Dodge Durango 2021 — technical service bulletin
Bulletin 0805723 · NHTSA communication 10248047 · issued Feb 25, 2023
Technical service bulletin
communication type
Electrical System
component
2021
model years
1
vehicle entries
Official summary
Flash: Radio Frequency Hub Module (RFHM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set: ? B1A7D-01 - Start Button - General Electrical Failure. This bulletin involves updating the RFHM module with the latest available software.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.