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Service bulletins for the 2021 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.

750 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. 86-262026-10-02. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Technical Information for Vehicle Color in Front Display/Control Panel Wrong after Replacing Central Computer (PCM)
No. 12-262026-10-02. Service bulletin. ELECTRICAL SYSTEM. Technical Information for Damage to Nano Plug Contacts Due to Utilization of Incorrect Measuring Equipment
No. 43-262026-10-02. Warranty extension. VISIBILITY/WIPER; ELECTRICAL SYSTEM. Technical Information for Warranty Extension for Front Door Wiring Harness related to Real Top View (RTV) issues
No. 2109-32026-09-04. Service bulletin. ELECTRICAL SYSTEM. Information on Advanced Technical Information for Critical 12V Li-ion Battery Recycling
GR13D7972026-08-05. Service bulletin. ELECTRICAL SYSTEM. Parts Withdrawal - Steering Column Switch
ASB22026-08-05. Service campaign. ELECTRICAL SYSTEM; BACK OVER PREVENTION: WARNINGS. Re-Programming Assistance System Control Unit (Stop Delivery/Recall Campaign)
2229.122026-08-05. Service bulletin. ELECTRICAL SYSTEM. ConBox Current Draw Discharges 12 V Battery
GR13D7902026-07-08. Other. ELECTRICAL SYSTEM; ENGINE. Parts Withdrawal - Various Parts
03/26 91022026-07-07. Service bulletin. BACK OVER PREVENTION: WARNINGS; ELECTRICAL SYSTEM. Complaint Regarding the Camera View (Real Top View) in the PCM Central Display (03/26)
No. TLLI26022026-06-05. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. Tech live look information bulletin for How to use Frontline.io on the HoloLens 2
No. TLLI26012026-06-05. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. Tech live look information bulletin for how to use fronline.io on mobile devices and tablets.
No. D7852026-06-05. Service bulletin. FUEL/PROPULSION SYSTEM; STRUCTURE:BODY; ELECTRICAL SYSTEM. Parts information for parts withdrawal involving 9J1827447B, PAA971221B, and 95B201060AA. The lock, the fuel tank attachments, and the module connector. The vehicles affected are ones that use the part number(s) mentioned.
No. 03-26-12026-06-05. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY/WIPER. Technical information for a Complaint Regarding the Camera View (Real Top View) in the PCM Central Display
No. 26042026-06-05. Service bulletin. ELECTRICAL SYSTEM. Special tools and equipment information for VAS 6296/10 Auto-Ship and Q1 2026 Software Spec Update Available
No. D7832026-06-04. Service bulletin. ELECTRICAL SYSTEM. Parts information for parts withdrawal involving servomotor and rear light. Part numbers affected are 976411881E, 976511881E, PAD411881B, PAD511881A, PAD411881C, 973945093BC. The vehicles involved are ones that use the part numbers mentioned.
No. 44-26-22026-06-04. Service bulletin. ELECTRICAL SYSTEM. Symptom based workshop manual for Information Message “Key (Remote Control (Hand-Held Transmitter)) Not Found / Faulty”, Fault Memory Entry Regarding Key “B19B6F0” in Instrument Cluster Control Unit
No. 46-262026-06-04. Service bulletin. ELECTRICAL SYSTEM. Technical information for a software update of various control units: Software Network VR28.13 SQ4
No. 28-262026-06-03. Service bulletin. ELECTRICAL SYSTEM. Technical information on Transmission Warning Message “P Not Available”, Fault Memory Entries for Parking Lock Buttons in the Shift Console and Transmission Electronics (PDK) Control Units (
No. ASB22026-06-03. Service bulletin. ELECTRICAL SYSTEM. Technical information for ASB2 - Re-Programming Assistance System Control Unit
No. 22-26-22026-06-03. Service bulletin. ELECTRICAL SYSTEM. Technical information for a Replacement Requirement for Wire Harness for Rear-View Mirror/Front Door or Front Main Wire Harness: Rework Signal Line for Mirror Camera
No. 38-262026-06-03. Service bulletin. ELECTRICAL SYSTEM. Technical information for a Replacement Requirement or Coding of Rear-End Electronics Control Unit (BCM2): “Comfort Access” Not Functioning
No. D7782026-05-06. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Parts information for parts withdrawal involving various parts. The vehicles affected are ones that use the part numbers mentioned. Part numbers: 0PD145703E, 0PD145703H, 0PD907123G, 0PD907123K
No. D7772026-05-06. Service bulletin. ELECTRICAL SYSTEM. Parts information for parts withdrawal involving the high-voltage battery. The vehicles affected are ones that use the part numbers mentioned. 9J1915099AS, 9J1915100AS, and 9J1915100AQ
No. 31-202026-05-06. Service bulletin. ELECTRICAL SYSTEM. Technical information for Diagnosis and Handling of 12-Volt Lithium-Ion Battery (Vehicle Electrical System Battery)
No. 28-262026-05-06. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Technical information for Transmission Warning Message “P Not Available”, Fault Memory Entries for Parking Lock Buttons in the Shift Console and Transmission Electronics (PDK) Control Units

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