Mercedes-Benz Sprinter 1500 2020 — technical service bulletin
Bulletin LI82.85-N-071147 · NHTSA communication 10177548 · issued Jun 2, 2020
Technical service bulletin
communication type
Equipment
component
2020
model years
4
vehicle entries
Official summary
The customer complains that the volume of the center speaker is predominantly louder than the other speakers. The volume cannot be adjusted/adapted.
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.