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Service bulletins for the 2020 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.

1060 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
A2724842074729_22025-01-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information in circumstances where there are noises/vibration from front of vehicle in dynamic mode.
A0124482014753_132025-01-07. Service bulletin. ENGINE. This bulletin provides information when the MIL is on; DTCs for misfire, air/fuel ratio imbalance, or lean fuel system stored in the ECM P030000.
A0024012076404_12025-01-07. Service bulletin. UNKNOWN OR OTHER. This TSB provides a deployment overview for customer service packages, MLB, and MQB for MIB3/connectivity box/OCU3/LSR.
Dealer 27BQ_REV72024-12-04. Service campaign. UNKNOWN OR OTHER. Under this service action, Audi dealers will replace the starter-alternator in affected vehicles at no cost to owners. A defective starter-alternator may inhibit start/stop functionality which could increase CO2 and other emissions while the vehicle is stopped. Emissions still remain within certification standards. Updated affected vehicle chart & owner notification letters to reflect the addition of 2021 model year. Updated affected vehicle chart & owner notification letters to reflect the addition of the next wave of vehicles.
Circular 27BQ_REV72024-12-04. Service campaign. UNKNOWN OR OTHER. Under this service action, Audi dealers will replace the starter-alternator in affected vehicles at no cost to owners. A defective starter-alternator may inhibit start/stop functionality which could increase CO2 and other emissions while the vehicle is stopped. Emissions still remain within certification standards. Updated affected vehicle chart & owner notification letters to reflect the addition of 2021 model year. Updated affected vehicle chart & owner notification letters to reflect the addition of the next wave of vehicles.
A9624112059201_82024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when high beam assist, or traffic sign detection limited, DTC C12B3FD may be stored in the DAS control module.
A9624072056019_32024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the anti-theft alarm activates for no reason, or when the anti-theft alarm does not activate.
A9324342074808_22024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides service-info relating to lithium-ion high-voltage batteries; determining energy content.
A9124872024323_112024-12-04. Service bulletin. ELECTRICAL SYSTEM. This TSB Provides information when parking assistance provides false warnings.
A9124842018187_172024-12-04. Service bulletin. STRUCTURE:BODY. This bulletin provides information when speaker rattles, vibrations, or audio interference is noted.
A9124792058769_82024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the parking brake does not work sporadically; DTC B107BF0 or B10FCF0 stored in the driver assist systems.
A9024472059891_82024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the restricted function icon for Audi Pre sense is displayed after engine starts.
A9024452069670_22024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the overhead view camera (TopView) calibration fails.
A9024442076026_12024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides general information and information when the laser scanner requires readjustment.
A9024412074059_22024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin pertains to complaints/general information regarding SOS Emergency Assist.
A6424022020552_132024-12-04. Service bulletin. STRUCTURE:BODY. This bulletin provides information regarding cleaning exterior glass.
A4324002067531_52024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the DTCs B200FF0 to B200FF5 are stored in the J775 suspension control unit.
A0024992070568_32024-12-04. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information about professional noise analysis with the VAS 611 015 PICO-NVH tool
A0024982075515_22024-12-04. Service bulletin. FUEL/PROPULSION SYSTEM. This bulletin advises that fuel additives are not permitted.
Dealer 27BQ_REV62024-11-06. Service campaign. UNKNOWN OR OTHER. Under this service action, Audi dealers will replace the starter-alternator in affected vehicles at no cost to owners. A defective starter-alternator may inhibit start/stop functionality which could increase CO2 and other emissions while the vehicle is stopped. Emissions still remain within certification standards. Updated affected vehicle chart & owner notification letters to reflect the addition of 2021 model year. Updated parts table in parts section.
Dealer 27BQ_REV52024-11-06. Service campaign. UNKNOWN OR OTHER. Under this service action, Audi dealers will replace the starter-alternator in affected vehicles at no cost to owners. A defective starter-alternator may inhibit start/stop functionality which could increase CO2 and other emissions while the vehicle is stopped. Emissions still remain within certification standards. Updated affected vehicle chart & owner notification letters to reflect the addition of 2021 model year.Updated affected vehicle chart & owner notification letters to reflect the addition of 2022 model year.
Circular 27BQ_REV62024-11-06. Service campaign. UNKNOWN OR OTHER. Under this service action, Audi dealers will replace the starter-alternator in affected vehicles at no cost to owners. A defective starter-alternator may inhibit start/stop functionality which could increase CO2 and other emissions while the vehicle is stopped. Emissions still remain within certification standards. Updated affected vehicle chart & owner notification letters to reflect the addition of 2021 model year. Updated parts table in parts section.
Circular 27BQ_REV52024-11-06. Service campaign. UNKNOWN OR OTHER. Under this service action, Audi dealers will replace the starter-alternator in affected vehicles at no cost to owners. A defective starter-alternator may inhibit start/stop functionality which could increase CO2 and other emissions while the vehicle is stopped. Emissions still remain within certification standards. Updated affected vehicle chart & owner notification letters to reflect the addition of 2021 model year.Updated affected vehicle chart & owner notification letters to reflect the addition of 2022 model year.
CampTip_RNA_Audi2024-11-06. Other. UNKNOWN OR OTHER. Vehicle Concerns Before Recall Repair Available
A9124732064681_52024-11-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when there is an issue with wireless charging/wireless charging not working with Audi Phone Box.

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