Volvo XC40 2019–2021 — technical service bulletin
Bulletin TJ3570130 · NHTSA communication 10203370 · issued Jul 7, 2021
Technical service bulletin
communication type
Electrical System
component
2019–2021
model years
3
vehicle entries
Official summary
Perform a software upgrade in accordance with TJ 31543.
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.