Mercedes-Benz AMG C43 2023 — technical service bulletin
Bulletin LI72.12-P-076175 · NHTSA communication 10235666 · issued Apr 12, 2023
Technical service bulletin
communication type
Structure
component
2023
model years
2
vehicle entries
Official summary
Complaint Seal, weather trim strip on rear doors detaching in upper area, see picture 1. Cause Production deviation at supplier of weather trim strip. Remedy Replace weather trim strip through optimized parts.
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.