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Service bulletins for the 2020 Audi A8

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.

1291 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Tail lights are shown. Show all

Bulletins, newest first
A9423672071954_12023-11-06. Service bulletin. EXTERIOR LIGHTING:TAIL LIGHTS; EXTERIOR LIGHTING:HEADLIGHTS. This bulletin provides information pertaining to when there are foreign objects inside of a headlight or taillight.
A9421502064418_22021-12-07. Service bulletin. EXTERIOR LIGHTING:TAIL LIGHTS; EXTERIOR LIGHTING:TURN SIGNAL; ELECTRICAL SYSTEM. This bulletin states to fill out the questionnaire and clear DTCs if the vehicle is within NVLW for DTC(s) B16D4F4, B16D5F4, B16D6F4, B16D7F4, if the vehicle returns then follow additional instructions.
A9720702058876_12020-04-02. Service bulletin. EXTERIOR LIGHTING:TAIL LIGHTS; ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update for the OLED taillights.

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