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Service bulletin A461332 2016681-

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 id10123871
Published by NHTSA2017-11-17
Manufacturer's numberA461332 2016681-
Manufacturer's date2013-03-18
NHTSA componentSERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER; SERVICE BRAKES; SERVICE BRAKES, AIR:DISC:CALIPER

NHTSA's summary

Supersedes Technical Service Bulletin Group 47 number 10-01 dated July 15, 2010. Muh? sound or moaning noise coming from the front brakes (FNRG). The performance of the brakes is not compromised. The pistons in the calipers in certain vehicles may not retract far enough, which may leave contact between the rotor and pad. This contact may cause a ?muh? sound or moaning noise in low speed conditions.

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

Brakes, Brake caliper

Vehicles listed
AUDI A42006, 2007, 2008
AUDI A4 CABRIOLET2006 to 2009
AUDI A62005, 2006, 2007, 2008, 2009, 2010, 2011

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