Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp...
Jeep technical service bulletin 18-079-25 for 2025 Jeep Grand Cherokee, 2025 Jeep Grand Cherokee L and 2025 Jeep Grand Cherokee 4xe.
- Bulletin number
- 18-079-25
- Component
- Electrical system
- Summary
- Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P24B9 - Evap System Leak Detection Pump Pressure Sensor Circuit Range/Performance. ● P1CEA - Boost Side Evap Purge System Performance. Customers may experience the following: ● Check Engine warning lamp on in the Instrument Panel Cluster (IPC). This bulletin involves reprogramming the PCM with the latest available software.
Owners of these vehicles have filed 46 complaints in the electrical category.
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