Reliability
Mercedes-Benz

Clk-Class (2008)

2008 · Luxury Sedan · 1 engine
20 NHTSA Complaints
0 Recalls
1 Fire Reports
1 Crash Reports
View all 7 generations of the Mercedes-Benz Clk-Class → Inspection checklist

Reliability Score

8.5 / 10

Reliability score

Fewer owner complaints than similar luxury sedans

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

Owners filed 9 powertrain complaints. A typical luxury sedan fleet of this size and age would have drawn about 18.

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

Breakdown
Complaints overall9 complaints against about 18 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.

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

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

3.5-V6-Gas

3.5L 6-cyl
13 complaints 13.0 per year Gasoline
1 fire report
View details

Complaint Breakdown

electrical
6
fuel system
5
exterior
3
interior
2
safety systems
2

Same engine used in

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Show 2 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.

Owner Complaints by System

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

Fuel System: 7 owner complaints
Electrical System: 6 owner complaints

Alternatives in Luxury Sedan

Frequently Asked Questions

What are the most common 2008-2008 Mercedes-Benz Clk-Class complaints?

Owners have filed 20 complaints with NHTSA about the 2008-2008 Mercedes-Benz Clk-Class. The systems they name most often are the fuel system, the electrical system and the exterior.

Is the 2008-2008 Mercedes-Benz Clk-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 20 complaints with NHTSA about the 2008-2008 Mercedes-Benz Clk-Class. Check which systems they name most often and whether a recall is still open on that car.

How many NHTSA complaints does the 2008-2008 Mercedes-Benz Clk-Class have?

NHTSA has 20 owner complaints on file for the 2008-2008 Mercedes-Benz Clk-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 2008-2008 Mercedes-Benz Clk-Class?

NHTSA lists no recalls for the 2008-2008 Mercedes-Benz Clk-Class.

What should I check before buying a used Mercedes-Benz Clk-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 exterior, 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 Clk-Class have NHTSA crash test ratings?

NHTSA has not published crash test ratings for the 2008 Mercedes-Benz Clk-Class. Not all vehicles are tested each year. For the latest NHTSA safety information, visit nhtsa.gov/ratings.

Data from NHTSA federal complaints database. 20 complaints analyzed. Data confidence: low. Last updated: 2026-10-12.

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