Jeep Grand Cherokee 2018 — technical service bulletin
Bulletin 0809223 · NHTSA communication 10236924 · issued Apr 14, 2023
Technical service bulletin
communication type
Electrical System
component
2018
model years
1
vehicle entries
Official summary
Flash: Radio Frequency Hub Module (RFHM) Updates The customer may describe that they heard about these vehicles that can be unlawfully driven away by thieves when they are able to program new key fobs through the RFHM. Software enhancement include: ? Update to the RFHM software to prevent hackers from programming their own key fob to the vehicle. ? This is intended to deter an unwanted drive off of the vehicle without the customers knowledge.
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.