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Service bulletins for the 2019 Audi A6

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.

1481 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
A9123702062973_42023-03-06. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin provides information for when an SOS malfunction is displayed in the instrument cluster; DTCs U142100, U164200, and/or U122C00.
A9123692052299_62023-03-06. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin provides instructions for when the Audi connect "User management" option is greyed out, or the SOS emergency button is red or flashing red.
A9023022061689_32023-03-06. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS. This bulletin provides instructions for when the acoustical and optical parking system is in operative. The message "Parking Aid: Malfunction!" is displayed and the DTC B107A16 is present.
A9023012061489_52023-03-06. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin provides instructions for when the vehicle driver assistance systems are sporadically not working with DTC B200FF9.
A9023002060332_72023-03-06. Service bulletin. EQUIPMENT. This bulletin advises to create a Pending Service Solution (PSS) record in instances where the driver assistance systems are inoperable.
A9023942063497_42023-02-07. Service bulletin. LANE DEPARTURE: ASSIST. This bulletin provides information for when the customer experiences certain Driver assist system malfunctions.
DC_Alternator_52023-02-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Support for Customers Affected by Alternator Back-order
DC_Alternator_42023-02-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Support for Customers Affected by Alternator Back-order
DC_Alternator_32023-02-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Support for Customers Affected by Alternator Back-order
DC_Alternator_62023-02-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Support for Customers Affected by Alternator Back-order
A6623942049680_22023-02-07. Service bulletin. STRUCTURE. This bulletin provides instructions for when the exterior trim has spots.
A6423862047061_42023-02-07. Service bulletin. VISIBILITY:WINDSHIELD. This bulletin provides instructions for when faint images appear on the windshield from the production sticker, or an image of the suction cups used to install the windshield in production.
SM 01-20232023-02-07. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
A6623952060333_32023-02-07. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT; STRUCTURE. This bulletin provides instructions when the black optic exterior trim is discolored.
A5023102060335_42023-02-07. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin provides instructions for when there is water discovered in the footwell area and electrical connectors may be showing signs of corrosion.
A4423972022563_22023-02-07. Service bulletin. VEHICLE SPEED CONTROL. This bulletin provides instructions for when a vibration is felt in the floor, seat, footwell, pedals or steering wheel while driving at highway speeds from 55 - 80 mph.
A1023252059446_62023-02-07. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides information for when there is oil found in the engine compartment, front end, and around the filler cap, and a smell is coming from the oil compartment.
DC_Alternator_22023-02-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Support for Customers Affected by Alternator Back-order
AWA 23-022023-02-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Document informs dealers on the new CV Joint warranty extension for 2018 Q5 & Q7 / 2019 A6, A7, A8, Q5, Q7, Q8, e-tron / 2020 A6, A7, A8, Q5, Q8 vehicles
A9123592036576_72023-02-07. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT. This bulletin advises that the MMI screen may freeze, or go blank and then restart when a special character like a symbol or emoticon is used in the name field for contact(s).
A8023122062583_22023-02-07. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This bulletin provides instructions for when the customer advises that there is insufficient or uneven cabin heating from the HVAC system.
A5123262068999_12023-02-07. Service bulletin. STRUCTURE. This bulletin provides instruction for when a customer advises that a visible line of corrosion is forming in the roof.
A4623402069078_12023-02-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains instructions for when the zirconium inserts found to be not firmly attached during service work.
A2023522065287_62023-02-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). This bulletin provides instructions for when the MIL is on and DTC P044200 and/or P045600 is stored in the ECM.
A1323162061461_62023-02-07. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides instructions for when there is a grinding/squeaking/tweeting noise coming from the engine compartment OR there is a message in the driver information system stating "Electrical system Malfunction! Please go to workshop". DTC P2BA300 may be stored.

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