TECHNICAL SERVICE BULLETIN: 6DCT MIL ON DTC (P073F73) LOGIC & LEARNING FUNCTION IMPROVEMENT - This bulletin provides information to upgrade the Dual Clutch Transmission (DCT) software logic on some 2024MY Niro P/HEV (SG2 P/HEV) produced from October 18, 2023 through November 18, 2023. The affected vehicles may exhibit a MIL 'ON' with DTC P073F73 and, in some cases, engage 2nd gear while accelerating from a stop instead of 1st gear.