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Service bulletin A461773 2047919-

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10127753
Published by NHTSA2018-02-05
Manufacturer's numberA461773 2047919-
Manufacturer's date2017-06-29
NHTSA componentEQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

NHTSA's summary

This informational bulletin explains why a slight rattling or click noise can be heard from the front of the car at about 25 mph.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Equipment and accessories, Labels and manuals

Vehicles listed
AUDI A4 ALLROAD2017, 2018
AUDI A52018
AUDI A5 CABRIOLET2018
AUDI ALLROAD2017 to 2018
AUDI Q52018
AUDI Q72017, 2018
AUDI S42017
AUDI S42018
AUDI S52018

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
Audi-Q72024-04-22. Service bulletin. Audi Delivery Guidelines.
SM 21-20242024-04-05. Service bulletin. This special notice is to inform dealers to return the parts listed and only order the successor parts going forward.
SM 19-20242024-04-05. Service bulletin. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
SM 17-20242024-04-05. Service bulletin. This special notice is to inform dealers to return the parts listed and only order the successor parts going forward.
AVIN4PIN202403052024-04-05. Service bulletin. Noise from front door trim panel while driving Low coolant warning in cluster, coolant level is correct Front window inoperative Air suspension warning - DTC P089200 charge handle doesn't release vehicle will not charge Temp sensor DTC P218500 Corrosion on wheelhouse cover plate P008700 - low fuel pressure P042000: Catalyst System, Bank1 Efficiency Below
A9124802055591_62024-03-06. Service bulletin. This bulletin provides information for vehicles when the infotainment system sporadically reboots.
A9124682072959_12024-03-06. Service bulletin. This bulletin provides information for when Apple CarPlay pops up or takes over audio without user intervention in vehicles with the Audi Smartphone Interface.
A9124632044694_32024-03-06. Service bulletin. This bulletin provides information pertaining to MMI Navigation database concerns.
SM 57-20232023-12-07. Service bulletin. This special notice is to inform dealers to return the parts listed only order the successor parts going forward.
SM 56-20232023-12-07. Service bulletin. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.