Mercedes-Benz A 220 2019–2020 — technical service bulletin
Bulletin LI00.20-P-070791 · NHTSA communication 10171651 · issued Jan 23, 2020
Technical service bulletin
communication type
Electrical System
component
2019–2020
model years
8
vehicle entries
Official summary
Invalid "service due" instrument cluster message, head unit pop-up, or MMC service lead email
Vehicles covered
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.