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Service bulletins for the 2021 Audi SQ8

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.

1186 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Lighting are shown. Show all

Bulletins, newest first
A9424792063739_22024-05-07. Service bulletin. EXTERIOR LIGHTING. This bulletin provides information when the headlights do not turn off during daylight hours.
A9424732012749172024-04-05. Service bulletin. EXTERIOR LIGHTING; UNKNOWN OR OTHER. This bulletin provides information when the exterior lights have moisture accumulation.
A9424722073282_12024-04-04. Service bulletin. UNKNOWN OR OTHER; EXTERIOR LIGHTING:HEADLIGHTS. This bulletin provides information on visual concerns with the headlight lens.
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.
A9023462070332_22023-11-06. Service bulletin. EQUIPMENT; EXTERIOR LIGHTING:TURN SIGNAL. This bulletin provides information for when the turn signal is very loud with Virtual Cockpit.
A9423652061922_32023-07-10. Service bulletin. EXTERIOR LIGHTING. This bulletin provides detailed information on the proper documentation of optical concerns for headlights and taillights.
A9023252070332_12023-06-06. Service bulletin. EXTERIOR LIGHTING:TURN SIGNAL. This bulletin provides information for when the turn signal is unusually loud.
A0023692031473_42023-06-06. Service bulletin. STRUCTURE; EXTERIOR LIGHTING:HEADLIGHTS. This bulletin provides information for when car wash bristles become stuck in the body gap between the headlight and fender.
A9423632061922_22023-06-06. Service bulletin. EXTERIOR LIGHTING. This bulletin provides details on how to properly document optical concerns in headlights and taillights for warranty submissions.
A9423642012749162023-06-06. Service bulletin. EXTERIOR LIGHTING. This bulletin provides information for when there is moisture accumulation in the exterior lights.
A9022872068300_22023-01-06. Service bulletin. EXTERIOR LIGHTING:TURN SIGNAL. This Pending Service Solution requests that technicians document instances where the clicking sound is unusually loud for the turn signal.
A9022792068300_12022-11-04. Service bulletin. EXTERIOR LIGHTING:TURN SIGNAL. This Pending Service Solution requests that technicians document instances where the clicking sound is unusually loud for the turn signal.
A9622772059201_52022-05-05. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS:HIGH/LOW BEAM DIMMER SWITCH; ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains information for when the messages appear in the instrument cluster about the high beam assist and/or traffic sign detection with DTC C12B3FD.
A4821122064018_32021-12-07. Service bulletin. EXTERIOR LIGHTING:HAZARD FLASHING WARNING LIGHTS:UNIT. This bulletin contains a software update to address a red steering warning light with DTC C10AC07 stored.
A9421442059217_22021-10-06. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. This bulletin contains instructions for when the hazard warning lights activate on their own and may not be able to be turned off.
A9421432054161_32021-08-04. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; EXTERIOR LIGHTING. This bulletin contains instructions for adjusting the matrix-design high beams.
A0021472031473_32021-07-02. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS:CONCEALMENT DEVICES; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; STRUCTURE. This information bulletin states to remove the car wash bristle and advise the customer to go somewhere else to prevent it from occurring again.
A9421392063739_12021-07-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EXTERIOR LIGHTING:HEADLIGHTS:DAYTIME RUNNING LIGHTS:BULBS. This information bulletin explains how the daylights turn on and off.
A9421342012749_12021-03-04. Service bulletin. EXTERIOR LIGHTING. This bulletin contains instructions for addressing condensation in the headlights.

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