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January 26, 2023 Service bulletin

Flash: Powertrain Control Module (PCM) Updates Customers may experience one or more of the following:...

Jeep technical service bulletin 18-011-23 for 2022 Jeep Wrangler.

Bulletin number
18-011-23
Component
Electrical system
Summary
Flash: Powertrain Control Module (PCM) Updates Customers may experience one or more of the following: Vehicle may not be able to enter electric mode driving while Fuel Oil Refresh Mode (FORM) is active. FORM staying on too long. This bulletin involves reprogramming the PCM with the latest available software. NOTE: Additional module flashes are required for this update to be effective, the following modules are all to be updated along with this PCM update: Hybrid Control Processor (HCP), Auxiliary Hybrid Control Processor (AHCP) also known as the Power Inverter Module (PIM). Transmission Control Module (TCM).

Owners of these vehicles have filed 175 complaints in the electrical category.

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