There are 1 owner-reported tires & wheels complaints for the 2019 Mercedes-Benz GLS-Classin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
The contact owns a 2019 Mercedes-Benz GLS450 equipped with Pirelli Tires, Tire Line: Scorpion Verde, Tire Size: 275/50/R20, DOT Number: UNFJN542. The contact stated that the driver's side front and rear tires were leaking air from the inner sidewall. The driver's side front and rear tires were replaced at a tire dealer but the failure recurred with the passenger's side rear tire and the tread separated. The tire dealer replaced the passenger's side rear tire. The manufacturer was made aware of the failure. The failure mileage was 34,000. Vin was not available. Consumer stated all 3 tire blew while driving on the highway, tires were bought Jan. 2022.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026