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2003 Mercedes Benz S500

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

About this comparison →
10Owner complaints

Model-year median: 10

0Recall campaigns

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0Investigations

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How this year compares

Owner complaints by model year

Other model years Selected year
55
200034
200125
200210
200312
200411
200512
2006
Compare all S500 years →

Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

Seat Belts
4Electrical System
2Engine And Engine Cooling
1Equipment
1Exterior Lighting
1
All reported categories
Power Train
1Service Brakes, Hydraulic
1Suspension
1

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

Limited mileage data: 8 of 10 reports include usable mileage. There isn’t enough coverage to show a useful chart.

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Seat Belts. Review the 4 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 2 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine And Engine Cooling. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

0 crash reports0 fire reports0 injury reports

Seat Belts complaints

4 reports
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Mileage unknown · May 26, 2020
Seat Belts

DURING HOT WEATHER THE SEAT BELT GETS STUCK AND YOU WILL NOT BE ABLE TO USE THE SEAT BELT AT ALL. THIS IS A SAFETY ISSUE AND SHOULD NOT HAPPEN. THIS HAPPENS WHEN THE CAR IS PARKED UNDER HOT WEATHER. THIS IS IN THE DRIVERS SIDE. THIS HAS BEEN HAPPENING FOR THE LAST 1 YEAR.*DT CONSUMER STATED SEAT BELT GETS JAMMED WHEN TEMPERATUR…

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DURING HOT WEATHER THE SEAT BELT GETS STUCK AND YOU WILL NOT BE ABLE TO USE THE SEAT BELT AT ALL. THIS IS A SAFETY ISSUE AND SHOULD NOT HAPPEN. THIS HAPPENS WHEN THE CAR IS PARKED UNDER HOT WEATHER. THIS IS IN THE DRIVERS SIDE. THIS HAS BEEN HAPPENING FOR THE LAST 1 YEAR.*DT CONSUMER STATED SEAT BELT GETS JAMMED WHEN TEMPERATURE GOES OVER 90 DEGREES AND IS UNABLE TO USE SEAT BELTS AS WELL AS PARK THE CAR OUTSIDE FOR LONG PERIODS OF TIME. CONSUMER HAS REPLACED THE SEAT BELTS BUT MALFUNCTIONING.*JB

NHTSA ODI #11326090

63,250 miles · Nov 26, 2018
Exterior LightingSeat Belts

THE PASSENGER FRONT SEAT BELT WILL NOT RETRACT. ALSO, THE DASHBOARD LIGHTS WENT OUT WHILE DRIVING MAKING IT VERY HARD TO SEE SPEED/FUEL/GEAR SELECTION. THESE ARE BOTH SAFETY CONCERNS THAT SHOULD BE RECALLED. WE CAN SEND YOU A PICTURE OF THE DEAD DASH IF NEEDED. ALSO VIDEO OF A STUCK SEAT BELT. THANKS, KURT.

NHTSA ODI #11153939

100,000 miles · Sep 20, 2014
Seat Belts

THE SEAT BELTS WILL PERIODICALLY NOT EXTEND. *TR

NHTSA ODI #10637753

28,000 miles · Aug 11, 2014
Seat Belts

TL* THE CONTACT OWNS A 2003 MERCEDES BENZ S500. THE CONTACT STATED THAT THE FRONT PASSENGER SIDE SEAT BELT FAILED TO RETRACT. DURING WARMER OUTSIDE TEMPERATURES, THE FAILURE WOULD WORSEN. THE FAILURE OCCURRED MULTIPLE TIMES. THE DEALER WAS UNABLE TO DUPLICATE THE FAILURE. THE VEHICLE WAS NOT REPAIRED AND THE MANUFACTURER WAS NOT…

Read full complaint

TL* THE CONTACT OWNS A 2003 MERCEDES BENZ S500. THE CONTACT STATED THAT THE FRONT PASSENGER SIDE SEAT BELT FAILED TO RETRACT. DURING WARMER OUTSIDE TEMPERATURES, THE FAILURE WOULD WORSEN. THE FAILURE OCCURRED MULTIPLE TIMES. THE DEALER WAS UNABLE TO DUPLICATE THE FAILURE. THE VEHICLE WAS NOT REPAIRED AND THE MANUFACTURER WAS NOTIFIED. THE APPROXIMATE FAILURE MILEAGE WAS 28,000.

NHTSA ODI #10621368

Official recalls

0

No recalls in this snapshot.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

0

No exact-year investigations in this snapshot.