Jeep Grand Cherokee 2023 — technical service bulletin
Bulletin 0810423 · NHTSA communication 10236941 · issued Apr 19, 2023
Technical service bulletin
communication type
Equipment
component
2023
model years
3
vehicle entries
Official summary
Radio T25.50 USB Software Update The customer may describe one or more of the following: ? U0485-00 Implausible Data Received From Radio. ? Native Voice Recognition (VR) session does not open with wake-up word or steering wheel button. ? USB playback inoperative. ? Wireless connectivity media playback inoperative. ? Radio resets. ? VR inoperative. ? Call does not end on the cluster. ? Seat comfort graphic incorrect. ? Wireless and Wired CarPlayT inoperative. ? Vehicle positioning (Lat/Long) inoperative. ? Audio sources inoperative. ? Profile avatar changes in valet mode. ? Electric Vehicle (EV
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.