Jeep Grand Cherokee 2022–2023 — technical service bulletin
Bulletin S2308000083 · NHTSA communication 10242739 · issued Jul 12, 2023
Technical service bulletin
communication type
Seats
component
2022–2023
model years
2
vehicle entries
Official summary
Rear Heated Seat Inoperative, Diagnostic Trouble Code (DTC) B1E9C-13 ? Rear Right Heater Control 1 Circuit Open
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.