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Service bulletin CPI498261

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 id10203251
Published by NHTSA2021-11-06
Manufacturer's numberCPI498261
Manufacturer's date2021-10-18
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

Electrical connectors that are used on New and Reman HEP pumps were found with molding flash in the locking bore. This can cause the wiring harness not to lock in place.

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 3126
CATERPILLAR 3126B
CATERPILLAR 3126E
CATERPILLAR C7
CATERPILLAR C9

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