Jeep Gladiator 2023 — technical service bulletin
Bulletin 18-029-25 REV.A · NHTSA communication 11020765 · issued Jul 8, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2023
model years
1
vehicle entries
Official summary
NOTE: 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 mustexhibit/set the following Diagnostic Trouble Code (DTC): ● P0129 - Barometric Pressure Out Of Range Low. Customers may also comment on the following: ● Car jerks during acceleration at low speed. **This bulletin involves inspecting and possibly 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.