How many fuel system complaints does the 2012 Mercedes-Benz ML350 have?

NHTSA lists 16 Fuel System complaints for the 2012 ML350, which is 25% of the 65 total complaints filed for that model year.

Is there a fuel system recall for the 2012 Mercedes-Benz ML350?

Yes. Recall campaign 22V955000 covers water intrusion near the spare wheel well that can damage the fuel pump control unit; dealers install a water drain plug, inspect for intrusion, and replace the control unit as necessary.

At what mileage do fuel system problems typically appear on the 2012 ML350?

NHTSA data shows a median mileage of 59,383 at the time of failure for fuel system complaints on this model year.

Did the fuel system issue cause any crashes or injuries?

NHTSA records show 1 crash and 2 injuries associated with fuel system complaints on the 2012 ML350, with no reported fires.

How does the 2012 ML350 compare to other years for fuel system complaints?

The 2012 model year has the highest share among the listed years at 25%, compared to 18% for 2014, 15% for 2015, 14% for 2013, 2% for 2011, and 1% for 2010.

2012 Mercedes-Benz ML350 Fuel System Problems

NHTSA lists 16 Fuel System complaints for the 2012 Mercedes-Benz ML350, 25% of its 65 total complaints for the year, with a median failure mileage of 59,383. A related recall, campaign 22V955000, covers water intrusion at the fuel pump control unit.

Fuel System complaints: 16; 25% of 65
Crashes reported: 1
Fires reported: 0
Injuries reported: 2
Median mileage: 59,383 mi
Related recalls: 1

Typical fuel system symptoms owners report

Engine stalls suddenly at low speed or while stopped, sometimes with dash warnings and electrical accessories still running.
Strong fuel or diesel odor enters the cabin, causing headaches and nausea that force owners to stop and open windows.
Fuel line, fuel pump, or three-pin connector fails, requiring replacement of the fuel pump and related fuel system parts.
Diesel fuel line comes loose while driving on the highway, causing sudden loss of power and fuel spillage on the road.
Water intrusion tied to recall 22V955000 leads to fuel module and fuel pump failure, causing the vehicle to stall in traffic.
Diesel or oil leaks are found during inspection with no warning light illuminated on the dashboard.

When 2012 Mercedes-Benz ML350 fuel system complaints were filed

First complaint Mar 2, 2013, latest Apr 14, 2026.

16 complaints filed with NHTSA from Mar 2013 to Apr 2026; peak May 2023 (2).

Fuel System recalls for the 2012 Mercedes-Benz ML350

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.

Fuel System complaints by ML350 model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

20101 (1%)
20112 (2%)
201216 (25%)
20138 (14%)
201412 (18%)
20158 (15%)

Frequently asked questions

How many fuel system complaints does the 2012 Mercedes-Benz ML350 have?: NHTSA lists 16 Fuel System complaints for the 2012 ML350, which is 25% of the 65 total complaints filed for that model year.
Is there a fuel system recall for the 2012 Mercedes-Benz ML350?: Yes. Recall campaign 22V955000 covers water intrusion near the spare wheel well that can damage the fuel pump control unit; dealers install a water drain plug, inspect for intrusion, and replace the control unit as necessary.
At what mileage do fuel system problems typically appear on the 2012 ML350?: NHTSA data shows a median mileage of 59,383 at the time of failure for fuel system complaints on this model year.
Did the fuel system issue cause any crashes or injuries?: NHTSA records show 1 crash and 2 injuries associated with fuel system complaints on the 2012 ML350, with no reported fires.
How does the 2012 ML350 compare to other years for fuel system complaints?: The 2012 model year has the highest share among the listed years at 25%, compared to 18% for 2014, 15% for 2015, 14% for 2013, 2% for 2011, and 1% for 2010.