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Service bulletin PSB-47

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 id10055082
Published by NHTSA2014-04-08
Manufacturer's numberPSB-47
Manufacturer's date2014-01-24
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:DIESEL

NHTSA's summary

THOMAS BUS: INFORMATION PROVIDED REGARDING THE UPDATING AND INSTALLATION OF THE BUS VIN, PROPERLY, IN ECU CUMMINS ENGINES. MODEL SAF-T-LINER HDX, EFX. *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

Engine

Vehicles listed
CUMMINS DIESEL ENGINE1991
CUMMINS ELECTRONIC CONTROL MODULE
THOMAS BUILT BUSES SAF-T-LINER EFX2015
THOMAS BUILT BUSES SAF-T-LINER HDX2015

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