Reliability
Mercedes-Benz

CLS-Class (C218)

2012-2018 · Midsize Coupe · 1 engine
49 NHTSA Complaints
7 Recalls
1 Fire Reports
2 Crash Reports
View all 3 generations of the Mercedes-Benz CLS-Class → Inspection checklist

Reliability Score

8.5 / 10

Reliability score

Fewer owner complaints than similar midsize coupes

The class average is 7.0. Based on complaints owners filed with NHTSA about the engine, transmission or drivetrain.

Owners filed 21 powertrain complaints. A typical midsize coupe fleet of this size and age would have drawn about 47.

Scores this high have held: three years on they had moved 0.2 points in the typical case.

Breakdown
Complaints overall21 complaints against about 47 for similar vehicles
8.5
Last three years
n/aNot enough data
Engine, transmission or drive unit failed or replaced
n/aNot enough data
Oil consumption, fuel in the oil or overheating
n/aNot enough data

Each line scores one view of the same complaints the same way, so the lines overlap. The mark on each bar is the class average. A line needs 20 expected complaints to show a number.

By model year
  • 20127.9
  • 20138.9
  • 20149.0
  • 20158.8
  • 20169.1
  • 2017n/a
  • 2018n/a

Similar vehicles are others in the same class, compared at the same age and in the same years. The score counts complaints owners filed with NHTSA, per vehicle built, which is different from the share of vehicles that fail. How the score is worked out

By engine

3.0L 6-cyl (turbo and non-turbo together) 9.5/10
About 96% fewer owner complaints than the 4.7L 8-cyl (turbo and non-turbo together), per vehicle built. (2 complaints, about 31,000 built)
4.7L 8-cyl (turbo and non-turbo together) 6.1/10
Too few complaints to compare. (17 complaints, about 10,000 built)

A complaint counts toward an engine only when its VIN names the engine. Each score is that engine on its own against similar vehicles, worked out the same way as the score above.

On the record

No serious powertrain recall covering 5% or more of this generation and no escalated investigation in NHTSA's files. Warranty extensions and settlements have not been researched.

Complaints by Engine Code

Show 3 additional engine variants with limited data
These engines appear in fewer than 10 owner complaints. A low count can mean a clean record, and it can also be a VIN-decode anomaly in NHTSA's data.

3.0-V6-Gas

3.0L 6-cyl
8 complaints 8.0 per year Gasoline
1 fire report
View details

Complaint Breakdown

electrical
3
engine
1
transmission
1
brakes
1
interior
1

Same engine used in

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Mercedes-Benz CLS-Class Unidentified Engine

2 complaints 1.0 per year
View details

Complaint Breakdown

wheels tires
2

Owner Complaints by System

Complaints owners filed with NHTSA about the Mercedes-Benz CLS-Class, counted across every engine. A complaint can name more than one system.

Fuel System: 11 owner complaints
Electrical System: 7 owner complaints
Brakes: 6 owner complaints
Engine: 6 owner complaints
Transmission: 6 owner complaints

Recalls (7)

21V058000Feb 5, 2021serious
Communication

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 - 2021 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, GT-Class, C-Class, E-Class, S-Class, CLS-Class, SL-Class, B-Class, GLB-Class, GLC-Class, and G-Class vehicles. Please refer to the Part 573 report for specific vehicle model details. The software design of the communication module may fail to communicate the correct vehicle location for the emergency call system (eCall) in the event of a crash.

19V787000Nov 1, 2019serious
Communication

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2013-2017 vehicles due to a software fault that may cause the date and time for the emergency call system (eCall) to differ from the actual date and time, potentially relaying an inaccurate vehicle location. For a full list of the affected models visit: https://static.nhtsa.gov/odi/rcl/2019/RMISC-19V787-4620.pdf

17V177000Mar 14, 2017serious
Electrical System

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 AMG GT-S, GLC300, CLA250 and GLE300d 4Matic vehicles, 2013 C250, E350 BlueTec and G63 AMG vehicles, 2008-2014 C300 vehicles, 2013-2014 C300 4Matic and ML350 4Matic vehicles, 2009 C350 vehicles, 2014 CLS550, E350 4Matic, E350 Coupe 4Matic, E350 Wagon 4Matic, GLK350 and SL550 vehicles, 2012 CLS550 4Matic vehicles, 2012-2016 E350 vehicles, 2016-2017 GL450 4Matic vehicles, 2012-2014 ML350 4Matic BlueTec vehicles, 2015 S550, S550 4Matic and C300 4Matic Sedan vehicles, 2015-2016 C300 Sedan vehicles, and 2017 SL63 AMG vehicles. Various control units on these vehicles may have been updated with incorrect software, potentially affecting the correct deployment of the air bags in the event of a crash.

15V505000Aug 11, 2015serious
Engine & Cooling

Mercedes-Benz USA, LLC (MBUSA) is recalling certain model year 2016 Mercedes Benz E350, E400, E400 4Matic, E63 4M S AMG, E350 4Matic, E63-4M S AMG, 2015 CLS400, CLS400 4Matic, CLS550, CLS63-4M "P" AMG, and CLS550 4Matic vehicles manufactured April 16, 2015, to April 22, 2015. The integral steel cable that secures the rubber seal to the bulkhead might have been damaged due to the supplier rework of the rubber seal. In the event the rubber seal is not properly secured around the engine compartment, it is possible for the rubber seal to temporarily stick to the hood when it is opened and then may fall into the engine bay when the hood is closed.

15V137000Mar 10, 2015serious
Exterior Lighting

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain model year 2015 CLS 400 and CLS 400 4matic, 2012-2015 CLS 550 and CLS 550 4matic, 2012-2013 CLS 63, 2014 CLS 63, and 2014-2015 CLS 63P. The affected vehicles have LED tail lights that may not light on the sides, reducing the rear side visibility of the vehicle. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) No. 108, "Lamps, Reflective Devices, and Associated Equipment."

Show 2 older recalls
15V088000Feb 13, 2015serious
Structure

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain model year 2013-2015 E350 Sedan, E350 4Matic Sedan, E350 4Matic Station Wagon, E400 Hybrid Sedan, CLS 550 CGI, and CLS550 4Matic, 2013-2014 E550 4Matic Sedan, 2013 E63 Sedan, E63 Station Wagon and CLS63, 2014-2015 CLS63 4Matic, E63 4Matic Sedan, E63 4Matic Sedan "S", and E63 4Matic Station Wagon, 2015 CLS400, 2015 E400 Sedan, E400 4Matic Sedan and CLS400 4Matic and 2014 CLS63 "S". The affected vehicles have a rubber seal at the back of the engine bay that may temporarily stick to the hood when it is opened and then may fall into the engine bay when the hood is closed.

12V533000Nov 6, 2012serious
Latches/Locks/Linkages

Mercedes-Benz is recalling certain model year 2012 CLS550 and CLS550 4Matic vehicles, manufactured December 01, 2011, through December 13, 2011. The bolts that hold the hood's secondary latch striker may have been insufficiently tightened.

Alternatives in Midsize Coupe

Frequently Asked Questions

What are the most common 2012-2018 Mercedes-Benz CLS-Class complaints?

Owners have filed 49 complaints with NHTSA about the 2012-2018 Mercedes-Benz CLS-Class. The systems they name most often are the fuel system, the electrical system and the brakes.

Is the 2012-2018 Mercedes-Benz CLS-Class a good used car?

That depends on the model year, the mileage and the maintenance history of the car in front of you. Owners have filed 49 complaints with NHTSA about the 2012-2018 Mercedes-Benz CLS-Class. Check which systems they name most often and whether a recall is still open on that car.

How many NHTSA complaints does the 2012-2018 Mercedes-Benz CLS-Class have?

NHTSA has 49 owner complaints on file for the 2012-2018 Mercedes-Benz CLS-Class as of the latest data pull. A complaint is an owner's report, not a confirmed defect, and counts rise with sales.

What recalls affect the 2012-2018 Mercedes-Benz CLS-Class?

NHTSA lists 7 recalls covering some 2012-2018 Mercedes-Benz CLS-Class vehicles. Which ones apply depends on the VIN: enter it at nhtsa.gov/recalls to see the open campaigns on a specific car.

What should I check before buying a used Mercedes-Benz CLS-Class?

Run the VIN through NHTSA's recall lookup and confirm every open recall has been done. Look hardest at the fuel system, the electrical system and the brakes, the systems owners complain about most. Ask for maintenance records, have an independent mechanic inspect the car and run a vehicle history report for prior accidents and title issues.

Does the CLS-Class have NHTSA crash test ratings?

NHTSA has not published crash test ratings for the 2012-2018 Mercedes-Benz CLS-Class. Not all vehicles are tested each year. For the latest NHTSA safety information, visit nhtsa.gov/ratings.

Data from NHTSA federal complaints database. 49 complaints analyzed. Data confidence: moderate. Last updated: 2026-10-12.

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