2011 Mercedes-Benz Gl450: Reliability Data
When Do Complaints Happen?
Distribution of NHTSA complaints by vehicle mileage at time of report.
What Fails?
Most reported component issues from NHTSA complaints.
Severity Assessment
Sample Complaint Reports
"I PURCHASED A BRAND NEW 2011 MERCEDES BENZ GL450 4MATIC LAST NIGHT. THE CAR HAS A KEYLESS GO SYSTEM. WHEN I WAS PULLING INTO MY DRIVEWAY WITH MY KIDS IN THE CAR THIS AFTERNOON I ACCIDENTALLY TURNED THE CAR OFF WITHOUT PUTTING THE CAR IN PARK AND BEGAN TO EXIT THE VEHICLE. I NOTICED THE CAR STARTE..."
"FRONT END NOISE. BROUGHT TO DEALER WHO REPLACED THE RIGHT STRUT. 2 MONTHS LATER SAME NOISE ON LEFT SIDE. DEALER REPLACED THE LEFT STRUT. AWAITING RESULTS. *TR"
"WERE TOLD BY A MECHANIC AT BETTEN IMPORTS IN GRAND RAPIDS, MI, THAT THE SUSPENSION WAS STUCK IN THE 'LOW' POSITION, CAUSING THE TIRES TO BECOME CUPPED AND PITTED. AFTER KEEPING THE VEHICLE FOR ONE WEEK, BETTEN'S SERVICE MANAGER SAID THAT IT WAS BAD TIRES AND NOT THE SUSPENSION. ONLY ALL SEASON TIR..."
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.
Where Are Complaints Coming From?
Top states by complaint count.
Mercedes-Benz Gl450 — Other Years
See how this model compares across different model years.
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
Copy this code to embed on your website: