"How reliable is the 2013 Mercedes-Benz Gl450?"

"Based on 50 NHTSA complaints, the 2013 Mercedes-Benz Gl450 has a median complaint mileage of 36000 miles. The most common issue is ENGINE."

"What are common problems with the 2013 Mercedes-Benz Gl450?"

"The most frequently reported component in NHTSA complaints for the 2013 Mercedes-Benz Gl450 is ENGINE, accounting for a significant portion of the 50 total complaints filed."

2013 Mercedes-Benz Gl450: Reliability Data

Source: NHTSA — 50 complaints

Total Complaints

36,000mi

Median Mileage

ENGINE

Top Issue

Crash Reports

When Do Complaints Happen?

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

3,000 25th Percentile

36,000 Median Mileage

88,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

ENGINE

ELECTRICAL SYSTEM

SEATS

SUSPENSION

SERVICE BRAKES

UNKNOWN OR OTHER

POWER TRAIN

WHEELS

SEAT BELTS

AIR BAGS

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"THIS IS TO REPORT AN EVENT HAPPENED MORE THAN ONCE BEFORE. THE CAR ENGINE SYO SUDDENTLY WHILE TRAVELING ON HIGHWAY AT SPEED AND MUST HAVE THE CAR PULL OVER TO THE SIDE OF HIGHWAY TO RESTART AGAIN!!! *TR"

"THIS VEHICLE WAS PURCHASED NEW- THE HEADRESTS IN THE SECOND ROW ARE NOT ADJUSTABLE. THEY ONLY HAVE TWO POSITIONS: FULLY UP OR FULLY DOWN. IN EITHER OF THESE POSITIONS, MY 11 YEAR OLD CHILD'S HEAD IS IN A CLEARLY UNSAFE POSITION. IN THE DOWN POSITION, HIS BACK IS PUSHED FORWARD AND HIS NECK PUSHE..."

"THE 2ND ROW HEADRESTS DO NOT FULLY EXTEND/RETRACT UPWARD AND ALSO CANNOT BE REMOVED! WE ARE BEING TOLD BY MBUSA THAT THIS IS BECAUSE OF THE "EASY ENTRY 2ND ROW OPTION" AND THAT THOSE HEADRESTS HAVE LIMITED CAPABILITIES AS FAR AS RAISING/LOWERING/REMOVING. AS A RESULT CHILDREN SITTING IN THE 2ND ROW ..."

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