Jeep Grand Cherokee 2022–2023 — technical service bulletin
Bulletin 0805523 · NHTSA communication 10243247 · issued Aug 11, 2023
Technical service bulletin
communication type
Electrical System
component
2022–2023
model years
4
vehicle entries
Official summary
Radio Over The Air S21B.5, S24.13 and S24.18 Updating to S26.18 Software Version
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.