Mercedes-Benz Sprinter 1500 2019–2020 — technical service bulletin
Bulletin LI82.85-N-070598 · NHTSA communication 10179962 · issued Jul 23, 2020
Technical service bulletin
communication type
Equipment
component
2019–2020
model years
8
vehicle entries
Official summary
MBUX multimedia system (CONNECT907) : Hands-free system - volume too low
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.