There are 1 owner-reported engine complaints for the 2015 Mercedes-Benz GLA-Classin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
ON SEPTEMBER 3RD, SUNDAY 2019, WE WERE DRIVING ON HIGHWAY 60 WESTBOUND AT THE SPEED OF AROUND 65 MILES/HOUR. THE ENGINE OF MY CAR STOPPED WITHOUT ANY PRIOR WARNING, AND WE COULD MOVE THE CAR 20~30 YARDS BEFORE COMPLETE STOP. THE ONTARIO(CALIFORNIA) MERCEDES BENZ SERVICE CENTER TOLD US THE CAUSE OF THE CAR FAILURE WAS A HIGH PRESSURE OIL PUMP RELATED PROBLEMS. ON DECEMBER 7, 2019, THE SAME CAR PROBLEM OCCURRED. WE WERE DRIVING AT THE SPEED OF 20 MILES/HOUR ON A ROAD IN THE CITY OF TORRENCE, AND THE CAR ENGINE STOPPED WITHOUT ANY WARNING. THE LA SERVICE CENTER SAID THE CAUSE OF FAILURE RELATED TO THE MECHANICAL/ELECTRICAL CONTROL SYSTEM THAT GOVERNS HYDRAULIC PUMP AND ENGINE, AND THE PROBLEM COULD NOT BE FIXED AT THE CENTER, AND THEY HAVE TO CONTACT THE FACTORY. THE 3RD CAR FAILURE OCCURRED ON SATURDAY, 2020.7.12. ON 2020.7.11., ONE DAY BEFORE THE CAR FAILURE, THE CAR FRONT PANEL SHOWED A LIGHT INDICATING AN ENGINE CHECK IS REQUIRED. HOWEVER, THE WARNING SIGNAL FOR ENGINE CHECK DISAPPEARED AND USED VISIT SON'S HOUSE. AFTER VISIT, WE STARTED THE CAR, AND THE ENGINE DID NOT START WITH A SYMPTOM SIMILAR TO. PREVIOUS TWO CASES.
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