Mercedes-Benz S550 2014–2015 — technical service bulletin
Bulletin SC-2015050004 · NHTSA communication 10058537 · issued Jun 26, 2015
Technical service bulletin
communication type
Equipment
component
2014–2015
model years
8
vehicle entries
Official summary
Mercedes: radiator fan control unit has a failure of electrolyte capacitor causing air condition to malfunction. Model 2014-15 222 (s-class). *pe
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.