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December 31, 2020 Service bulletin

Telematic Box Module (TBM) Enhancements

Jeep technical service bulletin 08-110-20 for 2021 Jeep Wrangler and 2021 Jeep Gladiator.

Bulletin number
08-110-20
Component
Electrical system
Summary
Telematic Box Module (TBM) Enhancements This bulletin involves updating the Telematic Box Module (TBM) latest available software. Customers may experience the following:CarPlay® audio does not mute during an active Ecall.

Owners of these vehicles have filed 356 complaints in the electrical category.

Vehicles covered

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