Service bulletins for the 2023 Audi S8
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.
877 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Cooling system are shown. Show all
| A2024672073032_1 | 2024-04-04. Service bulletin. UNKNOWN OR OTHER; ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP. This bulletin provides information for when the MIL is on, DTC P148D00 and P044200; leak diagnostic pump. |
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| A4023562058460_4 | 2023-06-06. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. This bulletin advises that a small amount of coolant loss is normal. Otherwise, clean and visually inspect the coolant system in the presence of a small leak to verify if a repair is needed, and then to repair a component if it is verified to have been leaking actively. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.