Jeep Grand Cherokee 2023 — technical service bulletin
Bulletin 0824623 · NHTSA communication 10248943 · issued Nov 21, 2023
Technical service bulletin
communication type
Electrical System
component
2023
model years
1
vehicle entries
Official summary
Flash: Radio Frequency Hub Module (RFHM) Updates Customers may experience the following: ? Upon vehicle wake up, the Instrument Panel Cluster (IPC) is displaying dashes for all four tire pressure locations. NOTE: System self-corrects within 45-60 seconds into the drive cycle. 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.