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Service bulletin TSB220167

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 id11006032
Published by NHTSA2024-08-07
Manufacturer's numberTSB220167
Manufacturer's date2024-07-20
NHTSA componentFUEL/PROPULSION SYSTEM

NHTSA's summary

This Technical Service Bulletin describes the verification and resolution of engine fault code 14279 associated with connectivity module diagnostics that are not functioning as intended with DC fast charging electric vehicle supply equipment. This is an update to a previously submitted communication.

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
CUMMINS BES

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