FaultScore

Worst years for a Mercedes Benz S500

Owners have filed 274 complaints about the Mercedes Benz S500 with NHTSA across model years 1993 to 2007. More of them are about the electrical system than anything else.

Avoid

2000 Mercedes Benz S500

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

Cleanest on record

1999 Mercedes Benz S500

12 complaints — the lowest FaultScore of the graded years.

Every Mercedes Benz S500 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
2007 2 0 0 Transmission & Drivetrain
2006 A 16 0 0 87,042 Engine & Cooling
2005 A 19 0 0 55,000 Electrical System
2004 C 24 3 0 98,000 Electrical System
2003 A 12 0 0 59,125 Seat Belts
2002 C 36 1 1 62,000 Electrical System
2001 C 55 2 2 114,000 Electrical System
2000 D 85 3 1 84,000 Electrical System
1999 A 12 0 0 Engine & Cooling
1996 1 0 0 Electrical System
1995 6 0 0 Electrical System
1994 4 0 0 Electrical System
1993 2 0 0 Electrical System

What breaks on a Mercedes Benz S500

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

Worst in 2000

Lights 45 16.4%

Worst in 2000

Suspension 27 9.9%

Worst in 2000

Engine & Cooling 19 6.9%

Worst in 2000

Transmission & Drivetrain 15 5.5%

Worst in 2000

Acceleration & Cruise Control 12 4.4%

Worst in 2000

Brakes 11 4.0%

Worst in 2000

Steering 7 2.6%

Worst in 2001

Body & Structure 7 2.6%

Worst in 2000

Seat Belts 6 2.2%

Worst in 2003

Equipment & Accessories 6 2.2%

Worst in 2000

Airbags 5 1.8%

Worst in 2004

Other & Unspecified 5 1.8%

Worst in 2001

Windows, Mirrors & Wipers 3 1.1%

Worst in 2002

Complaints filed over time

Every complaint about every Mercedes Benz S500, by the month it reached NHTSA.

Feb 2000 peak 12 Sep 2025

Compare the Mercedes Benz S500

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