2015 Mercedes-Benz ML350 Problems, Recalls & Reliability
Verdict
BestComplaint Index
20/100
#5 most-complained of 6 ML350 years
The 2015 Mercedes-Benz ML350 has a Complaint Index of 20, the lowest among the 6 model years with data, and NHTSA ranks it 5th worst (meaning best) with a "Best" verdict. It has 52 complaints, 5 recalls, and no fires reported.
- Complaints
- 52
- Recalls
- 5
- Crashes / fires
- 10 / 0
- Injuries / deaths
- 4 / 0
- NHTSA overall rating
- Not rated
- EPA combined MPG
- 19
- 18 city / 22 hwy
Top 2015 Mercedes-Benz ML350 problems
NHTSA owner complaints by component group. Groups with 15+ complaints have their own page.
- Engine13 (25%)
- Other10 (19%)
- Fuel System8 (15%)
- Transmission & Powertrain7 (13%)
- Brakes6 (12%)
- Suspension, Wheels & Tires6 (12%)
- Structure & Body5 (10%)
- Electrical System4 (8%)
- Steering4 (8%)
- Airbags3 (6%)
What owners report
- Owners report unintended acceleration or surging in reverse and drive, sometimes crashing into walls or fences.
- Transmission gears reportedly slip intermittently, with one owner describing a software update that failed to fix the issue.
- Several owners report the rear liftgate or tailgate opening without any warning, leading to collisions with structures.
- Some drivers describe the steering wheel failing to respond, with the vehicle steering on its own and causing a crash.
- One owner reported hydroplaning on a wet highway with airbags failing to deploy during the resulting crash.
2015 Mercedes-Benz ML350 recalls
5 NHTSA recall campaigns list this model year.
- NHTSA 22V955000Dec 23, 2022Fuel System348,183 vehicles
Fuel system, diesel: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.
Risk: An engine stall while driving increases the risk of a crash.
Remedy: Dealers will install a water drain plug, inspect for water intrusion, and replace the fuel pump control unit as necessary, free of charge. Owner notification letters were mailed February 15, 2023. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's numbers for this recall are 2023010002 and 2023010003.
- NHTSA 19V787000Nov 1, 2019Other24,226 vehiclesOver-the-air fix
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
Risk: An inaccurate vehicle location may delay emergency responders, increasing the risk of injury.
Remedy: MBUSA has initiated an Over the Air (OTA) remote update. MBUSA will also notify owners, and dealers will check software for a successful OTA or update the communication module software as needed, free of charge. The recall began December 23, 2019. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2019120008.
- NHTSA 18V272000Apr 27, 2018Suspension, Wheels & Tires9,725 vehicles
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.
Risk: The leaking oil in the presence of an ignition source can increase the risk of a fire.
Remedy: MBUSA will notify owners, and dealers will correct the oil level as necessary and replace the reservoir sealing cap to prevent oil foam from leaking out, free of charge. The recall began August 30, 2018. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2018070015.
2015 Mercedes-Benz ML350 fuel economy and fuel cost
- City
- 18 MPG
- Highway
- 22 MPG
- Combined
- 19 MPG
- Annual fuel cost (EPA)
- $4,200
- 15,000 mi/yr
- Fuel
- Premium
- Current regular gas
- $4.32/gal
- national avg.
EPA figures; median across configurations of this model year. Estimate your own cost with the fuel cost calculator.
2015 compared with other ML350 years
Frequently asked questions
- Is the 2015 Mercedes-Benz ML350 a good year?
- Yes, relative to other ML350 years. NHTSA data gives 2015 a Complaint Index of 20, the lowest of the 6 model years tracked, and a "Best" verdict.
- What is the top problem area for the 2015 ML350?
- Engine complaints lead with 13 reports, 25% of the total, and a median failure mileage of 18,500 miles.
- Does the 2015 ML350 have any recalls?
- NHTSA lists 5 recalls for the 2015 ML350, covering fuel system, software/eCall timing, suspension oil reservoir, transmission axle carrier bolts, and seat belt installation.
- How does the 2015 ML350 compare to other years?
- NHTSA data shows 2015 has 52 complaints and a Complaint Index of 20, better than 2010 (index 80, Avoid), 2011 (index 100, Avoid), and 2012 (index 60, Caution).