# Service bulletin ATC2394

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: 10185697
- Published by NHTSA: 2021\-01\-25
- Manufacturer's number: ATC2394
- Manufacturer's date: 2020\-12\-17
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

This Account Team Coverage is being issued to address leaks from aluminum oil cooler on certain L9N CM2380 L124B engines. This field action authorizes certified repair locations to replace the aluminum oil cooler with a stainless steel oil cooler.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10185697-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10185697-9999.pdf)

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

## Components

Engine

## Vehicles listed

- CUMMINS L9

JSON: [/v1/bulletins/10185697](/v1/bulletins/10185697)

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