2012 Mercedes-Benz S350 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
7 owner complaints analyzed
0 distinct recall campaigns
54,500 mi median reported failure mileage
Scope: 2012 model year. Data snapshot: . 7 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Engine is the most frequently named component, appearing in 3 of 7 complaints (42.9%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Transmission and shifting | 1 | 14.3% |
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 |
|---|---|
| Engine | 3 |
| Fuel/Propulsion System | 2 |
| Power Train | 2 |
| Vehicle Speed Control | 2 |
| Unknown Or Other | 1 |
Engine: 3; Fuel/Propulsion System: 2; Power Train: 2; Vehicle Speed Control: 2; Unknown Or Other: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 0 |
| 25,000 to 49,999 | 1 |
| 50,000 to 74,999 | 6 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 0; 25,000 to 49,999: 1; 50,000 to 74,999: 6; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
50,000 to 74,999 miles has the most reports with usable mileage (6). 0 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 |
|---|---|
| 2015 | 2 |
| 2016 | 4 |
| 2019 | 1 |
2015: 2; 2016: 4; 2019: 1
Pattern summary
Engine leads the component reports. Transmission and shifting appears in 1 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 10852448 · 2016-03-30 (March 30, 2016)
WHILE DRIVING AT FREEWAY SPEEDS CAR WENT INTO LIMP MODE. ENGINE RMP WERE LIMITED TO 1500RPM AND SPEED DROPPED TO 25MPH.THIS HAPPENED 3 TIMES DURING WEEK OF 3/14/16 AND AGAIN ON 3/22/16. HAD TO MAKE DEFENSIVE EMERGENCY MANEUVER TO STEER THE CAR AWAY FROM THE TRAFFIC LANES AND STOP ON THE SIDE OF THE FREEWAY. WAS ALMOST REAR ENDED BY A SEMI. CAR HAD TO BE TURNED OFF AND RESTARTED TO COME BACK TO NORMAL DRIVING MODE. CAR WAS TAKEN TO MERCEDES DEALER AND IT WAS DIAGNOSED TO BE A BAD TORQUE CONVERTER CAUSING THIS LIMP MODE. DEALER REPAIRED THE CAR B…
Owner-reported narrative. 52,000 miles reported. Look up ODI 10852448 at NHTSA ↗