Jeep Grand Cherokee 2022–2023 — technical service bulletin
Bulletin S2321000009 · NHTSA communication 10244422 · issued Sep 29, 2023
Technical service bulletin
communication type
Power Train
component
2022–2023
model years
4
vehicle entries
Official summary
MIL On with TCM P1DB7 Active
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.