Mercedes-Benz GLC 300 2024 — technical service bulletin
Bulletin LI80.61-P-076702 · NHTSA communication 10240166 · issued Jul 24, 2023
Technical service bulletin
communication type
Structure
component
2024
model years
1
vehicle entries
Official summary
Trunk lid cannot be opened and closed with HANDS-FREE ACCESS (HFA). In the EZS control unit (N73), the fault code B1F8C14 ("The top sensor of the rear switch module has malfunctioned. There is a short circuit to ground or an open circuit. (HFA223)") is stored. Coding in control unit N38 (HANDS-FREE ACCESS). Perform SCN coding in control unit N38.
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.