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Service bulletin A381812 2018289_

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 id10138316
Published by NHTSA2018-05-21
Manufacturer's numberA381812 2018289_
Manufacturer's date2018-03-12
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION; STEERING:GEAR BOX (OTHER THAN RACK AND PINION)

NHTSA's summary

This bulletin contains repair instructions for when there is transmission fluid leaking from the cooler lines between the gearbox and ATF cooler.

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

Steering, Transmission and driveline, Automatic transmission, Steering gear

Vehicles listed
AUDI Q72008

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
37 13 09 20287152022-05-02. Service bulletin. After a mechatronics, torque converter, or complete gearbox replacement, the clutches must be adapted to the new component. This requires a gradual move of the clutch linings toward the optimal operating points in the most diverse load conditions. As a result, sporadic driving power disruptions lasting for less than a second or reduced shift comfort are possible over the first 500 miles. This is normal, and these issues will decrease over time. The issues can also occur if the adaptation values of the gearbox were deleted.
TSB-37-13-092013-12-02. Service bulletin. AUDI: IN SOME VEHICLES, THE CLUTCHES, AFTER HAVING TORQUE CONVERTER, COMPLETE GEARBOX REPLACEMENT OR MECHATRONICS, MUST ADAPT TO NEW COMPONENTS WITH GRADUAL MOVING OF CLUTCH LININGS IN MOST DIVERSE LOAD CONDITIONS. MODELS 2004-14, A3, TT, Q7, A4, A5, A6, A7, A8, Q5, S4, S5, S6, S7, RS5. *PE
TSB-48-10-142011-03-30. Service bulletin. AUDI: NOISES FROM INTERMEDIATE STEERING SHAFT. CREAKING NOISES FROM STEERING COLUMN WHEN BRAKING OR MANEUVERING. INCREASED STATIC FRICTION OF THE SLIDING ELEMENT OF THE INTERMEDIATE STEERING SHAFT. *PE