WenmarOpen by Wenmar Pro

Service bulletin TIB-13-035

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 id10049799
Published by NHTSA2013-01-19
Manufacturer's numberTIB-13-035
Manufacturer's date2012-09-11
NHTSA componentPOWER TRAIN:MANUAL TRANSMISSION

NHTSA's summary

KENWORTH: SEE DOCUMENT SEARCH BUTON FOR OWNER LETTER. INFORMATION REGARDING RETROFIT ROUTING OF HARNESS BUNDLE HAS CHANGED FOR PREVIOUSLY BUILT MEDIUM DUTY CHASSIS, WITH ULTRASHIFT TRANSMISSIONS, TO NEW SPECIFICATION. MODELS 2011-2012 T270, T370. *PE

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, Manual transmission

Vehicles listed
KENWORTH T2702011 to 2012
KENWORTH T3702012 to 2013

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