2003 Mercedes-Benz ML320 recalls & problems

Safety recalls

Recall repairs are free at any authorised dealer. A recall listed here may already have been fixed on a particular car: enter its 17-character VIN at nhtsa.gov/recalls to see open recalls.

Fuel economy

EPA estimates from fueleconomy.gov for each engine and transmission sold. Annual cost is the EPA's estimate for 15,000 miles a year at its current fuel and electricity price assumptions. Your results will vary.

What owners report

*Median odometer reading when the problem happened, where owners gave one. One complaint can name several problem areas.

Recent owner complaints

• Steering

  LOSS OF POWER STEERING FLUID, IT APPEARS TO BE FROM THE HOSE CONNECTION TO THE RADIATOR DURING DRIVING AND WHILE STATIONERY. THIS ISSUE WAS PREVIOUSLY RECALLED, I BELIEVE TWICE. DEALER REQUESTED $125 DIAGNOSTIC CHARGE. MB USA INFORMED IN A PHONE CONVERSATION, THAT THIS PROBLEM WAS ALREADY FIXED OCTOBER 2008 UNDER RECALL, AND THE WARRANTY EXPIRED AND I SHOULD FIX ON MY OWN COST.

  Jan 3, 2018 · 79,500 miles
• Service brakes

  MY WIFE DROVE THE VEHICLE TO WORK ONE DAY AND WHEN SHE WAS PULLING OUT OF THE PARKING LOT ONTO A BUSY STREET, THE YELLOW TRIANGLE WITH EXCLAMATION POINT STARTED TO FLASH AND ENGAGED THE BRAKES. MY WIFE QUICKLY PULL OVER TO THE SIDE OF THE STREET AND MADE HER WAY BACK INTO THE PARKING LOT WHILE THE BRAKES WHERE ENGAGING. MY WIFE WAS UNABLE TO DRIVE THE VEHICLE HOME FROM WORK. WE LET THE VEHICLE SIT FOR SEVERAL MINUTES AND I WAS ABLE TO GET THE VEHICLE MOVING BUT THE BRAKES WERE ENGAGING AGAIN. I WAS ABLE TO GET THE VEHICLE BACK HOME. I HAVE TAKING THE VEHICLE TO SEVERAL SHOPS AND ALL THE SHOPS ARE SAYING THAT THERE IS AN ISSUE WITH THE TRACTION CONTROL SYSTEM. WHEN DRIVING THE VEHICLE FROM…

  Nov 3, 2016 · 187,000 miles
• Vehicle speed control

  TL* THE CONTACT OWNS A 2003 MERCEDES-BENZ ML320. THE CONTACT STATED THAT THE VEHICLE ACCELERATED INDEPENDENTLY AND THE RPMS REVVED WITHOUT WARNING. THE VEHICLE WAS TAKEN TO A DEALER MULTIPLE TIMES, BUT THE FAILURE WAS UNABLE TO BE DIAGNOSED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS NOT AVAILABLE.

  Feb 4, 2014
• Service brakes

  BAS LIGHT TURNS ON WHILE DRIVING ON THE FREEWAY AND THE CAR SHUTS OFF ON FREEWAY WHILE DRIVING. THE GAS PEDAL DIDN'T WORK SO I PULLED OVER. I FEEL LIKE ITS A DANGEROUS TO DRIVE AND PUTTING OTHER DRIVER IN DANGER SO I STOPPED DRIVING IT. THERE WAS A RECALL FOR 2000-2002 ML320 BUT MY CAR IS 2003 AND ITS DOING THE SAME ISSUES THAT THE 2000-2002 ML320

  Jan 9, 2016 · 160,000 miles
• Electrical system

  WHILE DRIVING, WENT OVER BUMP IN ROAD, AND TRUCK IMMEDIATELY LOST SPEED. PRESSURE ON GAS PEDAL WEAKEND. THERE WAS ABSOLUTELY NO ACCELERATION. I PULLED OVER AFTER ALMOST BEING HIT, AND TURNED VEHICLE OFF. RESTARTED AND PULL OVER INTO AUTOZONE TO HAVE THEM HOOK IT UP TO DIAGNOSTIC READER. IT CAME BACK WITH SEVERAL CODES, THAT ALL STATED "THROTTLE PEDAL POSITIONER MALFUNCTION" I HAVE BOUGHT AND REPLACED THIS ITEM 4 TIMES SINCE THIS INCIDENT, AND THE PROBLEM STILL EXISTS. I AM FORCED TO DRIVE THE VEHICLE BECAUSE I HAVE TO GET BACK AND FORTH TO WORK, BUT I'M ALWAYS VERY AFRAID THAT THIS PART IS GOING TO MALFUNCTION WHILE IN A BUSY INTERSECTION OR STREET, AND I ALONG WITH MY KIDS ARE GOING TO BE…

  Jul 4, 2013 · 100,000 miles
• Service brakes, hydraulicFire

  TL* THE CONTACT OWNS A 2003 MERCEDES BENZ ML320. WHILE DRIVING APPROXIMATELY 40 MPH, THE BRAKES WERE ENGAGED NUMEROUS TIMES BEFORE THERE WAS A REDUCTION IN THE SPEED. THE CONTACT SMELLED AN UNUSUAL ODOR INSIDE OF THE VEHICLE. IN ADDITION, ON SEPARATE OCCASIONS A BURNING ODOR OF BRAKES EMITTED THROUGHOUT THE VEHICLE WHILE DRIVING. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHO WAS UNABLE TO DETECT A PROBLEM. THE MANUFACTURER WAS NOTIFIED OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 30,000.

  Jan 7, 2011 · 30,000 miles
• Power train

  2003 ML 320 ROLLS BACK IN DRIVE. *TR

  Apr 10, 2004 · 25,000 miles
• Steering

  I HAD TAKEN MY MERCEDES ML320 IN FOR RECALL WORK #2003040005 AT MOTOR WORKS IN HOFFMAN ESTATES IL. FOR POWER STEERING PUMP RECALL AND THEY WANTED TO CHARGE ME APPROX. $6,000.00 FOR THIS SERVICE WHICH SHOULD BE FREE. I'VE TRIED TO CONTACT MERCEDES AND MOTOR WORKS WITH NO RESPONSE THE CLAMPS THAT CONNECT THE POWER STEERING HOSES COME OFF QUITE OFTEN RESULTING IN LOSS OF CONTROL, I GUESS I SHOULDN'T EXPECT MUCH FOR A $40,000.00 CAR!! *TR

  Dec 20, 2008 · 90,000 miles

Owner complaints are submitted to NHTSA by the public and are not verified. Shown as filed (NHTSA removes personal details); long reports are shortened.

NHTSA defect investigations

• ELECTRIC SEAT WARMER OVERHEATS/BURNSClosed

  THIS INVESTIGATION WAS OPENED BASED ON THREE CONSUMER COMPLAINTS OF ELECTRIC SEAT WARMER OVERHEATING IN MY 2003 MERCEDES BENZ ML-320 VEHICLES.CONSUMERS ALLEGED THAT SUCH FAILURES MAY INFLICT BURN INJURIES TO SEAT OCCUPANTS.INVESTIGATION DISCLOSED THAT THE IDENTICAL SEAT WARMER DESIGN WAS INSTALLED IN 65.5 PERCENT OF ALL M-CLASS VEHICLES PRODUCED DURING MY 2000-2005.THE ALLEGED DEFECT RESULTED FROM BREAKAGE OF THE ELECTRICAL BUS WIRE OF THE HEATER GRID IN THE OUTBOARD SIDE OF THE SEAT BOLSTER.THE FAILURES WERE CAUSED BY REPEATED HIGH STRESS APPLIED DURING OCCUPANT INGRESS AND EGRESS.A SIMILAR FAILURE MODE HAD BEEN PREVIOUSLY IDENTIFIED IN INVESTIGATIONS OF THIS TYPE OF FAILURE IN OTHER VEHICLES.THE RATES OF COMPLAINTS AND WARRANTY CLAIMS FOR THE SUBJECT VEHICLES, AS WELL AS FOR OTHER M-CLASS VEHICLES WITH THE SAME SEAT WARMER DESIGN, WERE IN SOME CASES HIGHER, BUT ON THE SAME ORDER OF…

  PE05005 · opened Feb 2, 2005 · closed Jun 29, 2005