Service bulletins for the 2021 Audi TT
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.
628 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with type: Other are shown. Show all
| SM 39-2026 | 2026-10-06. Other. UNKNOWN OR OTHER. This special notice is to inform dealers to return the parts listed if it meets the criteria provided. |
|---|---|
| DC_Audi_CF_ Airbag | 2026-04-07. Other. AIR BAGS. The National Highway Traffic Safety Administration (NHTSA) has issued an urgent warning regarding counterfeit replacement airbag inflators that are being installed in used vehicles. |
| SM 04-2025 VWGoA | 2025-06-03. Other. SERVICE BRAKES. This special notice is to inform dealers to return the parts listed if it meets the criteria provided. |
| CampTip_RNA_Audi | 2024-11-06. Other. UNKNOWN OR OTHER. Vehicle Concerns Before Recall Repair Available |
| DC_Q5 Hybrid | 2024-07-02. Other. UNKNOWN OR OTHER. This document provides clarity on the MY24 Audi Q5 Hybrid fault code with technical service bulletin release on Monday, June 24. |
| DC_Q5 Hybrid | 2024-07-02. Other. UNKNOWN OR OTHER. This document provides clarity on the MY24 Audi Q5 Hybrid fault code with technical service bulletin release on Monday, June 24. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.