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Other FleetCom_Cylinder Liner

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)
TypeOther
NHTSA id11027211
Published by NHTSA2026-01-07
Manufacturer's numberFleetCom_Cylinder Liner
Manufacturer's date2025-12-11
NHTSA componentENGINE

NHTSA's summary

Fleet Communications for Gen 5 Upper Cylinder Liner Seal Coolant Leaks

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

Vehicles listed
DETROIT DIESEL DD15

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