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RecallGazette

Vehicle problems, recalls & safety intelligence

BMW 228I 2011–2021technical service bulletin

Bulletin B840221 · NHTSA communication 10200489 · issued May 1, 2021

Technical service bulletin
communication type
Equipment
component
2011–2021
model years
60
vehicle entries

Official 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.

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.