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Service bulletin TEBE7922-01

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 id10144809
Published by NHTSA2018-09-24
Manufacturer's numberTEBE7922-01
Manufacturer's date2018-08-20
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

The existing 516-9693 Cylinder Liners can crack in the bottom O-ring grooves on certain Caterpillar Products equipped with a C18 Engine, including certain Truck Engines. If the existing liner cracks it will allow oil and coolant mixing.

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
CATERPILLAR ENGINE & ENGINE COOLING

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