Jeep Gladiator 2023 — technical service bulletin
Bulletin 18-029-25 · NHTSA communication 11019615 · issued Jun 11, 2025
Technical service bulletin
communication type
Power Train
component
2023
model years
1
vehicle entries
Official summary
"Flash: Powertrain Control Module (PCM) Updates Customers may experience one or more of the following: ● Air conditioner is inoperative when ambient temperature is above 32°C (89°F). ● Air conditioner stops blowing cold when the vehicle is stationary, but resumes normal operation when the vehicle is in motion. 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.