Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp...
Jeep technical service bulletin 18-022-25 for 2025 Jeep Wagoneer and 2025 Jeep Grand Wagoneer.
- Bulletin number
- 18-022-25
- Component
- Power train
- 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): ● P1CEA - Boost Side EVAP Purge System Performance. ● P2AF6 - Dual Starter Relay Stuck. ● P026E - Charge Air Cooler Coolant Pump Performance. Customers may also comment on one or more of the following: ● Low battery State of Charge (SoC) leading to battery replacement. ● Vehicle does not restart after an Engine Stop Start (ESS) event but will restart after an ignition cycl This bulletin involves reprogramming the PCM with the latest available software."
Vehicles covered
- Jeep Wagoneer 2025 2025
- Jeep Grand Wagoneer 2025 2025
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