2014 Mercedes-Benz ML-Class problems and recalls

Owners filed 25 complaints on the 2014 Mercedes-Benz ML-Class in the last three full years, out of 74 on record. The most cited component is the Electrical System.

74
Complaints
0
Recalls
7
Crash reports
2
Fire reports
3
Injuries
71.8
Severity index

Severity index 71.8 Medium. The index weights crashes, fires, injuries and fatalities per 100 complaints. How it is calculated.

Middle half of all tracked vehiclesThis vehicle: 71.8p25 46p75 80cleanestworst
Severity index against the quartile range for all tracked vehicles.

Ranked 62 of 139 by severity index among 2014 vehicles with at least 40 complaints, highest first. 55% of those vehicles scored lower. Full 2014 ranking.

Components cited in complaints

Electrical SystemElectrical System: 21 complaints (28.4%)21 28%EngineEngine: 19 complaints (25.7%)19 26%Unknown Or OtherUnknown Or Other: 18 complaints (24.3%)18 24%Fuel SystemFuel System: 10 complaints (13.5%)10 14%Fuel/Propulsion SystemFuel/Propulsion System: 7 complaints (9.5%)7 9%GasolineGasoline: 5 complaints (6.8%)5 7%DieselDiesel: 5 complaints (6.8%)5 7%Lane DepartureLane Departure: 5 complaints (6.8%)5 7%
A single complaint can cite more than one component, so shares total over 100%.
ComponentComplaintsShare of complaints citing it
ELECTRICAL SYSTEM2128.4%
ENGINE1925.7%
UNKNOWN OR OTHER1824.3%
FUEL SYSTEM1013.5%
FUEL/PROPULSION SYSTEM79.5%
GASOLINE56.8%
DIESEL56.8%
LANE DEPARTURE56.8%

Complaints filed per year

06112014: 12015: 62016: 32017: 62018: 112019: 22020: 22021: 32022: 102023: 102024: 52025: 102026: 5 (partial year)1415161718111920212223242526
Complaints by the calendar year they were filed. The hatched bar is the current year to date.
YearComplaints
20141
20156
20163
20176
201811
20192
20202
20213
202210
202310
20245
202510
2026 (year to date)5
Filings in 2023 to 2025 ran 1.7x those in 2020 to 2022 (25 against 15).

Other Mercedes-Benz ML-Class model years

Severity index for every other model year on file. Compare all 4 years side by side.

Source. NHTSA public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-09-03. Complaints are unverified consumer reports. Totals vary with units sold and years on the road. Not affiliated with NHTSA or any manufacturer.