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Service bulletin TSB-23009

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 id10244653
Published by NHTSA2023-11-01
Manufacturer's numberTSB-23009
Manufacturer's date2023-11-01
NHTSA componentELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING

NHTSA's summary

The engine block heater wiring was extended and spliced into the shoreline power with the battery charger on some Commercial Chassis Fire Trucks. This may cause a high amp draw on the shoreline power so here is how to fix it.

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, Engine

Vehicles listed
ROSENBAUER COMMERCIAL F-5502022

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