# Service bulletin ATC2344C

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: 10204426
- Published by NHTSA: 2021\-12\-13
- Manufacturer's number: ATC2344C
- Manufacturer's date: 2021\-11\-11
- NHTSA component: ENGINE AND ENGINE COOLING; ENGINE

## NHTSA's summary

This Account Team Coverage is being issued to address leaks from aluminum oil cooler, on certain ISL G CM2180 or L9N CM2380 L124B engines. This field action authorizes certified repair locations to replace the aluminum oil cooler with a stainless steel oil cooler. This is an update to a previously submitted communication.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10204426-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10204426-9999.pdf)

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

## Components

Engine

## Vehicles listed

- CUMMINS ISL G
- CUMMINS L9

JSON: [/v1/bulletins/10204426](/v1/bulletins/10204426)

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