Mercedes-Benz AMG C43 2019–2020 — technical service bulletin
Bulletin LI18.40-P-070746 · NHTSA communication 10178712 · issued Jul 2, 2020
Technical service bulletin
communication type
Fuel System, Other
component
2019–2020
model years
11
vehicle entries
Official summary
Message in the Instrument Cluster "Refill 1L Oil at the Next Fuel Stop"
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.