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Engine coolingPart report

2015 Mercedes-Benz GL550 Engine cooling Problems

Complaints
1about this part
Share
13%of 8 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 engine cooling of the 2015 Mercedes-Benz GL550, 13% of the 8 complaints for this model year.

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

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
2015113%
2014110%

Other parts of the 2015 Mercedes-Benz GL550

Engine
4 complaints
Other or unknown
2 complaints
Brakes
1 complaints
Seats
1 complaints
Body and structure
1 complaints

← All problems reported for the 2015 Mercedes-Benz GL550

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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