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Service bulletin TT7780EN 3-2-201

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 id10166202
Published by NHTSA2019-10-21
Manufacturer's numberTT7780EN 3-2-201
Manufacturer's date2016-03-02
NHTSA componentEQUIPMENT

NHTSA's summary

PACCAR North America MY 2016 Vehicles and Allison Electronics Service Tools Require a Specific Connector Pin

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

Equipment and accessories

Vehicles listed
GREAT DANE GREAT DANE

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