WenmarOpen by Wenmar Pro

Service bulletin FSC 24-20-5935

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 id10253782
Published by NHTSA2024-05-01
Manufacturer's numberFSC 24-20-5935
Manufacturer's date2024-04-30
NHTSA componentFUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY; POWER TRAIN; ENGINE AND ENGINE COOLING

NHTSA's summary

Field service campaign bulletin: Modine BTMS Chiller. It has been discovered that some Modine BTMS battery chiller units may have a faulty refrigerant hose that will allow the refrigerant to leak out and cause a Stop Hybrid System fault.

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

Engine, Fuel system, Transmission and driveline, Fuel tank

Vehicles listed
GILLIG LOW FLOOR2023

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