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What 33 owners told NHTSA about the 2017 Mercedes-benz GLA

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (33)Crash / fire / injury (1)Electrical system (10)Engine (8)Airbags (4)Fuel system (3)Transmission & drivetrain (3)Tires (2)Visibility & wipers (2)Brakes (1)Communication (1)Driver assistance (1)

3 of 33 complaints match · Fuel system · clear filters

Feb 25, 2024Fuel system

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!

NHTSA ODI 11573829

Feb 22, 2024Fuel system

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.

NHTSA ODI 11573477

Jan 5, 2024Fuel system

Car smells strongly of gasoline.

NHTSA ODI 11563803

Working with the data? Download all 33 complaints as CSV · fetched from NHTSA July 19, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2017 Mercedes-benz GLA verdict →