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September 26, 2025 Service bulletin

Not applicable to vehicles built for US market

Jeep technical service bulletin 25-001-25 for 2023 Jeep Grand Cherokee, 2023 Jeep Grand Cherokee L and 2023 Jeep Grand Cherokee 4xe.

Bulletin number
25-001-25
Component
Unknown or other
Summary
Not applicable to vehicles built for US market. Gasoline Particulate Sensor Lines Incorrect Routing 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): ● P226D - Particulate Filter Deteriorated/Missing Substrate Bank 1. ● P2453 - Particulate Filter Pressure Sensor "A" Circuit Range/Performance. Customers may experience the following: ● Check Engine warning lamp on in the Instrument Panel Cluster (IPC). This bulletin involves inspecting and possibly rerouting the gasoline particulate sensor lines.

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