Service bulletins for the 2023 Mercedes-Benz C-Class
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
2 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
| LI72.20-P-075746 | 2023-02-03. Service bulletin. ELECTRICAL SYSTEM; LATCHES/LOCKS/LINKAGES. Complaint Tailgate opens unintentionally. Cause Accidental or unnoticed activation of the button to open the tailgate on the vehicle key. E.g. when stored in trouser pocket, handbag etc. Remedy As of the 6th generation, the vehicle key can be recoded so that the tailgate no longer opens as a result of a long press on the button, but by double-clicking on the button instead. |
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| LI46.35-P-075511 | 2022-12-05. Service bulletin. STEERING. Complaint Power steering unavailable following engine start, warning message in instrument cluster. Fault codes in electric power steering control unit (N68). Fault code details/freeze frame data of the fault codes show the following values: P063500: "The electric power steering has a malfunction. There is a component fault." - Mon_ID 40 P063547: "The electric power steering has a malfunction. There is a runtime error." - Mon_ID 33 P063509: "The electric power steering has a malfunction. _" - Mon_ID 938 Cause Software error when starting the electric power steering control unit (N68). Remedy Perform software update of electric power steering, control unit N68. Please also observe the guided check in XENTRY Diagnosis! |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.