELECTRICAL. Parts information for parts information involving the set adapter parts (992809714)
No. 13-212022-08-04. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Installation and conversion instructions for the sport design package.
No. 68-222022-06-03. Service bulletin. STRUCTURE:INTERIOR PANELS:DOOR; STRUCTURE. Symptom-based workshop manual for the 911. Noise complaints from the door panel area.
No. 67-222022-06-03. Service bulletin. ENGINE AND ENGINE COOLING. Symptom based workshop manual - PDK transmission: noises from the rear end area
No. 18-222022-06-02. Service bulletin. WHEELS. Instructions on the manufacturers certificate for approved wheels and tires.
No. 57-222022-06-02. Service bulletin. EQUIPMENT. Information on WMJ2 - rework on threaded joint for ground point.
No. 2118.12022-05-03. Service bulletin. EQUIPMENT. Information on advanced technical information for the upper oil pan seal housing leak.
No. 2116.12022-05-03. Service bulletin. SEATS; ELECTRICAL SYSTEM; SEAT BELTS. Instructions on advanced technical information for red warning in the instrument cluster - occupant seat belt not fastened.
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.

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