Mercedes-Benz AMG GLC43 2019 — technical service bulletin
Bulletin SC-2019090013 · NHTSA communication 10171662 · issued Jan 9, 2020
Technical service bulletin
communication type
Structure
component
2019
model years
5
vehicle entries
Official summary
Perform Cavity Preservation
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.