Mercedes-Benz Sprinter 1500 2019–2020 — technical service bulletin
Bulletin VSC2021110004 · NHTSA communication 10205439 · issued Nov 30, 2021
Technical service bulletin
communication type
Electrical System
component
2019–2020
model years
8
vehicle entries
Official summary
Update Head Control Unit
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.