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Service bulletin TT8834

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 id10190578
Published by NHTSA2021-04-26
Manufacturer's numberTT8834
Manufacturer's date2021-03-19
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Tech tip for servicing stalk switch control and driver information center in certain DTNA models

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

Vehicles listed
ALLISON TRANSMISSION

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