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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
No. 21122021-09-02. Service bulletin. EQUIPMENT. Special tools information on new Redline Dual Purpose Diagnostic Leak Locator.
No. 42-21-12021-09-02. Service bulletin. STRUCTURE; STRUCTURE:BODY:DOOR. Instructions for correcting a creaking sound when opening the door handle.
No. 20-142021-09-02. Service bulletin. EQUIPMENT. Installation instructions for retrofitting a roof box on a variety of Porsche models.
WMD52021-08-04. Service bulletin. EQUIPMENT; STRUCTURE:INTERIOR PANELS:DASHBOARD. Porsche intranet posting with preliminary information on Workshop campaign WMD5 - Replacing dashboard loudspeaker cover
No. 105-212021-08-04. Service bulletin. ELECTRICAL SYSTEM. Instructions for reprogramming the instrument cluster control unit in the event that travel data is not updated or displayed correctly in the Porsche Connect app.
No. 51-212021-08-04. Service bulletin. TIRES; WHEELS. List of approved wheels and tires for the 992 generation 911.
No. 71-212021-08-04. Service bulletin. EQUIPMENT. Porsche service campaign information for Workshop Campaign WMD5 - Replacing Dashboard Loudspeaker Cover.
No. 77-212021-08-04. Service bulletin. ENGINE AND ENGINE COOLING. Instructions for what to do if there are complaints or issues with vehicles shortly after charging or removing and installing spark plugs.
No. 21162021-08-04. Service bulletin. SEAT BELTS. Advanced technical information for a red warning light in the instrument cluster for the seat belt not fastened.
No. 02-21-22021-08-04. Service bulletin. STEERING. Instructions for how to fix an issue where the steering column will not adjust upwards or downwards.
No. 06-212021-08-02. Service bulletin. EQUIPMENT. Instructions for retrofitting a dashcam on the 992 generation 911.
PIWIS2101ac2021-07-06. Service bulletin. EQUIPMENT. Information on new PIWIS Tester update #40.300.020.
No. 21142021-07-06. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information on Updating PVTS CU Software in the event that the Engine will not start.
PIWIS2101ab2021-07-06. Service bulletin. EQUIPMENT. Information on PIWIS tester update #40.300.000 & .010.
No. 35-212021-07-06. Service bulletin. WHEELS. List of approved wheels and tires for the 911.
No. 62-212021-07-06. Service bulletin. ELECTRICAL SYSTEM. Porsche service campaign information for Workshop Campaign WMD2 - Teach Tire Pressure Monitoring (TPM) System Using the PIWIS Tester.
No. 27-212021-07-06. Service bulletin. WHEELS. List of approved wheels and tires for the 992 generation 911.
PIWIS2101aa2021-07-06. Service bulletin. EQUIPMENT. Information on new PIWIS Tester update #40.250.040
No. 2100.12021-07-06. Service bulletin. ELECTRICAL SYSTEM. Information on offline MAP service updates for the PCM4 and PCM5.
No. D5712021-07-06. Service bulletin. EQUIPMENT. Parts withdrawal information for a selector mechanism.
No. D13.22021-07-06. Service bulletin. EQUIPMENT. Information on new PIWIS Tester program for independent repair facilities.
PIWIS2101z2021-07-06. Service bulletin. EQUIPMENT. Information on Porsche PIWIS Tester update #40.250.030 & .035.
ATIALL416052021-06-28. Service bulletin. EQUIPMENT; SERVICE BRAKES. Understanding and addressing brake squeal complaints.
ATIALL416042021-06-28. Service bulletin. EQUIPMENT; TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. 2003 to Present All with tire pressure monitoring system.
ATIALL16012021-06-28. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 1997 to Present - Vehicle Analysis Log Types - In an effort to prode accurate information regarding the state of the vehicle at the time fof VAL creation, a "log type" drop down menu was added at the end of the VAL creation menu.

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