# Service bulletin C2034A

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: 10166216
- Published by NHTSA: 2019\-10\-21
- Manufacturer's number: C2034A
- Manufacturer's date: 2019\-09\-24
- NHTSA component: ENGINE; EQUIPMENT

## NHTSA's summary

This field action campaign authorizes certified repair locations to upfit certain ISX15 CM2250 engines rated at 455hp\-500hp with an improved SCR Catalyst. This is an update to a previously submitted communication.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10166216-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10166216-9999.pdf)

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

## Components

Engine, Equipment and accessories

## Vehicles listed

- CUMMINS ISX15

JSON: [/v1/bulletins/10166216](/v1/bulletins/10166216)

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