2012 Mercedes-Benz ML550 recalls and problems

The 2012 Mercedes-Benz ML550 has 2 recalls and 2 owner complaints on file with NHTSA; the most reported problem area is electrical system.

How the 2012 compares

Lowest

Fewest complaintsMost complaints

Lowest complaint count among 7 ML550 model years — 7th most.

2recalls

2complaints

0crashes

0fires

0injuries

—median miles

Owner complaints filed with NHTSA, not verified and not adjusted for sales. Ranking compares this model's own years only.

Does your car have an open recall?
Recalls apply to specific vehicles. Only a VIN lookup on NHTSA's official site shows whether yours is affected and still unrepaired.

Check your VIN →

2 recalls

Fuel System

Dec 23, 2022 · NHTSA campaign 22V955000 · 348,183 vehicles

Problem: 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 & notes

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.

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Suspension

Apr 27, 2018 · NHTSA campaign 18V272000 · 9,725 vehicles

Problem: 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 & notes

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.

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Recall text as published by NHTSA and the manufacturer.

What owners complain about

Electrical System1

Engine1

Fuel System1

Lane Departure1

Owner complaints filed with NHTSA; one complaint can name several areas. Not verified by NHTSA.

2012 vs. other Mercedes-Benz ML550 years

Owner complaints by model year; the darker bar is the 2012. Click a bar to switch year.

Questions

Does the 2012 Mercedes-Benz ML550 have recalls?

Yes — NHTSA lists 2 recall campaigns covering the 2012 Mercedes-Benz ML550, the latest from Dec 23, 2022 (fuel system). A recall applies to specific vehicles: enter your VIN at nhtsa.gov/recalls to see whether yours is affected and still open.

What are the most common problems with the 2012 Mercedes-Benz ML550?

Owner complaints filed with NHTSA most often mention electrical system (1), engine (1), fuel system (1). Complaints are consumer reports and are not verified by NHTSA.