Jeep Grand Cherokee 2019–2023 — technical service bulletin
Bulletin S2302000001 · NHTSA communication 10234414 · issued Feb 6, 2023
Technical service bulletin
communication type
Suspension
component
2019–2023
model years
12
vehicle entries
Official summary
Service Air Suspension Message In Cluster. C15AD-92-Ride Height System- Performance In Below Freezing Temperatures.
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.