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RecallGazette

Vehicle problems, recalls & safety intelligence

BMW 330E 2017–2021technical service bulletin

Bulletin B840420 · NHTSA communication 10179013 · issued Jul 1, 2020

Technical service bulletin
communication type
Electrical System
component
2017–2021
model years
24
vehicle entries

Official summary

SERVICE ACTION - PROGRAM TELEMATICS MODULE: A software error in the telematics control unit can result in an interruption in communication between the vehicle and the back end (BMW server). Software error in the Advanced Telematics Module (ATM).

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.