February 3, 2023 Service bulletin

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

Jeep technical service bulletin 1801523 for 2023 Jeep Grand Cherokee.

Bulletin number: 1801523
Component: Back over prevention
Summary: Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set: ? C053D - Brake Pressure Sensor 1 Performance. This bulletin involves reprogramming the PCM with the latest available software.

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