Jeep Gladiator 2023 — technical service bulletin
Bulletin 18-065-25 · NHTSA communication 11021022 · issued Jul 24, 2025
Technical service bulletin
communication type
Electrical System
component
2023
model years
1
vehicle entries
Official summary
Not applicable to vehicles built for US market. Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P0129 - Barometric Pressure Out Of Range Low. This bulletin involves reprogramming the PCM with the latest available software. This bulletin involves reprogramming the PCM with the latest available software.
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.