Mercedes-Benz GLC 300 — YEARS TO AVOID
Data updated 2026-08-02. Complaints are unverified owner reports filed with NHTSA.
Best bets: 2019, 2022, 2023, 2021, 2020
COMPLAINT HISTORY
View as data table
| Year | Complaints |
|---|---|
| 2018 | 86 |
| 2019 | 46 |
| 2020 | 67 |
| 2021 | 61 |
| 2022 | 54 |
| 2023 | 55 |
| 2024 | 21 |
| 2025 | 13 |
| 2026 | 0 |
EVERY YEAR, RANKED
| Year | Ranking | Complaints | Why |
|---|---|---|---|
| 2026 | Not enough data | 0 | Only 0 complaints on file — too few for a fair verdict. |
| 2025 | Not enough data | 13 | Only 13 complaints on file — too few for a fair verdict. |
| 2024 | Not enough data | 21 | Only 21 complaints on file — too few for a fair verdict. |
| 2023 | Recommended | 55 | This year's complaint volume is within 30% of this model's typical year. |
| 2022 | Recommended | 54 | This year's complaint volume is within 30% of this model's typical year. |
| 2021 | Recommended | 61 | This year's complaint volume is within 30% of this model's typical year. |
| 2020 | Recommended | 67 | This year's complaint volume is within 30% of this model's typical year. |
| 2019 | Recommended | 46 | This year's complaint volume is within 30% of this model's typical year. |
| 2018 | Caution | 86 | This year had 30% to 100% more complaints than this model's typical year. |