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Service bulletin SBT54-025

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 id10181760
Published by NHTSA2020-10-28
Manufacturer's numberSBT54-025
Manufacturer's date2020-10-27
NHTSA componentELECTRICAL SYSTEM; EQUIPMENT

NHTSA's summary

Thomas Built Bus Service Bulletin for When troubleshooting powernet issues, use the BCT-460DTNA PowerNet Assessment Tool. As of May 29, 2018, the AutoMeter® is the only Daimler-approved tool for troubleshooting vehicle powernet issues.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Equipment and accessories

Vehicles listed
THOMAS BUILT BUSES SAF-T-LINER C22001 to 2021

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