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April 30, 2025 Service bulletin

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

Jeep technical service bulletin 18-024-25 for 2022 Jeep Wagoneer and 2022 Jeep Grand Wagoneer.

Bulletin number
18-024-25
Component
Power train
Summary
"Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ● U0104 - Lost Communication with Cruise Control Module. ● P00C6 - Fuel Rail Pressure Too Low - Engine Cranking Bank 1. ● P06DD - Engine Oil Pressure Control Circuit Performance/Stuck Off. ● P0604-00 - Internal Control Module Random Access Memory Ram Error. ● P060C-00 - Internal Control Module Main Processor Performance. This bulletin involves reprogramming the PCM with the latest available software. "

Owners of these vehicles have filed 35 complaints in the transmission category.

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