FaultScore

Worst years for a Mercedes Benz CLK350

Owners have filed 135 complaints about the Mercedes Benz CLK350 with NHTSA across model years 2006 to 2009. More of them are about the fuel & propulsion than anything else.

Avoid

2006 Mercedes Benz CLK350

52 complaints — the highest FaultScore of any year, mostly engine & cooling.

Cleanest on record

2008 Mercedes Benz CLK350

23 complaints — the lowest FaultScore of the graded years.

Every Mercedes Benz CLK350 year, graded

The grade compares each year against the rest of this model's own run — never against another car. Click any bar or row to open that year's report.

Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded
Year Grade Complaints Crashes Fires Median miles Most reported
2009 B 10 1 0 75,739 Fuel & Propulsion
2008 B 23 0 3 58,551 Fuel & Propulsion
2007 C 50 0 0 67,000 Fuel & Propulsion
2006 C 52 3 0 74,828 Engine & Cooling

What breaks on a Mercedes Benz CLK350

Across every model year on file. Follow a row for that part's complaints and the year it was worst.

Worst in 2007

Engine & Cooling 17 12.6%

Worst in 2006

Airbags 17 12.6%

Worst in 2007

Electrical System 13 9.6%

Worst in 2006

Transmission & Drivetrain 11 8.1%

Worst in 2007

Windows, Mirrors & Wipers 8 5.9%

Worst in 2007

Seats 6 4.4%

Worst in 2007

Lights 5 3.7%

Worst in 2006

Acceleration & Cruise Control 4 3.0%

Worst in 2007

Brakes 3 2.2%

Worst in 2006

Body & Structure 3 2.2%

Worst in 2007

Stability & Traction Control 3 2.2%

Worst in 2006

Other & Unspecified 3 2.2%

Worst in 2007

Suspension 2 1.5%

Worst in 2006

Complaints filed over time

Every complaint about every Mercedes Benz CLK350, by the month it reached NHTSA.

Oct 2007 peak 7 Mar 2025

Compare the Mercedes Benz CLK350

Side by side on complaint history. Remember that raw totals track how many were sold as much as how good they were.