Verdict
2017 Mercedes C-Class: Complaints, Recalls & Known Issues
What the public record actually says about the 2017 Mercedes C-Class — every figure below is a NHTSA or EPA number, not an opinion.
The read
More reported complaints than most sedan.
Owners filed 255 NHTSA complaints — more complaints than 86% of 2017 sedans. Engine leads the reports (23%). No safety recalls on record.
Based on NHTSA complaint volume against 2017 sedans, not adjusted for how many were sold. It describes the model year, not the individual car you are looking at.
Complaints filed
255
Reports to NHTSA, 2017
Safety recalls
0
NHTSA campaigns on record
NHTSA crash test
Overall NCAP rating
Combined MPG
No data
EPA estimate
Complaint volume vs. segment peers
More complaints than 86% of 2017 sedans
The bar is this car's percentile among 2017 sedans by complaint volume — a full bar means the fewest complaints in its class. Not adjusted for sales.
Known issues
Engine issues lead owner complaints (23% of 255 reports), followed by electrical system (11%).
+ 12 more component categories with fewer reports.
Share of all 255 NHTSA complaints for this model year, grouped by the component owners named. Bars are scaled to the largest category. Examples: ODI 11725960, ODI 11643047, ODI 11623039, ODI 11621009, ODI 11609586.
Recalls
0 recalls — none issued for this model year as of Jul 2026. Recall records can change as NHTSA publishes new campaigns.
A campaign can apply to this model year without being incomplete on a specific vehicle. Check the VIN with NHTSA or a dealer to confirm whether a particular car needs repair.
Investigations
0 NHTSA investigations on record
No investigations are on record as of Jul 2026. An empty record is not a clean bill of health.
Crash-test ratings
2017 Mercedes-Benz C-Class 4 DR 4WD NHTSA source
- Overall
- Frontal
- Side
- Rollover
2017 Mercedes-Benz C-Class 4 DR RWD NHTSA source
- Overall
- Frontal
- Side
- Rollover
2017 Mercedes-Benz C-Class 2 DR RWD NHTSA source
- Overall
- Not rated
- Frontal
- Not rated
- Side
- Not rated
- Rollover
- Not rated
2017 Mercedes-Benz C-Class C RWD NHTSA source
- Overall
- Not rated
- Frontal
- Not rated
- Side
- Not rated
- Rollover
- Not rated
2017 Mercedes-Benz C-Class C 4WD NHTSA source
- Overall
- Not rated
- Frontal
- Not rated
- Side
- Not rated
- Rollover
- Not rated
2017 Mercedes-Benz C-Class 2 DR 4WD NHTSA source
- Overall
- Not rated
- Frontal
- Not rated
- Side
- Not rated
- Rollover
- Not rated
Fuel economy by trim
No EPA fuel-economy record is available for this model year. Some trims and older vehicles were not tested or are not in the current EPA feed.
Before you buy
Useful next checks
Federal records tell you about patterns. These checks can tell you more about the specific car in front of you.
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Compare model years
"Fewest reports" and "most complained" describe raw NHTSA complaint totals, not vehicle reliability. The last few model years are left unlabelled because they have had less road time.
2017 Mercedes C-Class: frequently asked
What does the complaint record show for the 2017 Mercedes C-Class?
Owners filed 255 NHTSA complaints about the 2017 Mercedes C-Class — more complaints than 86% of comparable 2017 sedans, so it sits toward the weaker end of its class. That's a signal, not a guarantee about any single car.
What are the most common problems on the 2017 Mercedes C-Class?
The most-reported problem areas are Engine (23% of complaints) and electrical system (11%).
How many recalls does the 2017 Mercedes C-Class have?
No safety recalls are on record for the 2017 Mercedes C-Class as of Jul 2026.
What gas mileage does the 2017 Mercedes C-Class get?
EPA fuel-economy figures for the 2017 Mercedes C-Class aren't available yet.