Mercedes-Benz AMG EQS 2022–2024 — technical service bulletin
Bulletin LI91.12-P-077720 · NHTSA communication 10253710 · issued Apr 15, 2024
Technical service bulletin
communication type
Seats
component
2022–2024
model years
11
vehicle entries
Official summary
Complaint Vibrating noises from the area of the 2nd row seat backrest when driving Cause Tolerance between 2nd seat row seat backrest and load compartment trim Remedy Perform software update in the rear passenger compartment seat control units
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.