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Service bulletin A371555 2039650-

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 id10120693
Published by NHTSA2017-10-25
Manufacturer's numberA371555 2039650-
Manufacturer's date2015-02-05
NHTSA componentPOWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

There is an oil leak from underneath the vehicle. The leak may appear to be from the transmission oil pan gasket. Although the leak may appear to be from the transmission oil pan gasket, there are multiple possible sources for the leak. The leak must be diagnosed to determine the actual location before any repairs are attempted.

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

Transmission and driveline, Automatic transmission

Vehicles listed
AUDI A4 ALLROAD2015
AUDI A52015
AUDI A5 CABRIOLET2015
AUDI A62014
AUDI A62016
AUDI A72014
AUDI A72016
AUDI A82015
AUDI Q52015

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
37J1UPDATE2024-01-22. Service bulletin. TCM Update
37I9UPDATE2024-01-22. Service bulletin. ECM/TCM Software Update (FED_EMS)
Update37I92024-01-22. Service bulletin. ECM/TCM Software Update
Update37J12024-01-22. Service bulletin. Update the TCM software to the latest level with SVM
A3423632070167_12023-06-06. Service bulletin. This bulletin provides instructions for when DTC P1A5B00 is stored after replacing the transmission control module or valve body for another concern.
3714222028985112022-11-21. Service bulletin. Transmission warning message in cluster (P074100 stored in TCM)
1338201291352022-08-01. Service bulletin. Engine oil service - filter cartridge replacement. When changing the oil filter and installing the new filter seal(s) in the oil filter housing, special attention is required.
26 13 20 20267572022-05-31. Service bulletin. An AdBlue message may appear in the instrument cluster either because there is a fault in the emission control system or because the system needs to be refilled. The AdBlue message displayed may vary depending on the model year of the vehicle.
37 14 43 20384472022-05-02. Service bulletin. Incorrect calibration of the engine control module (ECM) and transmission control module (TCM) software. The shifting operation of the gearbox may feel uncomfortable when the vehicle is coming to a stop, or slight engine hesitation may be felt when taking off from a stop.
37 14 24 20371272022-05-02. Service bulletin. A jerky accelerator response is felt when the vehicle is pulled away from a stop in reverse. Incorrect calibration of clutch program. New software in the transmission control module (TCM), J217 (address word 02) addressed the condition.