2018 Mercedes-Benz C 300 vs 2020 Mercedes-Benz C 300
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Sep 21, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 2018 Mercedes-Benz C 300 | 2020 Mercedes-Benz C 300 |
|---|---|---|
| NHTSA complaints | 99 | 33 |
| Recall campaigns | 18 | 9 |
| Service bulletins (TSBs) | 183 | 178 |
| Investigations | 1 | 0 |
| Crash reports | 4 | 5 |
| Fire reports | 0 | 0 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 25–27 | 25–28 |
| Median reported incident mileage | — | — |
Reported problems side by side
| Component | Mercedes-Benz C 300 | Mercedes-Benz C 300 |
|---|---|---|
| Engine | 34 | 8 |
| Structure | 14 | 4 |
| Steering | 12 | 2 |
| Electrical System | 10 | 3 |
| Fuel/propulsion System | 9 | 3 |
| Forward Collision Avoidance | 4 | 3 |
| Air Bags | 4 | 2 |
| Visibility | 3 | 3 |
Symptoms owners describe
| Check engine light | 12 | 5 |
| Stalling | 5 | 0 |
2018 Mercedes-Benz C 300
2020 Mercedes-Benz C 300
Compare all Mercedes-Benz C 300 vs Mercedes-Benz C 300 years →
Method. Complaints are unique NHTSA reports. A vehicle that sold more units will naturally accumulate more complaints — use shares and read the underlying reports before drawing conclusions.