Service bulletins for the 2020 Audi A3
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.
729 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
| A911737 2047576- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This is a reference bulletin that contains software update information for the MID2 MMI system. |
|---|---|
| A191789 2046712- | 2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. This informational bulletin contains guidelines for figuring out why coolant marks are present around the coolant expansion tank cap. |
| A001793 2047812- | 2018-02-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin contains instructions for setting up and using the SD creator program. |
| A191777 2046712- | 2017-10-04. Service bulletin. ENGINE AND ENGINE COOLING. This informational bulletin contains guidelines for figuring out why coolant marks are present around the coolant expansion tank cap. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.