Telematics unit retrofit to 4G cellular technology
BMW technical service bulletin B840221 for 2014-2018 BMW X5, 2012-2016 BMW 328I and 2011-2017 BMW X3 and others.
- Bulletin number
- B840221
- Component
- Equipment: electrical
- Summary
- TELEMATICS UNIT RETROFIT TO 4G CELLULAR TECHNOLOGY: The discontinuation of 3G cellular communication for Combox, TCB 3G and ATM 3G (Telematics ControlModule) can no longer be supported by the cellular network provider starting February 2022.
Vehicles covered
- BMW X5 2014-2018 20142015201620172018
- BMW 328I 2012-2016 20122013201420152016
- BMW X3 2011-2017 2011201220132014201520162017
- BMW 330I 2017-2020 2017201820192020
- BMW 335I 2012-2017 201220132014201520162017
- BMW 750LI 2016-2019, 2021 20162017201820192021
- BMW M3 2015-2018 2015201620172018
- BMW 328D 2014-2018 20142015201620172018
- BMW X6 2015-2019 20152016201720182019
- BMW 750I 2018-2019 20182019
- BMW 428I 2014-2016 201420152016
- BMW 320I 2013-2018 201320142015201620172018
- BMW 740I 2017-2021 20172018201920202021
- BMW 430I 2017-2020 2017201820192020
- BMW 650I 2012-2018 2012201320142015201620172018
- BMW X4 2015-2018 2015201620172018
- BMW 228I 2014-2016 201420152016
- BMW 435I 2014-2016 201420152016
- BMW M4 2015-2020 201520162017201820192020
- BMW 330E 2016-2018 201620172018
- BMW 230I 2017-2021 20172018201920202021
- BMW 740LI 2016-2017 20162017
- BMW M2 2016-2021 201620172018201920202021
- BMW 640I 2012-2019 20122013201420152016201720182019
- BMW M6 2013-2019 2013201420152016201720182019
- BMW M235I 2014-2016 201420152016
- BMW 340I 2016-2020 20162017201820192020
- BMW 440I 2017-2020 2017201820192020
- BMW M240I 2017-2021 20172018201920202021
- BMW Active Hybrid 3 2013-2015 201320142015
- BMW X5 M 2018 2018
- BMW X6 M 2015-2019 20152016201720182019
- BMW 740E 2017-2019 201720182019
- BMW M760I 2017-2021 20172018201920202021
- BMW B7 Alpina 2015-2016, 2018-2021 201520162018201920202021
- BMW 745E 2020 2020
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