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Service bulletin A371556 2032812-

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 id10120694
Published by NHTSA2017-10-25
Manufacturer's numberA371556 2032812-
Manufacturer's date2015-02-09
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

Supersedes Technical Service Bulletin Group 37 number 14-44 dated September 26, 2014. Hesitation concerns, harsh downshifts when braking, or harsh 1-2 upshifts. New software in the TCM and ECM addresses the condition.

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

Electrical system, Transmission and driveline, Automatic transmission, Software, Transmission control module

Vehicles listed
AUDI A4 AVANT2011 to 2012
AUDI A52011, 2012
AUDI A5 CABRIOLET2011 to 2012
AUDI Q52011, 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
Update37H52024-01-22. Service bulletin. Multitronic
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Edition892023-02-06. Service bulletin. ElsaPro Software update and technical bulletins
011454202554742023-01-03. Service bulletin. The software of the ECM needs to be updated.
0014652011732102023-01-03. Service bulletin. This Technical Service Bulletin (TSB) details the general process for carrying out a Software Version Management (SVM) software update for any TSB or Update.
371431201300252022-11-21. Service bulletin. ATF pan leaks
3714222028985112022-11-21. Service bulletin. Transmission warning message in cluster (P074100 stored in TCM)
371399202902762022-11-21. Service bulletin. Transmission warning message in cluster.
371397202898592022-11-21. Service bulletin. Transmission warning message in cluster, P074100 stored in TCM
371383203281212022-11-21. Service bulletin. Hesitation concerns, Harsh downshifts when braking or harsh 1-2 upshifts.