Mercedes-Benz AMG C63 2010–2011 — technical service bulletin
Bulletin LI54 71-P-056477 · NHTSA communication 10164813 · issued Aug 7, 2019
Technical service bulletin
communication type
Visibility
component
2010–2011
model years
6
vehicle entries
Official summary
All MB cars with code 234 (Blind Spot Assist) or code 237 (Active Blind Spot Assist)
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.