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
| A0121102028842_3 | 2021-10-05. Service bulletin. EQUIPMENT:ELECTRICAL. This informational bulletin gives instructions for identifying chip tuning. |
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| SM 68-2021 | 2021-09-03. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the parts listed if it meets the criteria provided. |
| A4821092028220_9 | 2021-09-03. Service bulletin. EQUIPMENT. This technical service bulletin informs the reader that damage to the appearance of the leather steering wheel caused by outside influence is not covered under warranty. |
| A9121222060474_3 | 2021-09-03. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin advises the technician to create a PSS record for when after a software update, with active privacy settings, e.g. "Use of vehicle position", the pop-up window is shown with every ignition cycle. Message persists even if "Do not show again" is selected. |
| A6321062064362_1 | 2021-09-03. Service bulletin. EQUIPMENT; STRUCTURE:BODY:BUMPERS. This bulletin contains instructions for when there is paint peeling on the front bumper cover. |
| A9121202051720_4 | 2021-09-03. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin contains instructions for submitting a customer registration form for the Audi phone box to the customer's Mobile Network Operator. |
| 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. |
| A4421832056386_6 | 2021-09-02. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin contains instructions for when the vehicle pulls to one side or the steering wheel is crooked. |
| A4221462038689_5 | 2021-09-02. Service bulletin. SUSPENSION. This bulletin contains information on how to fix a clunking or rattling noise heard from the rear suspension when the vehicle is driven over bumps. |
| A5721802060196_3 | 2021-08-04. Service bulletin. EQUIPMENT; STRUCTURE:BODY:DOOR:HANDLE:EXTERIOR; LATCHES/LOCKS/LINKAGES:DOORS:LATCH. This bulletin contains instructions for when the exterior door handles are binding. |
| A1921222046712_3 | 2021-08-04. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP. This informational bulletin contains guidelines for figuring out why coolant marks are present around the coolant expansion tank cap. |
| A5721822063236_1 | 2021-08-04. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LOCK; STRUCTURE:BODY:DOOR. This bulletin contains diagnosis information for when the front and/or rear doors cannot be opened and there maybe be various DTCs associated. |
| A9421432054161_3 | 2021-08-04. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; EXTERIOR LIGHTING. This bulletin contains instructions for adjusting the matrix-design high beams. |
| A4821072064018_1 | 2021-08-04. Service bulletin. STEERING; EQUIPMENT; STEERING: STEERING WHEEL/HANDLE BAR. This bulletin contains a software update to address a red steering warning light with DTC C10AC07 stored. |
| A3921432059057_4 | 2021-08-04. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR; STEERING. This bulletin contains repair instructions for noises when in reverse or vibrations/humming/droning or rubbing when fully turning the wheel. |
| A9421412056219_3 | 2021-08-04. Service bulletin. SUSPENSION; ELECTRICAL SYSTEM:WIRING; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains instructions for repairing a wiring harness based on certain DTCs for vehicles with and without the suspension control module. |
| A9121142053916_3 | 2021-08-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. This informational bulletin contains instructions for when a non-plus sized iPhone heats up while wirelessly charging and the CarPlay screen may appear frozen. |
| A3721042063822_1 | 2021-08-04. Service bulletin. STEERING:GEAR BOX (OTHER THAN RACK AND PINION); ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. This bulletin contains a software update for when DTC P17E600, P091900, and/or P18CB00 is stored with a selector lever fault and the selector lever does not work. |
| A1321152061461_4 | 2021-08-04. Service bulletin. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR:INTEGRATED STARTER(OTHER THAN PROPULSION); EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE. This bulletin contains repair instructions to address noises or a message in the DIS display. |
| A6021542054480_2 | 2021-07-02. Service bulletin. VISIBILITY:FIXED PANARAMIC ROOF/SKY LIGHT ASSEMBLY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin contains repair information for Panoramic sunroofs. |
| A1921192061918_3 | 2021-07-02. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin provides guidance on diagnosing a coolant light concern with normal coolant level in the tank. |
| A0021482021205_6 | 2021-07-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; STRUCTURE. This informational bulletin explains how to order replacement VIN plates, Safety Certification Labels, etc. |
| A1521392053278_8 | 2021-07-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. This bulletin contains repair instructions for 3.0 and 2.9 TFSI engines that have oil loss around the engine compartment, front end, and underbody. |
| A9021062061489_3 | 2021-07-02. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). This bulletin states to create a PSS record if the driver assistance systems are sporadically not working. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.