Saturday, August 8, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

BMW 330E 2016–2021technical service bulletin

Bulletin B612420 · NHTSA communication 10184585 · issued Nov 1, 2020

Technical service bulletin
communication type
Electrical System
component
2016–2021
model years
60
vehicle entries

Official summary

HIGH-VOLTAGE BATTERY CONDITION VERIFICATION (20V-601): After additional in-depth research and analysis of the corresponding data for these vehicles, we can safely conclude that the issue identified in Recall Campaign 20V-601 has been satisfied and no further repair is required.

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.