Jeep Grand Cherokee 2021–2023 — technical service bulletin
Bulletin 2310223 · NHTSA communication 10248624 · issued Sep 28, 2023
Technical service bulletin
communication type
Visibility
component
2021–2023
model years
3
vehicle entries
Official summary
Dual-Pane Sunroof Leaking This bulletin involves replacing the dual-pane wind deflector assembly with an updated design.
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.