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Service bulletin TIB-27-003

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 id10054049
Published by NHTSA2013-12-18
Manufacturer's numberTIB-27-003
Manufacturer's date2013-11-04
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION; EQUIPMENT

NHTSA's summary

KENWORTH: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. DUE TO THE LENGTH OF THE DIPSTICK (TOO LONG), BEING INCORRECT, IN SOME TRUCKS/CHASSIS, IT FAILS TO GIVE AN INACCURATE READING FOR FLUID LEVEL IN THE TRANSMISSION. MODELS 2012 K270, K370. *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

Equipment and accessories, Transmission and driveline, Automatic transmission

Vehicles listed
KENWORTH K2702012
KENWORTH K3702012

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