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2014 Mercedes-Benz C-Class problems: engine and transmission complaints and recalls

NO ELEVATED SIGNAL
31%
39 of 126 relevant owner complaints are about the engine, transmission or fuel system

No elevated drivetrain complaint concentration in the available NHTSA records for the 2014 Mercedes-Benz C-Class. Engine, transmission and fuel system account for 31% of relevant complaints.

Better than 69% of the 1,789 model years we track (2010–2023).

Excludes 158 airbag, lighting and seat-belt recall complaints that would otherwise mask the signal (unadjusted: 14%).

NHTSA data checked October 3, 2026
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Does the 2014 Mercedes-Benz C-Class have engine or transmission problems?

Not as a pattern, going by owner complaints. 39 of 126 relevant complaints filed with NHTSA about the 2014 Mercedes-Benz C-Class concern the engine, transmission or fuel system (31%). For comparison, the 2013 scores 31% and the 2015 scores 48%. This describes the model year, not any one car: a well-maintained or already-repaired example can be fine, and a clean model year can still have a bad car in it.

Drivetrain complaints
39
engine, transmission, fuel
Total complaints
284
this model year
Fires reported
4
owner-reported
Recall campaigns
0
20 crashes · 17 injuries

Complaints by component

AIR BAGS156 · 55%
STEERING35 · 12%
ELECTRICAL SYSTEM26 · 9%
ENGINE25 · 9%
STRUCTURE24 · 8%
UNKNOWN OR OTHER23 · 8%

The years either side

2010
26%
56 of 476
2011
27%
63 of 516
2012
36%
98 of 587
2013
31%
88 of 574
2014
31%
39 of 284
2015
48%
203 of 449
2016
51%
156 of 316
2017
53%
113 of 253
2018
38%
45 of 130
2019
39%
27 of 79
2020
33%
14 of 46
2021
too few complaints
2022
25%
6 of 26
2023
15%
4 of 26

Manufacturers fix things mid-generation. A bad year next to a clean one is common; the fix usually arrived in between.

What owners reported

ENGINE02/09/2026
my car overheats badly and shakes and it is starting to smoke from the hood in snowy conditions
SERVICE BRAKES,ENGINE09/27/2025
I was coming off the freeway on 9/25/25, and when I pressed on the breaks they completely locked up and would not break at all. The car turned off, no warning lights nothing, and I continued to hit the break and the car would not stop, then all of a sudden it came to a stop almost colliding within inches of hitting the…
ENGINE07/10/2025
My Mercedes Benz 2014 W204 C250 initially had a noise during startup. The startup noise became louder and now my car does not start. Also, the check engine light indicate a cam shaft position sensor error. Looking online it appears that my problem is exactly like the problem described in a NHTSA report on 2012-2015 W20…

Three of 39 drivetrain complaints. The full report shows more, with quotes about the engine in the car you are looking at first.

Before you buy a 2014 Mercedes-Benz C-Class

Questions people ask about the 2014 Mercedes-Benz C-Class

Does the 2014 Mercedes-Benz C-Class have engine or transmission problems?

Not as a pattern, going by owner complaints. 39 of 126 relevant complaints filed with NHTSA about the 2014 Mercedes-Benz C-Class concern the engine, transmission or fuel system (31%). It describes the model year, not any one car, so an inspection still matters.

Are there engine or transmission recalls on the 2014 Mercedes-Benz C-Class?

NHTSA lists no recall campaigns on the 2014 Mercedes-Benz C-Class.

Which Mercedes-Benz C-Class years are better?

Among the Mercedes-Benz C-Class years we track, the 2023 (15%), the 2022 (25%) and the 2010 (26%) have a lower engine and transmission complaint share than the 2014 (31%). Manufacturers fix things mid-generation, so the year before or after can be a different car.

Should I buy a 2014 Mercedes-Benz C-Class?

That depends on the car in front of you, not just the model year. The 2014 Mercedes-Benz C-Class shows no elevated engine or transmission pattern in owner complaints, which is a good starting point. It is still one car with its own history, so get an independent pre-purchase inspection and a vehicle history report before you commit.

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Experimental model-level information. This is not a vehicle inspection, vehicle-history report, financial advice or purchase recommendation. It describes patterns across a model year, not the condition of any individual vehicle.