Jeep Grand Cherokee 2021–2023 — technical service bulletin
Bulletin S2202000011 · NHTSA communication 10225991 · issued Sep 16, 2022
Technical service bulletin
communication type
Unknown / Other
component
2021–2023
model years
3
vehicle entries
Official summary
Ride Height Selected Not Permitted Message In Cluster. Low Air Mass C15D9-00 DTC May Be Set.
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.