2010 Mercedes-Benz Gl450: Reliability Data

Source: NHTSA — 47 complaints
47
Total Complaints
77,000mi
Median Mileage
AIR BAGS
Top Issue
1
Crash Reports

When Do Complaints Happen?

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

66,510 25th Percentile
77,000 Median Mileage
128,250 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

AIR BAGS
21
SUSPENSION
5
SERVICE BRAKES
5
ELECTRICAL SYSTEM
4
SERVICE BRAKES, HYDRAULIC
2
EXTERIOR LIGHTING
2
ELECTRONIC STABILITY CONTROL (ESC)
1
POWER TRAIN
1
ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH
1
VEHICLE SPEED CONTROL
1

Severity Assessment

1
Crashes
1
Fires
1
Injuries
0
Deaths

Sample Complaint Reports

"TL* THE CONTACT OWNS A 2010 MERCEDES BENZ GL450. THE CONTACT STATED THAT THE DRIVER'S SIDE HEAD-REST AIR BAG INADVERTENTLY DEPLOYED WHILE DRIVING 65 MPH. THE CONTACT WAS NOT INVOLVED IN A CRASH. THERE WERE NO INJURIES. THE VEHICLE WAS TAKEN TO THE DEALER WHO ADVISED THE CONTACT THAT THERE WAS A SHOR..."
"MY CAR WAS VERY LOW WHEN I SAW IT IN MY PARKING LOT AND IT WAS THE SUSPENSION,AND THE THINK IS THAT I ALREADY SAW A LOT OF MERCEDES BENZ WITH BAD SUSPENSION I ALREADY FIX MY CAR 2 TIMES. *TR"
"TL* THE CONTACT OWNS A 2010 MERCEDES BENZ GL450. THE CONTACT STATED THAT WHILE MAKING A TURN, A WARNING LIGHT ILLUMINATED IN THE INSTRUMENT CLUSTER INDICATING THAT THE LEFT REAR TAILGATE ASSEMBLY HAD FAILED. THE FAILURE RECURRED INTERMITTENTLY. THE CONTACT STATED THAT WEEKS LATER, THE RIGHT REAR TAI..."

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