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April 30, 2025 Service bulletin

Coolant leak from the Heat Exchange Port on the Integrated Thermal Management (ITM) Module assembly

Hyundai technical service bulletin 25-EM-003H for 2024 Hyundai Elantra.

Bulletin number
25-EM-003H
Component
Engine
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.

Owners of these vehicles have filed 8 complaints in the engine category.

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