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Service bulletin CPI412657

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 id10152454
Published by NHTSA2019-01-07
Manufacturer's numberCPI412657
Manufacturer's date2018-11-27
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

C9 injectors are failing in the field, creating hard starts and electrical shorts. C9 injectors are showing open circuits and shorting out, creating performance issues.

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

Vehicles listed
CATERPILLAR C9

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