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#BS-2015-MERML4-3EC32015 Mercedes Benz Ml400
Based on reports from 8 owners and 5 recalls for this exact model.
Preliminary Verdict
Green Light
Based on 8 complaints, 3 crashes, 0 fires, and 5 recalls.
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Mechanic Inspection Checklist
2 owners reported fuel system issues — failures commonly reported around 15K miles.
30,000-Mile Cost Projection
Best Case
Most Likely
Worst Case
Top cost driver: Fuel System (2 reports).
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Owner Intelligence
AI-synthesized themes from real complaints
Buyer Lot Checklist
Questions, test drive checks, walk-away triggers
Negotiation Talking Points
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Buy / Skip Verdict
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Where the complaints fall
2015 Mercedes Benz Ml400: Known Issues & Problem Areas
Fuel System Issues
Fuel System complaints account for 25% of all reports filed for the 2015 Mercedes Benz Ml400, with 2 owners filing complaints with NHTSA. The median mileage at time of complaint is 15,000 miles, suggesting issues tend to surface around the 15K-mile mark.
Drivetrain Issues
Drivetrain complaints account for 13% of all reports filed for the 2015 Mercedes Benz Ml400, with 1 owners filing complaints with NHTSA. Owners should pay attention to drivetrain-related symptoms during test drives and pre-purchase inspections.
Brakes Issues
Brakes complaints account for 13% of all reports filed for the 2015 Mercedes Benz Ml400, with 1 owners filing complaints with NHTSA. Owners should pay attention to brakes-related symptoms during test drives and pre-purchase inspections.
Steering Issues
Steering complaints account for 13% of all reports filed for the 2015 Mercedes Benz Ml400, with 1 owners filing complaints with NHTSA. Owners should pay attention to steering-related symptoms during test drives and pre-purchase inspections.
Data sourced from NHTSA owner complaints and community reports. The full report analyzes severity, repair costs, and failure patterns for each category.
Complaint trend by year
Complaints filed with NHTSA by year for the 2015 Mercedes Benz Ml400. Recent trend: stable.
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Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict
Recall History (5 recalls)
SEAT BELTS:REAR/OTHER
Mercedes-Benz USA, LLC (MBUSA) is recalling certain model year 2015 ML250, ML350, ML350 4Matic, ML400 4Matic, ML63 AMG, and 2016 GLE450 AMG 4Matic vehicles manufactured from April 27, 2015, through May 19, 2015. The affected vehicles may have had the right rear seatbelt anchor bolt incorrectly installed.
POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain model year 2015 GL350 4Matic Blutec, GL450 4Matic, GL550 4Matic, ML250 Blutec, ML350, ML350 4Matic, ML400 4Matic and 2015-2016 GL63 AMG 4Matic vehicles manufactured September 29, 2014 through March 27, 2015. The affected vehicles have axle bolts on the front and/or rear drive axle carriers that may not have been assembled correctly. As a result, the remaining bolts may fracture.
SUSPENSION:FRONT
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2012-2014 ML350 Bluetec 4Matic and ML550 4Matic, 2012-2015 ML63 AMG 4Matic and ML350 4Matic, 2013-2016 GL350 Bluetec 4Matic, GL550 4Matic and GL63 AMG 4Matic, 2017 GLS350d 4Matic, GLS450 4Matic, GLS550 4Matic and GLS63 AMG 4Matic, 2015 ML400 4Matic, 2016 GLE400 4Matic, GLE350 4Matic, GLE63 AMG 4Matic, GLE63S AMG 4Matic, GLE450 4Matic Coupe and GLE63S AMG 4Matic Coupe, 2015-2016 GL450 4Matic and 2013-2014 GL450 4Matic vehicles equipped with the Active Curve System (ACS). In certain driving conditions, if the oil level in the ACS reservoir is below the minimum level, the oil may foam and leak out of the vent holes in the reservoir cap.
COMMUNICATION
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2013-2017 vehicles due to a software fault that may cause the date and time for the emergency call system (eCall) to differ from the actual date and time, potentially relaying an inaccurate vehicle location. For a full list of the affected models visit: https://static.nhtsa.gov/odi/rcl/2019/RMISC-19V787-4620.pdf
FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP:CONTROL/DRIVE MODULE
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2012-2014 ML550, 2012-2015 ML350, AMG ML63, 2015 ML250, ML400, 2016 GLE450, GLE300, 2016-2018 GLE350, GLE550, 2016-2019 GLE400, 2017-2019 AMG GLE43, and 2016-2020 AMG GLE63 vehicles. Water might accumulate in the spare tire wheel well and damage the fuel pump control unit, which could cause an engine stall while driving.
Recall severity analysis & seller scripts
The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.
About this data
NHTSA Complaints
Federal database of owner-filed safety complaints. 8 records for this vehicle.
NHTSA Recalls
Manufacturer-issued safety recalls. 5 recalls found for this vehicle.
Repair Cost Data
Real-world repair costs from owner reports and independent databases.
2015 Mercedes Benz Ml400: Frequently Asked Questions
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Get the Full 2015 Mercedes Benz Ml400 Report
10 sections of AI analysis based on 8 owner reports. Know before you buy.