There are 3 owner-reported fuel system complaints for the 2017 Mercedes-Benz GLA-Classin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
A few times a week I will go to start my car and the smell of gas is too much to bear inside the vehicle! You can smell it for hours and is hard to drive with the windows up!
Car smells strongly of gasoline.
Smelling gas in the inside of vehicle when starting the engine. The smell of gas while driving dizzy and headache have drive with windows down until smell is no longer in the inside of vehicle. Took vehicle in and was charged $1500 no smell for about a week then called to let them know issue is still there took car back and was told the couldn’t smell anything. Started February 2023 as of today one year later still have the gas smell in vehicle repair shop is just taking my money and want me to keep bring in vehicle but issues still exist.
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