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Service bulletin A391414 2028902-

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 id10122466
Published by NHTSA2017-11-08
Manufacturer's numberA391414 2028902-
Manufacturer's date2014-05-05
NHTSA componentSTRUCTURE:BODY

NHTSA's summary

Supersedes Technical Service Bulletin Group 39 number 12-12 dated June 12, 2012. A squealing, howling, or whistling noise may be heard coming from under the vehicle. The condition is typically noticed when the vehicle is cold and is moving at speeds of 5 - 60 mph. The noise is from the intermediate bearing of the propeller shaft.

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

Body and frame

Vehicles listed
AUDI A42009, 2010
AUDI A4 ALLROAD2013, 2014
AUDI A4 AVANT2011 to 2012
AUDI A52009, 2010, 2011, 2012, 2013, 2014
AUDI A5 CABRIOLET2009 to 2014
AUDI A62012
AUDI A72012
AUDI A82011, 2012
AUDI Q52009, 2010, 2011, 2012, 2013, 2014
AUDI Q72009, 2010, 2011, 2012

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
TSB_2068999_52026-10-05. Service bulletin. This TSB describes a corrosion issue due to outside influence and the prohibition of warranty in these cases.
TSB_2073282_12026-08-05. Service bulletin. This bulletin provides information when there is a film/visible rings on the clear glass cover of the headlight when the dipped beam is switched on.
TSB_2030471_82025-11-08. Service bulletin. This bulletin provides informaiton when the license plate mouting bracket threaded inserts are stripped.
TSB_2042920_32025-09-04. Service bulletin. This bulletin provides information when there is corrosion on the tailpipes.
TSB_2031473_62025-05-03. Service bulletin. This service information TSB describes a cosmetic issue after using a car wash.
TSB-2076945_12025-03-19. Service bulletin. This bulletin provides information about leather care and seat repair.
A6625162049680_32025-02-05. Service bulletin. This TSB provides information when the exterior rubber trim is spotted.
A6624152046229_52025-01-07. Service bulletin. This bulletin provides informationw hen there are optical defects, scratches, and/or chrome peeling.
A9124842018187_172024-12-04. Service bulletin. This bulletin provides information when speaker rattles, vibrations, or audio interference is noted.
SM 64-20242024-11-06. Other. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.