This article supersedes TSB 24-2020 to add minor feature code HUKAJ to the required vehicle criteria. Some 2021-2023 F-150 vehicles equipped with the minor feature code HUKAJ (400 watt direct current/alternating current (DC/AC) inverter system with a pickup bed alternating current (AC) power outlet socket) may experience the DC/AC inverter system inoperative with diagnostic trouble code (DTC) B1330:9A stored in the body control module (BCM). To confirm a vehicle is built with a certain minor feature code, review the build information by double-clicking the vehicle identification number (VIN) in the upper left corner in the Professional Technician System (PTS). This may be due to a connection issue at C4628
