There are 1 owner-reported body & structure complaints for the 2016 Mercedes-Benz GL-Classin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
Spontaneous shattering of anterior sunroof at highway speeds with no cars around and not near overpasses. Shattered glass rained all throughout the vehicle and passengers. Sounded like a gunshot and the glass appeared to be bowed out.
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