Hyundai Elantra 2023–2025 — technical service bulletin
Bulletin 26-HA-001H TSB · NHTSA communication 11028321 · issued Jan 29, 2026
Technical service bulletin
communication type
Unknown OR Other
component
2023–2025
model years
9
vehicle entries
Official summary
Some Elantra (CN7/CN7A), Elantra N (CN7 N) and Elantra Hybrid (CN7 HEV) vehicles may experience the following conditions: • Lack of airflow coming from the forward-facing center vents • Mode actuator not changing airflow direction after various inputs • Popping/snap noise when switching between different modes If any of the conditions above exist, follow the repair procedure in this bulletin to replace the ventilator lever and cam mode guide.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.