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Service bulletin TIB-27-002

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 id10052731
Published by NHTSA2013-09-10
Manufacturer's numberTIB-27-002
Manufacturer's date2013-08-22
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

NHTSA's summary

KENWORTH: INFORMATION CONCERNING THE ALLISON TRANSMISSION WHICH HAS THE INCORRECT TORQUE CONVERTER FOR THE APPLICATION. APPLIED VEHICLES 26 T800S, W900S, AND C500S MANUFACTURED BETWEEN 1/25/2013 AND 7/15/2013 WITH ISX ENGINE AND ALLISON AUTOMATED TRANSMISSION. *JS

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Transmission and driveline, Automatic transmission, Torque converter

Vehicles listed
KENWORTH T8002013
KENWORTH W9002013

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