Jeep Gladiator 2024 — technical service bulletin
Bulletin 18-049-25 REV. A · NHTSA communication 11020845 · issued Jul 18, 2025
Technical service bulletin
communication type
Electrical System
component
2024
model years
1
vehicle entries
Official summary
Flash: Powertrain Control Module (PCM) Updates ustomers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P08A6 - Gear Lever Position Sensor System - Multiple Sensor Correlation. ● P1129 - Closed Loop Fueling Not Achieved - Bank 2 Upstream. ● P0158 - O2 Sensor 2/2 Circuit High. ● P0152 - O2 Sensor 2/1 Circuit High. ● P2504 - Charging System Output High. ● P0563 - Battery/System Voltage High. Customers may also experience one or more of the following: ● **Vehicle goes in limp mode with
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.