# Service bulletin IK1201518

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: 11034297
- Published by NHTSA: 2026\-07\-02
- Manufacturer's number: IK1201518
- Manufacturer's date: 2026\-06\-26
- NHTSA component: ENGINE

## NHTSA's summary

Some low mileage S13 engines in HV and HX chassis may experience complaints of excess fan belt noise or chirping, and or belt edge fraying. This document will guide the user through troubleshooting and Installation of the required parts needed to correct the issue. NOTE: HX with engine serial number \(ESN\) 6008637 and BELOW will require the instalation of a new front engine lifting bracket and dual idler pulley bracket to correct these complaints. All other chassis will need to follow the diagnostic steps linked below to pinpoint the cause.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11034297-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11034297-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2023 to 2027 INTERNATIONAL HV
- 2023 to 2026 INTERNATIONAL HX

JSON: [/v1/bulletins/11034297](/v1/bulletins/11034297)

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