2024 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated September 2026
2024 · All trims · All engines
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According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2024 Mercedes-Benz C-Class has 5 documented known issues, with 3 rated critical. The most serious are Front Seat Occupant Classification / Passenger Airbag Warning Faults ($300-$2,500 repair), MBUX / Instrument Cluster Black Screen, Rebooting, or No Rear Camera Image ($0-$2,500 repair) and 48V Mild-Hybrid / Integrated Starter-Generator Failure Causing No-Start and Power Loss ($500-$6,000 repair). Across all issues with published estimates, repair costs range from $150 to $6,000. DIY maintenance guides at au7o.io.
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According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2024 Mercedes-Benz C-Class has 5 documented issues. The most frequently reported are: Front Seat Occupant Classification / Passenger Airbag Warning Faults, MBUX / Instrument Cluster Black Screen, Rebooting, or No Rear Camera Image, 48V Mild-Hybrid / Integrated Starter-Generator Failure Causing No-Start and Power Loss. Of these, 3 are rated critical and should be addressed promptly.
The 2024 Mercedes-Benz C-Class has 5 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 3 issues are rated critical: Front Seat Occupant Classification / Passenger Airbag Warning Faults and MBUX / Instrument Cluster Black Screen, Rebooting, or No Rear Camera Image and 48V Mild-Hybrid / Integrated Starter-Generator Failure Causing No-Start and Power Loss. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
Repair costs for known Mercedes-Benz C-Class issues range from $0 to $6,000, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Front Seat Occupant Classification / Passenger Airbag Warning Faults, typically costs $300-$2,500 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
Multiple W206 owners have reported passenger restraint warnings, inoperative passenger airbag indicators, and seat-related fault messages shortly after purchase. These complaints align with Mercedes service actions and owner reports involving seat occupancy detection mats/sensors… Repairs typically run $300-$2,500. Severity: high.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.
Owners of the W206 C-Class have reported intermittent or persistent failures of the central MBUX display and digital instrument cluster, including black screens, repeated rebooting, frozen infotainment, and loss of the rear-view camera image. This is well documented through NHTSA… Repairs typically run $0-$2,500. Severity: high.
The W206 C-Class uses a 48V mild-hybrid system with an integrated starter-generator (ISG), and owners have reported no-start conditions, repeated warning messages, charging-system faults, and sudden reduced-power events tied to the 48V system. Mercedes has issued service informat… Repairs typically run $500-$6,000. Severity: high.
Owners of 2022-2025 C-Class cars frequently report sudden warnings that Active Brake Assist, Distronic, lane-keeping, blind-spot monitoring, or parking sensors are inoperative. On the W206, these faults are often tied to radar/camera calibration sensitivity, software issues, or s… Repairs typically run $150-$2,200. Severity: medium.
A recurring owner complaint on the current C-Class is noisy front brakes, vibration under braking, and early rotor/pad replacement despite relatively low mileage. Reports on owner forums and complaint databases describe squeal when cold or at low speed, as well as pulsation or st… Repairs typically run $250-$1,400. Severity: medium.
