FaultScore

Worst years for a Mercedes Benz C350

Owners have filed 323 complaints about the Mercedes Benz C350 with NHTSA across model years 2006 to 2009. More of them are about the airbags than anything else.

Avoid

2008 Mercedes Benz C350

196 complaints — the highest FaultScore of any year, mostly electrical system.

Cleanest on record

2006 Mercedes Benz C350

24 complaints — the lowest FaultScore of the graded years.

Every Mercedes Benz C350 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 96 1 0 58,200 Airbags
2008 C 196 3 4 70,838 Electrical System
2007 7 0 0 64,400 Fuel & Propulsion
2006 A 24 0 0 71,000 Fuel & Propulsion

What breaks on a Mercedes Benz C350

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

Airbags 79 24.5%

Worst in 2008

Worst in 2008

Steering 52 16.1%

Worst in 2008

Lights 44 13.6%

Worst in 2008

Fuel & Propulsion 21 6.5%

Worst in 2006

Engine & Cooling 19 5.9%

Worst in 2008

Other & Unspecified 6 1.9%

Worst in 2008

Transmission & Drivetrain 5 1.5%

Worst in 2008

Brakes 5 1.5%

Worst in 2009

Body & Structure 4 1.2%

Worst in 2008

Suspension 3 0.9%

Worst in 2008

Windows, Mirrors & Wipers 3 0.9%

Worst in 2008

Seats 3 0.9%

Worst in 2009

Wheels 2 0.6%

Worst in 2008

Complaints filed over time

Every complaint about every Mercedes Benz C350, by the month it reached NHTSA.

Jul 2009 peak 17 May 2025

Compare the Mercedes Benz C350

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