The contact owns 2023 Genesis G70 with a NUNA Car Seat, Model Type: RAVA, Model Number: CS05105BAC, Manufactured Date: [XXX] installed inside the vehicle. The contact stated that while the car seat was occupied, the harness straps failed to function as intended. The contact stated that the harness straps unlocked independently. The contact stated that the car seat was inside the vehicle when the failure occurred. The contact received notification of NHTSA Campaign Number: 24C002000 (Child Seat); however, the contact was informed that the failure was not confirmed. The manufacturer was notified of the failure but provided no assistance. The car seat was not replaced. The VIN was not available. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)