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Service bulletin C2681 A

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 id10252409
Published by NHTSA2024-04-02
Manufacturer's numberC2681 A
Manufacturer's date2024-03-26
NHTSA componentEQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

NHTSA's summary

This In-Shop Campaign is being issued to address a new BMS and SCM firmware, bootloader and calibration for certain BES CM2450 EV101B. This is an update to the 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

Equipment and accessories, Labels and manuals

Vehicles listed
CUMMINS CUMMINS
CUMMINS EV1048
CUMMINS POWERDRIVE EV

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