# Service bulletin ATC2405C

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: 10235485
- Published by NHTSA: 2023\-05\-03
- Manufacturer's number: ATC2405C
- Manufacturer's date: 2023\-04\-25
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

This ATC is being issued to address sealing robustness on air compressor inlet plumbing on certain X15engines. The following are the 3 components being addressed: 1. Turbocharger inlet to turbocharger adapter interface, and 2. Air compressor inlet plumbing O\-rings, and 3. Hose clamp at resonator box \(ONLY for engines equipped with CI1034 option\). This calibration contains improvements that may reduce false occurrences of Fault Code 555 \& 556. 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-10235485-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10235485-9999.pdf)

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

## Components

Engine

## Vehicles listed

- CUMMINS X15

JSON: [/v1/bulletins/10235485](/v1/bulletins/10235485)

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