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September 25, 2025 Service bulletin

Not applicable to vehicles built for US market

Jeep technical service bulletin 08-237-25 REV. A for 2021-2023 Jeep Grand Cherokee, 2021-2023 Jeep Grand Cherokee L and 2021-2023 Jeep Grand Cherokee 4xe.

Bulletin number
08-237-25 REV. A
Component
Electrical system
Summary
Not applicable to vehicles built for US market. R1H Radio U40.20 USB Software Update Customers may experience one or more of the following: ● Temperature displayed in the radio display and rear HVAC are mismatched. ● Wi-fi Software update pop-up is being triggered in non connected vehicles. ● Radio freezes and then restarts. ● Head Unit (HU) freezes and then restarts. ● HU is taking more than one minute to start after starting the engine. ● System displays blank screen in E-Hybrid tab when user switched to dark theme mode. Rearview Camera (RVC) functions normally. This bulletin involves inspecting and if required, updating the radio software level to U40.20 . Depending on the radio’s current software level the radio may need a one or two step USB update

Owners of these vehicles have filed 605 complaints in the electrical category.

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