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July 9, 2025 Service bulletin

Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp...

Jeep technical service bulletin 18-049-25 for 2024 Jeep Gladiator.

Bulletin number
18-049-25
Component
Unknown or other
Summary
Flash: Powertrain Control Module (PCM) Updates Customers 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 the following: ● "Service Transmission” message on in the Instrument Panel Cluster (IPC). ● The engine runs rough. This bulletin involves reprogramming the PCM with the latest available software.

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