# Service bulletin C2577D

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.

- Type: Service bulletin
- NHTSA id: 10233753
- Published by NHTSA: 2023\-04\-05
- Manufacturer's number: C2577D
- Manufacturer's date: 2023\-03\-23
- NHTSA component: ENGINE AND ENGINE COOLING; POWER TRAIN

## NHTSA's summary

This Campaign is being issued to address connectivity module \(5615689\), wiring harness \(5628700\) and GPS antenna \(5628701\)being replaced with a new connectivity module \(5661267\) and wiring harness \(6380022\) on certain BES CM2450 EV101B units. The cellular antenna \(5628702\) is common between the new and old connectivity module, and should be inspected for reuse where appropriate. There is no GPS antenna needed with the new Prox 2 Connectivity Module, and can be discarded. This is an update to the previously submitted communication.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10233753-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10233753-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine, Transmission and driveline

## Vehicles listed

- CUMMINS POWERDRIVE 7000

JSON: [/v1/bulletins/10233753](/v1/bulletins/10233753)

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