Mercedes-Benz Sprinter 1500 2019–2020 — technical service bulletin
Bulletin LI82.85-N-070458 · NHTSA communication 10169589 · issued Nov 14, 2019
Technical service bulletin
communication type
Equipment
component
2019–2020
model years
8
vehicle entries
Official summary
MBUX multimedia system: Linguatronic does not operate correctly, the other party hears an echo of themselves when telephoning, Infotainment outputs are only audible from one speaker (NTG6)
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.