Most common 2025 Mercedes-Benz C300 problems
Share of the 4 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Mercedes-Benz C300 complaints by model year
Best C300 years: 2014, 2021, 2020. Years to avoid: 2009, 2008. Compare all years →
2025 Mercedes-Benz C300 recalls (2)
Electrical system › Instrument cluster/panel
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2024-2026 AMG GT, C-Class, E-Class, SL, CLE, and GLC vehicles. The infotainment control unit may reset while the vehicle is in motion and cause the instrument panel display to go blank.
Remedy: Dealers will update the infotainment control unit software, free of charge. Owner notification letters were mailed June 29, 2026. MBUSA's number for this recall is 2026050004.
Seat belts › Front
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022-2025 C 300, and 2023-2024 AMG C 43 vehicles. The driver-side seat belt cover may not be properly installed on the seat belt tensioner, which can cause the seat belt anchor to come loose.
Remedy: Dealers will inspect and repair the seat belt covers, as necessary, free of charge. Owner notification letters were mailed May 16, 2025. Owners may contact MBUSA customer service at 1-800-367-6372.
2025 Mercedes-Benz C300 engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined |
|---|---|---|---|
| 2.0L 4-cyl turbo hybrid | 9-speed automatic | RWD | 25 / 35 / 29 |
EPA ratings. Class: Compact car.
Frequently asked questions
Is the 2025 Mercedes-Benz C300 a good car?
Based on 4 owner complaints filed with NHTSA, the 2025 C300 rates average: 25% fewer complaints than a typical year of the C300 at the same age. Complaint counts don't account for sales volume or individual maintenance, so have any used car inspected before buying.
What is the most common problem with the 2025 Mercedes-Benz C300?
The driver assistance — 2 complaints, 50% of all complaints for this model year, most often about warnings. Next are the brakes (1) and electrical system (1).
How many recalls does the 2025 Mercedes-Benz C300 have?
There are 2 recalls for the 2025 Mercedes-Benz C300, the most recent from May 1, 2026 (instrument cluster/panel). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
What are the best and worst years of the Mercedes-Benz C300?
The best years by complaints, compared at the same age, are 2014, 2021 and 2020. Years to avoid or approach with caution: 2009 and 2008. See the full Mercedes-Benz C300 years comparison.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.