# Service bulletin 24\-EM\-011H

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: 11010983
- Published by NHTSA: 2024\-12\-03
- Manufacturer's number: 24\-EM\-011H
- Manufacturer's date: 2024\-11\-19
- NHTSA component: ENGINE

## NHTSA's summary

Certain 2024MY Elantra \(CN7\) vehicles may produce a coolant leak from the Heat Exchange Port on the Integrated Thermal Management \(ITM\) Module assembly. Follow the procedure outlined in this TSB to replace the Heat Exchange Port at the ITM assembly.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11010983-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11010983-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2024 HYUNDAI ELANTRA

## Recalls for the same vehicles and component

- [24V308000](/recalls/nhtsa/24V308000.md), 2024-05-01: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE \(EGR VALVE\)
- [2024255](/recalls/tc/2024255.md), 2024-04-30: Engine

## Other bulletins for the same vehicles and component

- [26\-EM\-016H TSB](/bulletins/11038458.md), 2026-10-14, Service bulletin: ENGINE. Some vehicles equipped with internal combustion engines may exhibit higher\-than\-expected engine oil consumption. This bulletin outlines the combustion chamber cleaning procedure for vehicles diagnosed with this condition. All internal combustion engines consume some engine oil during normal operation, depending on driving conditions and mileage, and this procedure should only be performed when deemed necessary based on inspection and diagnosis of the vehicle as outlined in TSB 26\-EM\-015H, Engine Oil Consumption – Inspection \& Repair Guidelines, or the latest revision.
- [26\-EM\-015H TSB](/bulletins/11038456.md), 2026-10-13, Service bulletin: ENGINE. Certain vehicles equipped with internal combustion engines may exhibit higher\-than\-expected engine oil consumption. This bulletin provides the inspection and repair procedures for vehicles exhibiting this condition. All internal combustion engines consume engine oil as part of normal engine operation. Oil consumption rates may vary based on mileage, operating conditions, driving habits, and maintenance history. Hyundai recommends following the prescribed maintenance schedule and periodically checking the engine oil level using the dipstick to maintain proper engine oil level.
- [26\-EM\-006H TSB](/bulletins/11029942.md), 2026-03-11, Service bulletin: ENGINE. Some Elantra \(CN7\) vehicles equipped with the 2.0L AKS NU PE engine may exhibit an illuminated Check Engine light for diagnostic trouble code \(DTC\) P218100 or P013300 which are related to the Integrated Thermal Management Module \(ITM\) and Oxygen Sensor monitoring. This bulletin provides instructions to update the Engine Control Module \(ECM\) logic to resolve the condition.
- [26\-EM\-007H TSB](/bulletins/11029904.md), 2026-03-07, Service bulletin: STEERING; ENGINE. Some Elantra \(CN7\) vehicles may exhibit vibration in the steering wheel when the cooling fan is operated at high speed. Follow the service procedure in this TSB to inspect and replace the engine cooling fan if this vibration is present.
- [25\-EM\-003H](/bulletins/11017475.md), 2025-05-02, Service bulletin: ENGINE. Certain 2024MY Elantra \(CN7\) vehicles may produce a coolant leak from the Heat Exchange Port on the Integrated Thermal Management \(ITM\) Module assembly. Follow the procedure outlined in this TSB to replace the Heat Exchange Port at the ITM assembly.
- [23\-EM\-005H](/bulletins/10247189.md), 2023-12-15, Service bulletin: ENGINE AND ENGINE COOLING. This bulletin provides important checkpoint guidelines when performing engine oil and filter change services.

JSON: [/v1/bulletins/11010983](/v1/bulletins/11010983)

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