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Service bulletin CPI375841

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 id10126928
Published by NHTSA2018-01-16
Manufacturer's numberCPI375841
Manufacturer's date2017-12-19
NHTSA componentFUEL SYSTEM, GASOLINE

NHTSA's summary

Fuel is leaking past the injector tip seal, into engine oil resulting in oil dilution with fuel.

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

Fuel system

Vehicles listed
CATERPILLAR C7

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