Mercedes-benz Gla-class Engine Problems
105 owner complaints filed with NHTSA across 9 model years.
Complaints by Year
Worst year: 2015. Best year: 2023.
Owner Reports
A representative sample of complaints filed with NHTSA.
TAKATA RECALL. I WAS IN AN ACCIDENT IN MY CAR IN MARCH OF 2017 WHERE DRIVER AND PASSANGER AIRBAGS WERE DEPLOYED. DRIVER'S FRONT TOOTH WAS KNOCKED OUT AND LEFT SIDE DAMAGED. PASSANGER SIDE AIRBAGS SIDE AIRBAG DEPLOYED BUT NOT SURE ABOUT R...
TL* THE CONTACT WAS LOANED A 2017 MERCEDES-BENZ GLA250. THE CONTACT WAS PROVIDED A LOANER VEHICLE WHILE HIS VEHICLE WAS BEING SERVICED AT THE DEALER. AFTER PARKING THE VEHICLE IN A GARAGE, THE CONTACT BEGAN TO SMELL A BURNING ODOR. THE C...
On 2 separate occasions (August 2025 & February 2026), the car has had a "transmission malfunction" light come on while driving on the highway around 65-70 mph. The light comes on and immediately loses ability to accelerate. Both times t...
I am filing a complaint regarding my 2018 Mercedes-Benz GLA 250. My vehicle recently triggered a check engine light and was diagnosed by an independent mechanic with code P052E, related to the positive crankcase ventilation regulator val...
I am reporting a P052E fault code related to the crankcase ventilation system on my Mercedes-Benz GLA. This is a known and widespread defect on multiple Mercedes-Benz models and is commonly covered under service bulletins and extended wa...
In reference to Safety Recall N252494000 L87 Engine Loss of Propulsion... vehicle passed the recall test. But 2500 miles after the test the engine failed. Per dealership, awaiting new engine.
When coming to a full stop at a red light (or any need to idle at a stop), the car frequently begins to hesitate as if it is about to cut off. I assume it has something to do with the ‘fuel saving feature’ which comes on in the form ...
Check engine light on my 2015 MB GLA250 4matic came on and the error is "P052E PCV Regulator Valve Performance". There is a recall for other MB vehicle with the same engine. I believe the 2015 Mercedes-Benz GLA250 and other models with t...
Problem has been confirmed by dealer that the rear differential assembly needs to be replaced. This is a very common defect with gla250’s. It been recalled in the past and Mercedes Benz is putting many drivers at risk. The estimated...
The contact owns a 2019 Mercedes-Benz GLA250. The contact stated that on several occasions while driving at various speeds and while parked, the contact observed a gasoline odor in the cabin of the vehicle and outside the vehicle. The ve...
There was a gas smell that would seep into the driving cabin from the engine. It was intermittent however when it did occur, the smell was strong enough to cause light headedness to the occupants of the vehicle. I took the car to my pe...
The contact owns a 2018 Mercedes-Benz GLA250. The contact stated while driving at various speeds and attempting to accelerate, the vehicle hesitated and jerked abnormally before accelerating. The contact stated that the failure also occu...