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SeatsPart report

2018 Mercedes-Benz GLS 450 Seats Problems

Complaints
1about this part
Share
7%of 14 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the seats of the 2018 Mercedes-Benz GLS 450, 7% of the 14 complaints for this model year.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Related service bulletins

Seats: other model years

YearComplaintsShare of year
202126%
202013%
201817%
201726%

Other parts of the 2018 Mercedes-Benz GLS 450

Brakes
3 complaints
Suspension
3 complaints
Electrical system
2 complaints
Engine
2 complaints
Body and structure
2 complaints
Electronic stability control
1 complaints
Exterior lighting
1 complaints
Forward collision avoidance
1 complaints
Fuel system
1 complaints
Other or unknown
1 complaints
Steering
1 complaints
Transmission and drivetrain
1 complaints

← All problems reported for the 2018 Mercedes-Benz GLS 450

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Nov 1, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology