Mercedes-Benz GLA reliability
MOT pass rates & common faults · 114,193 real DVSA tests · 2024
Across 114,193 real DVSA MOT tests in 2024, 87% of Mercedes-Benz GLA cars aged 4 to 7 years pass their MOT first time — in line with the 85% average for cars of that age. It holds up especially well on steering and seat belts.
MOT pass rate by age
Where the GLA tends to fail
Share of Mercedes-Benz GLA cars aged 4 to 7 years with no fault in each area (higher is better). The tick is the fleet average for the same age.
Holds up better than average on steering, seat belts, lights & electrics.
Common questions
Is the Mercedes-Benz GLA reliable?
On 2024 MOT data the Mercedes-Benz GLA is about average for its age: 87% of examples aged 4 to 7 years pass first time, against a 85% fleet average.
What is the MOT pass rate for a Mercedes-Benz GLA?
First-time MOT pass rates for the Mercedes-Benz GLA in 2024: 4 to 7 years, 87%; and 8 to 12 years, 83%. Pass rates fall with age across the whole fleet, so compare each figure with cars of the same age, not with a new car.
What commonly fails on a Mercedes-Benz GLA MOT?
No single area stands out as a recurring weakness for the Mercedes-Benz GLA versus other cars of the same age — its MOT failures are spread across the usual wear items (tyres, brakes, lamps).