Mercedes-Benz AMG E53 2019 — technical service bulletin
Bulletin LI80 50-P-068392 · NHTSA communication 10151964 · issued Jul 25, 2018
Technical service bulletin
communication type
Electrical System
component
2019
model years
4
vehicle entries
Official summary
Anti-theft alarm system (ATA) operates without obvious cause
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.