Jeep Grand Wagoneer 2024 — technical service bulletin
Bulletin 08-041-25 · NHTSA communication 11014482 · issued Feb 20, 2025
Technical service bulletin
communication type
Electrical System
component
2024
model years
2
vehicle entries
Official summary
"Flash: Integrated Trailer Control Module (ITCM) Updates ustomers may comment on the following: ● When driving the vehicle, the trailer brake gain screen will pop up in the Instrument Panel Cluster (IPC) for a few seconds (same screen that would pop up if you squeeze the trailer brake manual lever control under the steering wheel), however no activation is made by the driver at all. No additional brake power is applied to the vehicle during the pop up event. This bulletin involves updating the ITCM with the latest available softwar "
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.