Car · Mercedes-Benz problems

2015 Mercedes-Benz C-Class problems

452 owner complaints filed with NHTSA for the 2015 Mercedes-Benz C-Class. The most reported area is engine and engine cooling (30% of them). NHTSA lists 14 recall campaigns.

Counts are what owners told NHTSA, as filed. NHTSA does not confirm each report, and a complaint is not proof of a cause. Injuries: 10. Deaths: 0.

Complaints by area

Each bar is the share of this model year's 452 complaints that name that area. A complaint can name more than one area, so the shares add up to more than 100%.

• Engine and engine cooling136 · 30%
• Body and structure78 · 17%
• Other or unknown77 · 17%
• Fuel system75 · 17%
• Electrical system55 · 12%
• Suspension35 · 8%
• Steering28 · 6%
• Air bags26 · 6%

13 smaller areas not shown (98 complaints in total).

Do not compare models by these numbers. NHTSA has no sales count for each model, so a model with more complaints may just have sold more cars. Use them to see which areas owners write about, not to rank cars.

Recalls

NHTSA lists 14 recall campaigns for the 2015 Mercedes-Benz C-Class. Recall repairs are free at a Mercedes-Benz dealer. The 3 to look at first:

1. 23V854000December 15, 2023

   Structure

   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...

2. 21V197000March 19, 2021

   Structure

   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.

3. 15V138000March 10, 2015

   Fuel system, gasoline

   In the affected vehicles, the fuel delivery module may be improperly secured to the fuel tank.

See all 14 recalls for the 2015 Mercedes-Benz C-Class, or check your VIN below to see which are open on your car.

Common repairs in this area (not a diagnosis)

These are repair jobs that sit in the areas owners report most. A complaint may need a diagnosis first: the same symptom can come from many causes, and a serious one such as engine failure is not fixed by a cheap part. They are not a forecast of what your C-Class will need. Ranges are US estimates for all makes.

Start with a diagnosis

• Diagnostic scan (check engine light)$55 to $250

Engine and engine cooling 136 complaints · 30%

No repair price here: this area usually needs a diagnosis first. A diagnostic scan (check engine light) runs $55 to $250.

Body and structure 78 complaints · 17%

No repair price here: this area usually needs a diagnosis first. A diagnostic scan (check engine light) runs $55 to $250.

Fuel system 75 complaints · 17%

• Fuel pump replacement$370 to $1,075
• Fuel injector replacement (one injector)$170 to $820
• EVAP purge valve replacement$80 to $240
• Gas cap replacement$5 to $95

Electrical system 55 complaints · 12%

• Battery replacement$150 to $470
• Alternator replacement$360 to $930
• Starter replacement$280 to $740
• Battery cable replacement$100 to $340

Check a quote you got

Check your VIN

Complaints and bulletins cover a whole model year. Only the VIN shows what is open on your car.

By VIN By year, make and model

VIN (17 characters, on the dashboard by the windshield or the driver door jamb)

0 of 17 characters

Look up this VIN

Recall and complaint data comes from NHTSA, the US government's vehicle safety agency, and is cached for up to a day. Recall repairs at a dealer are free. A recall that is not listed may not apply to your car or may not be filed yet. Check nhtsa.gov/recalls too.

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2015 Mercedes-Benz C-Class: questions

What are the most common problems on the 2015 Mercedes-Benz C-Class?

Of the 452 owner complaints filed with NHTSA for the 2015 Mercedes-Benz C-Class, 136 (30%) name engine and engine cooling, and 78 (17%) name body and structure. A complaint can list more than one area, so the shares add up to more than 100%. These are owner reports, not proven causes.

Is the 2015 Mercedes-Benz C-Class reliable?

These numbers cannot say. NHTSA complaints have no sales count to compare against, so a high number on one model does not mean it fails more than another. Use them to see which areas owners write about, then check your own VIN for open recalls.

Do these complaints include crashes or fires?

Owners marked 11 of the 452 complaints as involving a crash and 2 as involving a fire. They also reported 10 injuries and 0 deaths. NHTSA records these as the owner reports them and does not confirm each one.

How many recalls does the 2015 Mercedes-Benz C-Class have?

NHTSA lists 14 recall campaigns for the 2015 Mercedes-Benz C-Class. Recall repairs are free at a Mercedes-Benz dealer. Enter your VIN to see which ones are open on your car.

More

• 2017 C-Class problems
• 2016 C-Class problems
• 2014 C-Class problems
• 2013 C-Class problems
• 2012 C-Class problems
• 2011 C-Class problems
• 2010 C-Class problems
• 2015 recalls
• All Mercedes-Benz recalls
• Mercedes-Benz problems by model
• Check-engine codes

Sources

• NHTSA complaint and technical service bulletin files, checked October 29, 2026
• NHTSA recalls

Complaint, bulletin and recall counts come from NHTSA as filed. Repair prices are estimates from our own ranges. Not a repair shop, estimates only.