2003 Mercedes Benz ML350 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
25 owner complaints analyzed
0 distinct recall campaigns
51,400 mi median reported failure mileage
Scope: 2003 model year. Data snapshot: . 19 complaints include usable failure mileage.
Most common problems
Steering is the most frequently named component, appearing in 9 of 25 complaints (36.0%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Steering behavior | 13 | 52.0% |
| Engine operation | 3 | 12.0% |
| Electrical and battery issues | 3 | 12.0% |
| Braking behavior | 1 | 4.0% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Steering | 9 |
| Electrical System | 4 |
| Seats:Front Assembly:Seat Heater/Cooler | 4 |
| Seats | 3 |
| Engine | 2 |
| Engine And Engine Cooling | 2 |
| Engine And Engine Cooling:Engine | 2 |
| Unknown Or Other | 2 |
Steering: 9; Electrical System: 4; Seats:Front Assembly:Seat Heater/Cooler: 4; Seats: 3; Engine: 2; Engine And Engine Cooling: 2; Engine And Engine Cooling:Engine: 2; Unknown Or Other: 2
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 2 |
| 25,000 to 49,999 | 7 |
| 50,000 to 74,999 | 4 |
| 75,000 to 99,999 | 4 |
| 100,000 to 149,999 | 1 |
| 150,000 and above | 1 |
Under 25,000: 2; 25,000 to 49,999: 7; 50,000 to 74,999: 4; 75,000 to 99,999: 4; 100,000 to 149,999: 1; 150,000 and above: 1
25,000 to 49,999 miles has the most reports with usable mileage (7). 6 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2005 | 3 |
| 2006 | 2 |
| 2007 | 1 |
| 2008 | 3 |
| 2009 | 6 |
| 2013 | 2 |
| 2014 | 2 |
| 2015 | 1 |
| 2016 | 3 |
| 2018 | 1 |
| 2023 | 1 |
2005: 3; 2006: 2; 2007: 1; 2008: 3; 2009: 6; 2013: 2; 2014: 2; 2015: 1; 2016: 3; 2018: 1; 2023: 1
Pattern summary
Steering leads the component reports. Steering behavior appears in 13 complaint narratives. Engine operation appears in 3 complaint narratives. Electrical and battery issues appears in 3 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 10135564 · 2005-09-07 (September 7, 2005)
STEERING IS MAKING A WHEEZING NOISE AND IT FEELS HARD TO STEER COMPARED TO OTHER VEHICLES. ENGINE FELLS LIKE STALLING AFTER HITTING BRAKES; ENGINE IS SHAKING ON THE DRIVE MODE WHEN YOU ARE NOT MOVING AND ON BRAKE MODE; MORE THAN 10 TIMES, WILL TAKE TO THE DEALERSHIP SOON. *NM
Owner-reported narrative. 19,000 miles reported. Look up ODI 10135564 at NHTSA ↗
Owner report 10149378 · 2006-02-03 (February 3, 2006)
DT*: THE CONTACT STATED WHILE DRIVING 50MPH THERE WAS A NOISE COMING FROM THE ENGINE. THE POWER STEERING WENT OUT PREVENTING THE VEHICLE FROM TURNING. AFTER THE VEHICLE WAS PULLED OFF THE ROAD SIDE A WARNING LIGHT ILLUMINATED ON THE DASH. THE VEHICLE WAS TOWED TO A DEALERSHIP WERE IT IS CURRENTLY BEING INSPECTED.
Owner-reported narrative. 35,000 miles reported. Look up ODI 10149378 at NHTSA ↗
Owner report 10229634 · 2008-06-02 (June 2, 2008)
I OWN A MERCEDES ML 350 2003; WHILE DRIVING THE CAR TO WORK THIS MORNING THE CAR STOPPED ACCELERATING, BECAME DISABLED AND STEERING, BECAME IMPOSSIBLE. THE CAR SLOWED ON ITS OWN WHILE I WAS IN TRAFFIC ON A MAJOR ROAD WITH SPEED LIMITS UP TO 40 MPH AND I WAS UNABLE TO MOVE THE CAR INTO THE SHOULDER CREATING A MAJOR SAFETY ISSUE. EVENTUALLY THE CAR COASTED ONTO THE SHOULDER AND ALL LIGHTS BECAME ILLUMINATED ON THE DASHBOARD. UPON HAVING IT TOWED TO MERCEDES BENZ I WAS TOLD THAT IT WAS INITIALLY A KEY FAILURE IN WHICH COMMUNICATION BETWEEN THE …
Owner-reported narrative. 93,000 miles reported. Look up ODI 10229634 at NHTSA ↗
Owner report 10249773 · 2008-11-25 (November 25, 2008)
TL*THE CONTACT OWNS A 2003 MERCEDES BENZ ML350. WHILE DRIVING AT AN UNKNOWN SPEED, THE CONTACT SMELLED A BURNING ODOR. HE NOTICED THAT THE DRIVER'S SEAT WAS BURNING. IF IT HAD NOT BEEN FOR HIS WALLET IN HIS BACKPOCKET, HIS PANTS WOULD HAVE CAUGHT FIRE. THE ELECTRICAL WIRES BURNED THROUGH HIS LEATHER SEATS. THE CONTACT SEARCHED THE INTERNET, BUT FOUND NO RECALLS PERTAINING TO THIS FAILURE. THE VEHICLE HAS NOT YET BEEN TAKEN TO THE DEALER. THE FAILURE MILEAGE WAS 51,400.
Owner-reported narrative. 51,400 miles reported. Look up ODI 10249773 at NHTSA ↗
Owner report 10259532 · 2009-02-21 (February 21, 2009)
MY M-350 HAD NO POWER. THE HARNESS CABLE (163-540-28-32) LOCATED BEHIND AND AGAINST THE BATTERY HAD COMPLETELY BEEN DESTROYED BY THE BATTERY ACID ENVIRONMENT. THE CABLE SUPPLIES THE OPERATIONAL POWER TO THE ELECTRICAL FUNCTIONS OF THE AUTO. IF I HAD BEEN DRIVING WHEN THIS COMPLETE FAILURE OCCURRED I COULD HAVE BEEN KILLED OR COULD HAVE KILLED SOMEONE ELSE. ALL SYSTEMS IN THE CAR WERE TOTALLY NON-FUNCTIONAL. NO SHIELDING OR PREVENTION OF DAMAGE TO THE CABLE WAS ENGINEERED INTO THE FACTORY INSTALLATION OF THIS CABLE. THE BATTERY WAS THE ORIG…
Owner-reported narrative. 77,500 miles reported. Look up ODI 10259532 at NHTSA ↗