Mercedes Benz 350 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
7 owner complaints analyzed
2 distinct recall campaigns
161,950 mi median reported failure mileage
Scope: 1971 to 1994 model years. Data snapshot: . 2 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Air Bags:Frontal is the most frequently named component, appearing in 1 of 7 complaints (14.3%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Braking behavior | 1 | 14.3% |
| Electrical and battery issues | 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 |
|---|---|
| Air Bags:Frontal | 1 |
| Air Bags:Frontal:Sensor/Control Module | 1 |
| Electrical System | 1 |
| Electrical System:Wiring | 1 |
| Engine And Engine Cooling | 1 |
| Fuel System, Diesel | 1 |
| Service Brakes, Hydraulic:Antilock/Traction Control/Electronic Limited Slip | 1 |
| Vehicle Speed Control | 1 |
Air Bags:Frontal: 1; Air Bags:Frontal:Sensor/Control Module: 1; Electrical System: 1; Electrical System:Wiring: 1; Engine And Engine Cooling: 1; Fuel System, Diesel: 1; Service Brakes, Hydraulic:Antilock/Traction Control/Electronic Limited Slip: 1; Vehicle Speed Control: 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 | 0 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 1 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 1 |
Under 25,000: 0; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 1; 100,000 to 149,999: 0; 150,000 and above: 1
75,000 to 99,999 miles has the most reports with usable mileage (1). 5 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 |
|---|---|
| 1995 | 2 |
| 2003 | 4 |
| 2004 | 1 |
1995: 2; 2003: 4; 2004: 1
Pattern summary
Air Bags:Frontal leads the component reports. Braking behavior appears in 1 complaint narratives. Electrical and battery issues 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 10042312 · 2003-12-03 (December 3, 2003)
WHEN ATTEMPTING TO APPLY THE BRAKES, THE BRAKE PEDAL WENT TO THE FLOOR, RESULTING IN EXTENDED STOPPING DISTANCE. THE DEALER WAS NOTIFIED. *AK THE VALVE STUCK INTERMITTENTLY. *SCC *JB
Owner-reported narrative. 96,000 miles reported. Look up ODI 10042312 at NHTSA ↗
Owner report 10045719 · 2003-11-07 (November 7, 2003)
SAFETY: THE WIRING HARNESS ON MY MERCEDES BENZ S350 (140 CHASSIS SERIES) HAS DETERIOATED BADLY THAT IT CAUSES A SEVERE SAFETY HAZARD. THE CAR IS DANGEROUS. THE SRS SYSTEM DOES NOT FUNCTION PROPERLY. THE SRS SYSTEM WILL NOT ACTIVATE IN THE 8-10 SECONDS REQUIRED. IT TAKES AS MUCH AS 5-10 MINUTES BEFORE THE SRS LIGHT GOES OUT TO SIGNAL THAT THE SYSTEM IS WORKING. HOWEVER, WITH THIS MALFUNCTION THERE IS NO WAY TO KNOW IF THE SRS IS WORKING AT ALL LEAVING ONE TO WONDER IF THE SYSTEM WILL ACTUALLY WORK, IF NECESSARY. THE WIRES INSIDE THE HARNE…
Owner-reported narrative. 227,900 miles reported. Look up ODI 10045719 at NHTSA ↗
Recalls by model year
All campaigns in the snapshot affecting each model year, including recalls announced years later.
Recall campaigns
Shared campaigns appear once in each affected model year.
| Category | Count |
|---|---|
| 1991 | 0 |
| 1994 | 0 |
1991: 0; 1994: 0