Mercedes-Benz A 220 2020 — technical service bulletin
Bulletin LI54.30-P-069821 · NHTSA communication 10176664 · issued May 21, 2020
Technical service bulletin
communication type
Electrical System
component
2020
model years
3
vehicle entries
Official summary
Instrument cluster display (driver's side) intermittently remains dark
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.