2011 Mercedes-Benz E550: Reliability Data

Source: NHTSA — 66 complaints
66
Total Complaints
70,000mi
Median Mileage
AIR BAGS
Top Issue
3
Crash Reports

When Do Complaints Happen?

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

37,750 25th Percentile
70,000 Median Mileage
88,255 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

AIR BAGS
32
SUSPENSION
19
UNKNOWN OR OTHER
3
FUEL/PROPULSION SYSTEM
2
SERVICE BRAKES
2
ENGINE
2
STRUCTURE:BODY
1
VISIBILITY/WIPER
1
POWER TRAIN
1
LANE DEPARTURE: BLIND SPOT DETECTION
1

Severity Assessment

3
Crashes
3
Fires
1
Injuries
0
Deaths

Sample Complaint Reports

"BEGINNING SOMETIME IN MAY 2013, THE CAR BEGAN LEAKING FUMES INTO THE PASSENGER CABIN WHICH MADE ME VERY ILL. AFTER TAKING IT TO BOTH PARK PLACE MERCEDES HERE IN DALLAS, AND THEN MERCEDES BENZ OF PLANO, NEITHER SERVICE DEPARTMENT COULD DETERMINE WHAT WAS WRONG WITH THE VEHICLE. AFTER REPEATED ATTEMP..."
"BEGINNING SOMETIME IN MAY 2013, THE CAR BEGAN LEAKING FUMES INTO THE PASSENGER CABIN WHICH MADE ME VERY ILL. AFTER TAKING IT TO BOTH PARK PLACE MERCEDES HERE IN DALLAS, AND THEN MERCEDES BENZ OF PLANO, NEITHER SERVICE DEPARTMENT COULD DETERMINE WHAT WAS WRONG WITH THE VEHICLE. AFTER REPEATED ATTEMP..."
"TL* THE CONTACT OWNS A 2011 MERCEDES-BENZ E550. UPON INSPECTING THE VEHICLE, THE CONTACT DISCOVERED THAT THE FAILURE WITH THE ADAPTIVE CRUISE CONTROL MAY HAVE BEEN ASSOCIATED WITH THE FRONT AND REAR BRAKING SYSTEM. AS THE FAILURE PROGRESSED, THE FRONT BRAKES OVERHEATED AND WARPED PREMATURELY DUE TO..."

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

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