Skip to main content

How reliable is the Mercedes Benz Gls?

Owner-reported reliability data — inspection results, typical mileage, and the most common failures.

The Mercedes Benz Gls consistently passes first-time inspections at an above-average rate. The most commonly reported issues are tyre tread depth not in accordance with the requirements, number plate does not conform to the specified requirements, a tyre seriously damaged. Typical mileage by age and a year-by-year breakdown of reliability are shown below. All figures are owner-reported real-world data, not a marketing rating.

Reliability & Breakdown Risk
91.3% pass rate

Above average reliability

Based on 1,936 inspection tests. First-time pass rate: 91.3%.

First-time inspection pass rate91.3%
Dangerous defect rate
2.6%
Retest rate
10.8%
Typical mileage by age2017 cohort
Age 3
Age 5
82,104 km
Age 10
Annual mileage distributionfrom 22 vehicles
Bottom 10%
6,453 km
Low 25%
8,312 km
Median
12,433 km
High 25%
16,524 km
Top 10%
25,758 km
Most common inspection failures
Tyre tread depth not in accordance with the requirements1.4%
Number plate does not conform to the specified requirements1.2%
A tyre seriously damaged1%
A tyre cords visible or damaged0.9%
a brake lining or pad worn below 1.5mm0.7%
Where failures most often occur
Front Nearside(1.5%)
Front(1.2%)
Rear Nearside(1.1%)
Reliability indicators are model-level averages from Carlytics-analyzed inspection and breakdown records, not specific to this individual vehicle.

Mercedes Benz Gls reliability by year

How the Mercedes Benz Gls performs at first-time inspection, broken down by the year cohort. Empty cells mean we don't have enough owner-reported data for that year yet.

Year cohortPass rateTypical mileage @ 5 yrs
201691%
201791.3%82,104 km
201889.5%75,787 km
201991.9%77,310 km

Model-level pattern, not per-car prediction

These figures describe the Mercedes Benz Gls as a model. The reliability of any individual Mercedes Benz Gls also depends on service history, accident history, and how it was driven. Run a free VIN check to see the records attached to a specific car you're considering.

Buying a Mercedes Benz Gls?

Reliability tells you the pattern. A VIN check tells you the car.

Frequently asked questions

Is the Mercedes Benz Gls reliable?

Based on owner-reported inspection records, the Mercedes Benz Gls consistently passes first-time inspections at an above-average rate. Its first-time inspection pass rate sits around 91%. Reliability varies by year and engine — see the year-by-year breakdown on this page for the specific cohort you're considering.

What are the common problems on the Mercedes Benz Gls?

The most common owner-reported issues are: Tyre tread depth not in accordance with the requirements (1.4% of inspections); Number plate does not conform to the specified requirements (1.2% of inspections); A tyre seriously damaged (1% of inspections); A tyre cords visible or damaged (0.9% of inspections); a brake lining or pad worn below 1.5mm (0.7% of inspections).

What mileage is normal for a Mercedes Benz Gls?

For a typical Mercedes Benz Gls, owner-reported average mileage works out to about — at 3 years, 82,104 km at 5 years, and — at 10 years. The mileage section on this page shows the full distribution — high-use vs low-use cars often differ by a factor of three.

How do I check a specific Mercedes Benz Gls before buying?

Enter the 17-character VIN on Carlytics. The free check shows decoded specs and open safety recalls. The full vehicle history report (from EUR 8.90) cross-references owner-reported issues, mileage records, and stolen-vehicle databases for the specific car — model-level reliability tells you the pattern, the VIN check tells you the car.

More reliability data

Popular models with reliability data