Kia Carnival 2025 — technical service bulletin
Bulletin OTA_SA617 · NHTSA communication 11019656 · issued Jun 18, 2025
Technical service bulletin
communication type
Engine
component
2025
model years
1
vehicle entries
Official summary
RELEASE NOTES: OVER-THE-AIR: SERVICE ACTION SOFTWARE UPDATE FOR ELECTRIC WATER PUMP (SA617) - This Over-the-Air (OTA) software update is designed to update the Motor Control Unit (MCU) logic of certain 2025 Carnival vehicles. This update is designed to improve the control logic of the Electric Water Pump to reduce the unintended display of warning lights.
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.