2019 Mercedes-Benz Glc 300: Problems & Reliability
SOLID2019 Mercedes-Benz GLC 300: SOLID — 67 owner complaints, 1.0× the GLC 300 median year by raw count.
CarWhere's verdict score for the 2019 is 1.18, where 1.00 is a typical GLC 300 year once complaints are weighted for severity and spread over time on the road, between the best line (0.75) and caution (1.25). 48% of its complaints are severe — a crash, fire, injury or a safety-critical system.
Sources: NHTSA owner complaints (ODI), recall campaigns and manufacturer service bulletins, CarWhere verified buyer prices · Model years 2018–2026 compared · Updated 2026-11-07 · By CarWhere Research · Methodology
67
NHTSA complaints
1.0×
vs. median GLC 300 year
216
Service bulletins
12
Recall campaigns
2019 Mercedes-Benz GLC 300 recalls
12 recall campaigns on federal record for the 2019; the campaign list is on NHTSA's record for the 2019 Mercedes-Benz GLC 300.
2019 Mercedes-Benz GLC 300 service bulletins
The manufacturer has filed 216 technical service bulletins with NHTSA for the 2019 — close to the 197 of the median GLC 300 year from 2018 to 2026. Coded bulletins most often cover electrical system (95), powertrain / transmission (25), steering (15). Bulletins are repair instructions for dealer technicians, not recalls.
The 2019 vs. the year before and after
From the 2018 to the 2019, owner complaints fell 32% (98 → 67) — an improvement. The 2020 that followed rose 15% (67 → 77), so the 2019 is the cleaner of the two by count.
| Model year | Verdict | Complaints | Bulletins | Recalls | Avg. buyer-paid |
|---|---|---|---|---|---|
| 2018 GLC 300 | CAUTION | 98 | 191 | 12 | — |
| 2019 (this page) | SOLID | 67 | 216 | 12 | — |
| 2020 GLC 300 | CAUTION | 77 | 208 | 16 | — |
Prices are averages of CarWhere verified buyer transactions (shown when 3+ deals exist for the year). Full year-by-year table: Mercedes-Benz GLC 300 years to avoid.
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FAQ
Is the 2019 Mercedes-Benz GLC 300 reliable?
2019 Mercedes-Benz GLC 300: SOLID — 67 owner complaints, 1.0× the GLC 300 median year by raw count. CarWhere's verdict score for the 2019 is 1.18, where 1.00 is a typical GLC 300 year once complaints are weighted for severity and spread over time on the road, between the best line (0.75) and caution (1.25).
What are the most common 2019 Mercedes-Benz GLC 300 problems?
The 2019 Mercedes-Benz GLC 300 has 67 NHTSA owner complaints and 216 manufacturer service bulletins on file; the component breakdown is on NHTSA's record for this model year.
How many recalls does the 2019 Mercedes-Benz GLC 300 have?
12 recall campaigns on federal record for the 2019 Mercedes-Benz GLC 300. Recall completion is VIN-specific, so check the exact car.
How do I check a specific 2019 Mercedes-Benz Glc 300 before buying?
Decode the VIN free at carwhere.com/tools/vin-decoder to confirm the build, then run the $9.99 CarWhere Full VIN Report for the exact VIN — recall, complaint, and service-bulletin record for this model year, the original window sticker where the manufacturer publishes one, and a market price check from verified buyers. One-time purchase, no subscription.
Sources & method
Complaint, recall and service-bulletin counts for the 2019 Mercedes-Benz GLC 300 come from NHTSA's Office of Defects Investigation; the verdict is CarWhere’s severity-weighted, time-on-road-adjusted score compared with the model’s own median year. The live complaint feed was unavailable at render, so the complaint count is the verdict engine’s stored count. Complaints are owner allegations, not verified defects. Full methodology.