2019 Mercedes-Benz GLS: common problems and reliability

The 2019 Mercedes-Benz GLS has 26 owner-filed NHTSA complaints and 0 recalls on record. The most-reported areas are suspension and engine. Owners most often flag exorbitant maintenance and repair costs — very frequent reports of routine dealer service visits costing $1,800-$2,200, with major repairs like air suspension or differential failure costing $5,000-$30,000. frequency: very frequent.

Safety record for the 2019 model year

26
Owner complaints
0
Recalls
1
Crash reports
2
Fire reports

Source: NHTSA complaints and recalls filed for 2019 Mercedes-Benz GLS vehicles (US, public record).

Where owners report problems

suspension
5
engine
4
engine and engine cooling
4
electrical system
3
structure
2

What owners say across generations

Sentiment is sharply divided and heavily dependent on ownership phase and powertrain. The vehicle is universally praised for its core attributes: exceptional ride comfort, often described as "like a magic carpet," spacious and comfortable third-row seating, a

  • Exorbitant maintenance and repair costs — very frequent reports of routine dealer service visits costing $1,800-$2,200, with major repairs like air suspension or differential failure costing $5,000-$30,000. Frequency: very frequent.
  • Air suspension failures — described as a "common" point of failure leading to very expensive repairs ($2,250 minimum, often $5,000+). Frequency: very frequent.
  • Premature tire and brake wear — rear tires last 15,000-20,000 miles; brake pads require frequent replacement; cited as an almost annual expense. Frequency: very frequent.
  • Engine oil consumption — noted as "normal" at higher mileage, requiring topping off between services. Frequency: recurrent.
  • Coolant leaks — mentioned as a recurring problem area. Frequency: recurrent.

Owner insights cover all generations of the GLS.

Typical used price

Used GLS listings typically run $23,950–$81,082 across 2017 to 2026 model years.

Other GLS model years