Service bulletins for the 2021 Audi S6
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.
1155 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Air bag control module are shown. Show all
| A6921752056421_6 | 2022-01-06. Service bulletin. AIR BAGS; AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE. This informational bulletin contains instructions on when DTC B101C07 is stored in the airbag control module/ safety computer. |
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| A6921682056421_4 | 2021-09-03. Service bulletin. AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE; EQUIPMENT. This informational bulletin contains instructions on when DTC B101C07 is stored in the airbag control module/ safety computer. |
| A6921672062974_2 | 2021-09-03. Service bulletin. AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE; SEAT BELTS. This informational bulletin states to delete the DTCs and not replace parts for when there is a malfunction message and DTC B130474 and B130574 are sporadically stored. |
| A6921642062974_1 | 2021-05-06. Service bulletin. AIR BAGS; AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE. This informational bulletin states to delete the DTCs and not replace parts for when there is a malfunction message and DTC B130474 and B130574 are sporadically stored. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.