Mercedes-Benz C 300 problems, recalls & best years
The deets on every C 300 from 2017 to 2026: 495 owner complaints and 90 recalls across 10 model years.
The model years with the most owner complaints are 2017 (216), 2018 (99), 2019 (69). Best fuel economy: 30 mpg combined (2024).
Problem areas across all years
Year by year
| Year | Recalls | Complaints | Best mpg | |
|---|---|---|---|---|
| 2017 | 15 | 216 | 28 | |
| 2018 | 18 | 99 | 27 | |
| 2019 | 17 | 69 | 27 | |
| 2020 | 9 | 33 | 28 | |
| 2021 | 7 | 14 | 27 | |
| 2022 | 9 | 25 | 29 | |
| 2023 | 9 | 22 | 29 | |
| 2024 | 3 | 11 | 30 | |
| 2025 | 2 | 4 | 29 | |
| 2026 | 1 | 2 | 29 |
Want the full repair deets? Get the factory manual.
Recall and complaint data tells you what goes wrong. A service manual tells you how to fix it: torque specs, wiring diagrams, fluid capacities and step-by-step procedures for the Mercedes-Benz C 300.
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FAQ
What is the worst year for the Mercedes-Benz C 300?
The model years with the most owner complaints are 2017 (216), 2018 (99), 2019 (69).
How many recalls has the Mercedes-Benz C 300 had?
Across 2017–2026, NHTSA lists 90 vehicle recall campaigns by model year (a campaign that covers several years counts once per year).