Mercedes-Benz Sprinter 1500 2020 — technical service bulletin
Bulletin FTL VS3DREHSEL I · NHTSA communication 10202550 · issued Aug 2, 2021
Technical service bulletin
communication type
Electrical System
component
2020
model years
4
vehicle entries
Official summary
Inspect Swivel Seat Wiring Harness Routing
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.