0806521

Flash: Radio Frequency Hub Module (RFHM) Enhancements This bulletin involves reprogramming the RFHM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code (DTC) has been set:B1053-64 RFHM (Keyless Ignition Node (KIN) Communication) - Signal Plausibility Failure. In addition, the customer may notice the following condition(s):Service Passive Entry Light" on cluster and MIL code B1053-64. Vehicle will not shut off with DTC B1053-64. Vehicle may not start with DTC B1053-64.