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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.

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

Bulletins, newest first
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. 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. 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. 06-212022-04-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; VISIBILITY; ELECTRICAL SYSTEM:ADAS:DRIVER MONITORING:CAMERA/SENSOR. Installation and conversion instructions for the dashcam on the 911.
No. 2005.22022-03-04. Service bulletin. ENGINE AND ENGINE COOLING; EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH; ELECTRICAL SYSTEM. Instructions on advanced technical information for the 992 - engine warning fault caused by P070300 (00110D) – “Brake light switch-electrical fault”
No. 180-212022-03-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Information for recall campaign WMM7 replacing VTS control unit.
No. 203-212022-03-03. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. Information on vehicle sporadically not available via remote access services: reprogram connect 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. 145-212022-02-04. Service bulletin. ELECTRICAL SYSTEM; WHEELS; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). Technical information on WMK8 - replacing wheel electronics for the tire pressure monitoring system (TPMS)
No. 2125.12022-02-04. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Instructions on advanced technical information for the 911 ignition lock warning along with fault code B143C29.
No. 151-212022-01-05. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Technical information for a warning message - "engine control system fault"/ fault memory entry for high fuel pressure in DME control unit.
No. 21362022-01-04. Service bulletin. ELECTRICAL SYSTEM. Special tools information for a map service update for PCM4 and PCM5.
No. 2109.12022-01-04. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. Instructions on advanced technical information for critical 12V Li-ion battery recycling for the 911, Cayenne, Taycan, and 918 Spyder.
No. 180-212021-12-07. Service bulletin. ELECTRICAL SYSTEM. Technical information on WMM7 - replacing VTS control unit.
No. 150-212021-11-05. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Technical information on the engine control system fault - engine-Compartment blower in the DME control unit.
No. 2127-22021-11-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Instructions on advanced technical information for poor ground leads - starting issue.
No. 2125-12021-11-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:MECHANICAL. Instructions on the advanced technical information for the ignition lock warning.
No. 31-202021-11-04. Service bulletin. ELECTRICAL SYSTEM. Information for handling 12v lithium-ion batteries.
No. 2108.12021-11-04. Service bulletin. ELECTRICAL SYSTEM; LANE DEPARTURE. Instructions on advanced technical information for lane change assist warning.
No. 2113.12021-10-06. Service bulletin. ELECTRICAL SYSTEM:INTERIOR LAMPS/BULBS; UNKNOWN OR OTHER. Special Tools information for Deutronic Signal Lamps.
No. 21142021-09-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Special tools information for a 12V Power Supply for PT3G Oscilloscope.

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