2015 Mercedes-Benz S-Class problems and recalls

Owners filed 21 complaints on the 2015 Mercedes-Benz S-Class in the last three full years, out of 51 on record. The most cited component is the Unknown Or Other.

51
Complaints
0
Recalls
6
Crash reports
3
Fire reports
8
Injuries
110.6
Severity index

Severity index 110.6 High. The index weights crashes, fires, injuries and fatalities per 100 complaints. How it is calculated.

Middle half of all tracked vehiclesThis vehicle: 110.6p25 46p75 80cleanestworst
Severity index against the quartile range for all tracked vehicles.

Ranked 15 of 143 by severity index among 2015 vehicles with at least 40 complaints, highest first. 90% of those vehicles scored lower. Full 2015 ranking.

Components cited in complaints

Unknown Or OtherUnknown Or Other: 10 complaints (19.6%)10 20%Seat BeltsSeat Belts: 8 complaints (15.7%)8 16%StructureStructure: 6 complaints (11.8%)6 12%Electrical SystemElectrical System: 6 complaints (11.8%)6 12%Air BagsAir Bags: 5 complaints (9.8%)5 10%WheelsWheels: 5 complaints (9.8%)5 10%SteeringSteering: 4 complaints (7.8%)4 8%Service BrakesService Brakes: 4 complaints (7.8%)4 8%
A single complaint can cite more than one component, so shares total over 100%.
ComponentComplaintsShare of complaints citing it
UNKNOWN OR OTHER1019.6%
SEAT BELTS815.7%
STRUCTURE611.8%
ELECTRICAL SYSTEM611.8%
AIR BAGS59.8%
WHEELS59.8%
STEERING47.8%
SERVICE BRAKES47.8%

Complaints filed per year

0482014: 22015: 22016: 42017: 32018: 32019: 22020: 72021: 32022: 32023: 82024: 62025: 72026: 1 (partial year)141516171819202122238242526
Complaints by the calendar year they were filed. The hatched bar is the current year to date.
YearComplaints
20142
20152
20164
20173
20183
20192
20207
20213
20223
20238
20246
20257
2026 (year to date)1
Filings in 2023 to 2025 ran 1.6x those in 2020 to 2022 (21 against 13).

Other Mercedes-Benz S-Class model years

Severity index for every other model year on file. Compare all 10 years side by side.

Source. NHTSA public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-07-25. Complaints are unverified consumer reports. Totals vary with units sold and years on the road. Not affiliated with NHTSA or any manufacturer.