On [[redacted]], at approximately [[redacted]], I was driving my 2017 Hyundai Santa Fe Sport when the vehicle unexpectedly lost power and became inoperable. Approximately 220 miles before this incident, I had taken the vehicle to an authorized Hyundai dealership for the 9C2 update after receiving a notification from Hyundai by mail. Before that service, the vehicle had been operating without noticeable engine performance problems. Following the breakdown, the dealership identified significant engine damage,...
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including a damaged piston and a high-pressure fuel pump failure. Hyundai has denied a connection between the failure and the update. I am reporting this incident because the unexpected loss of vehicle power while driving created a potentially dangerous situation. I am requesting that this failure be documented and evaluated as a potential vehicle safety concern. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)