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Service bulletin TIB-52-021

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 id10052039
Published by NHTSA2013-05-07
Manufacturer's numberTIB-52-021
Manufacturer's date2013-01-30
NHTSA componentELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH

NHTSA's summary

KENWORTH: CERTAIN CHASSIS WERE MANUFACTURED, INCORRECTLY, WITH CAB POWER OUTLET AND CABLE COIL, UNDER DASH. MODELS 2011-2012 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

Electrical system, Wiring and fuses

Vehicles listed
KENWORTH K2702012
KENWORTH K3702012

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