2002 Mercedes Benz Ml320: Reliability Data

Source: NHTSA — 138 complaints
138
Total Complaints
103,000mi
Median Mileage
Electrical System
Top Issue
8
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

64,355 25th Percentile
103,000 Median Mileage
135,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

Electrical System
17
Steering
15
Service Brakes
15
Vehicle Speed Control
10
Electronic Stability Control (Esc)
10
Service Brakes, Hydraulic
7
Hose, Piping, And Connections
5
Unknown Or Other
4
Suspension
4
Exterior Lighting
4

Severity Assessment

8
Crashes
10
Fires
10
Injuries
0
Deaths

Sample Complaint Reports

"WHILE DRIVING OUR 2001 MERCEDES BENX ML320, MY WIFE EXPIERENCED SUDDEN LOSS OF STEERING AND WAS THROWN OFF THE ROAD."
"THE VEHICLE EXPERIENCED SIDE MIRROR PROBLEMS.*AK *JB"
"WHILE DRIVING BETWEEN 40 AND 60 MPH THE ENTIRE BODY OF THE VEHICLE SHOOK. *NLM"

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

When Does Each Component Fail?

Median mileage at complaint for top components.

Electrical System 17 complaints
25th: 52,750 mi Median: 100,750 mi 75th: 122,000 mi
Steering 15 complaints
25th: 83,806 mi Median: 121,000 mi 75th: 147,585 mi
Service Brakes 15 complaints
25th: 129,000 mi Median: 139,000 mi 75th: 175,000 mi
Vehicle Speed Control 10 complaints
25th: 88,000 mi Median: 112,000 mi 75th: 118,206 mi
Electronic Stability Control (Esc) 10 complaints
25th: 106,500 mi Median: 129,000 mi 75th: 135,000 mi

Where Are Complaints Coming From?

Top states by complaint count.

CA: 25 FL: 18 NJ: 11 TX: 9 NY: 9 VA: 9 IL: 8 OH: 5 LA: 4 CO: 4

Who Files Complaints?

15.9%
Original Owners
84.1%
Second+ Owners

Mercedes Benz Ml320 — Other Years

See how this model compares across different model years.

YearComplaintsCrashes
199820015
199916417
200025826
200119519
2003312
2007200
2008303
2009420

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28