2017 Mercedes-Benz C300 Problems
Real NHTSA owner complaints for the 2017 Mercedes-Benz C300.
Worst 2017 Mercedes-Benz C300 Problems
Top 3 most-reported issues with average mileage at failure.
Engine Problems
Electrical Faults
Fuel System
Check the actual VIN — every car is different.
This page shows the model year's reputation. The VIN tells you about this specific car — accidents, title issues, odometer rollbacks. Full report just $4.99 (vs. Carfax $44.99).
All Problems by Category
Every NHTSA complaint category for the 2017 Mercedes-Benz C300.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Engine Problems | 75 | — | — | 37,961 mi | |
| Electrical Faults | 29 | 1 | 1 | 33,101 mi | |
| Fuel System | 29 | — | — | 39,185 mi | |
| Seat Belt Issues | 18 | 2 | — | 24,395 mi | |
| Body Structure | 18 | 2 | — | 19,250 mi | |
| Airbags | 15 | 6 | — | 19,219 mi | |
| Steering Defects | 13 | 2 | — | 29,392 mi | |
| Transmission / Drivetrain | 12 | — | — | 48,333 mi | |
| Sunroof/Moonroof | 7 | — | — | 43,667 mi | |
| Structural Problems | 6 | — | — | 70,940 mi | |
| Forward Collision Avoidance: Warnings | 3 | — | — | — | |
| Gasoline Fuel System | 2 | — | — | — | |
| Seat Belts:Front:Retractor | 2 | — | — | — | |
| Brakes | 2 | — | — | — | |
| Suspension Failures | 2 | — | — | — | |
| Tire Defects | 2 | — | — | — | |
| Unintended Acceleration | 2 | 1 | — | — | |
| Wipers & Visibility | 2 | — | — | — | |
| Air Bags:Frontal:Driver Clockspring/Spiral Cassette | 1 | — | — | — | |
| Communication | 1 | — | — | — | |
| Communication: Auto Crash Notification | 1 | — | — | — | |
| Electrical System:Software | 1 | — | — | — | |
| Electronic Stability Control | 1 | 1 | — | — | |
| Engine & Cooling | 1 | — | — | — | |
| Engine And Engine Cooling:Exhaust System:Emission Control:Crankcase (Pcv) | 1 | — | — | — | |
| Seat Belts:Critical Fasteners | 1 | — | — | — | |
| Seat Belts:Pretensioner | 1 | — | — | — |
Search Owner Complaints
Read what owners actually reported to NHTSA for the 2017 Mercedes-Benz C300. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
Recalls for 2017 Mercedes-Benz C300
2 NHTSA recall campaigns affecting ~245,698 vehicles.
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2014-2020 C-Class, CLA, GLA, S-Class, GLC, and GLE vehicles. Please refer to MBUSA's recall report for specific vehicle details. The front roof panel located between the windshield and the panoramic sunroof may not have been bonded correctly to the vehicle during a prior repair, allowing the front panel to detach from the vehicle.
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2022 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, AMG GT-Class, C-Class, E-Class, S-Class, SL-Class, GLC-Class, CLS-Class, GLB-Class, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. An error in the communication module's SIM card software can cause a mobile network connection failure, disabling the emergency call (eCall) system.
Other Mercedes-Benz C300 Years
2017 Mercedes-Benz C300 — FAQ
Answers based on real NHTSA complaint and recall data for this specific model year.
Is the 2017 Mercedes-Benz C300 reliable?
What are common problems with the 2017 Mercedes-Benz C300?
At what mileage do problems start on the 2017 Mercedes-Benz C300?
How safe is the 2017 Mercedes-Benz C300?
Does the 2017 Mercedes-Benz C300 have any recalls?
Should I buy a 2017 Mercedes-Benz C300?
Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinItel.
Wider context: See the full Mercedes-Benz C300 reliability report with year-by-year comparison and generation analysis.
Check Your Specific 2017 Mercedes-Benz C300
Real owner complaints tell you about the model. The VIN tells you about your specific car — accidents, title issues, odometer fraud.
Check Any VIN — $4.99