This article supersedes TSB 23-2367 to revise Step 8 of the Service Procedure. Some 2021-2023 F-150 vehicles equipped with a 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). This may be due to a connection issue at C4628
