Jeep Grand Wagoneer 2022–2024 — technical service bulletin
Bulletin 09-006-25 REV. A · NHTSA communication 11024296 · issued Oct 7, 2025
Technical service bulletin
communication type
Engine
component
2022–2024
model years
6
vehicle entries
Official summary
Engine Overheating Customers may experience the following: ● Engine overheating with "Engine Overheated" message in the Instrument Panel Cluster (IPC). NOTE: The vehicle will be operable but at a reduced level of performance This bulletin involves replacing the engine thermostat.
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.