2010 Mercedes-Benz S550: Reliability Data

Source: NHTSA — 22 complaints
22
Total Complaints
57,800mi
Median Mileage
SUSPENSION
Top Issue
1
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

52,000 25th Percentile
57,800 Median Mileage
95,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

SUSPENSION
6
STEERING
5
FUEL/PROPULSION SYSTEM
2
FUEL SYSTEM, GASOLINE
2
UNKNOWN OR OTHER
1
ELECTRONIC STABILITY CONTROL (ESC)
1
STRUCTURE:BODY:DOOR
1
TIRES
1
AIR BAGS
1
FUEL SYSTEM, OTHER:FUEL FILTER
1

Severity Assessment

1
Crashes
0
Fires
0
Injuries
0
Deaths

Sample Complaint Reports

"WHEN STEERING WHEEL IS RELEASED EVEN FOR A FEW SECONDS, VEHICLE PULLS HARD TO THE RIGHT AND WILL PUT YOU IN THE DITCH IF YOU ARE NOT PAYING ATTENTION. THE VEHICLE SHOULD TRACK STRAIGHT WHEN THE STEERING WHEEL IS RELEASED."
"WHEN STEERING WHEEL IS RELEASED EVEN FOR A FEW SECONDS, VEHICLE PULLS HARD TO THE RIGHT AND WILL PUT YOU IN THE DITCH IF YOU ARE NOT PAYING ATTENTION. THE VEHICLE SHOULD TRACK STRAIGHT WHEN THE STEERING WHEEL IS RELEASED."
"WHEN STEERING WHEEL IS RELEASED EVEN FOR A FEW SECONDS, VEHICLE PULLS HARD TO THE RIGHT AND WILL PUT YOU IN THE DITCH IF YOU ARE NOT PAYING ATTENTION. THE VEHICLE SHOULD TRACK STRAIGHT WHEN THE STEERING WHEEL IS RELEASED."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28