Mercedes-Benz GLA MOT reliability

Mercedes-Benz GLAs passed their MOT first time 83% of the time across 91,412 tests in 2025.

First-time pass rate

83%

MOTs analysed

91,412

Still licensed (GB)

–

Body type

Suv

Pass rate by year of first registration

Older cars fail more often, so compare a car with others of the same age. Years with very few MOTs can show extreme pass rates, even 0% or 100%, so give more weight to years with more tests.

In detail:

First registered

2022 petrol

3,132 MOTs

Passed first time 92%. Typical mileage 21,126 (most between 14,430 and 28,605).

2023: 100% → 2024: 91% → 2025: 92%

Most common failures

Condition: has a cut in excess of the requirements deep enough to reach the ply or cords (2.5%)
Wipers: does not clear the windscreen effectively (1.0%)
Tread depth below requirements of 1.6mm (0.9%)
Condition: buckle not functioning as intended (0.5%)
Brake pads: worn down to wear indicator (0.5%)

2022 hybrid

963 MOTs

Passed first time 90%. Typical mileage 27,823 (most between 19,150 and 40,658).

2024: 100% → 2025: 90%

Most common failures

Condition: has a cut in excess of the requirements deep enough to reach the ply or cords (2.8%)
Tread depth below requirements of 1.6mm (1.9%)
Wipers: does not clear the windscreen effectively (1.2%)
Condition: has ply or cords exposed (1.1%)
Washers: provides insufficient washer liquid (0.6%)

2022 diesel

670 MOTs

Passed first time 92%. Typical mileage 23,892 (most between 18,875 and 30,959).

2024: 100% → 2025: 92%

Most common failures

Condition: has a cut in excess of the requirements deep enough to reach the ply or cords (2.8%)
Condition: has ply or cords exposed (1.0%)
Tread depth below requirements of 1.6mm (0.7%)
Wipers: does not clear the windscreen effectively (0.7%)
Brake pads: less than 1.5 mm thick (0.4%)

2022 ed

1 MOT

These figures come from only 1 MOT test. With so few cars, a single pass or fail changes the percentages a lot, so treat them as a rough guide rather than a true average.

Passed first time 0%. Typical mileage 21,858 (most between 21,858 and 21,858).

Most common failures

Attachment: fixing missing (100.0%)

Where 2022 GLAs fail

Wheels & tyres

4.2%

Visibility & wipers

1.5%

Brakes

1.0%

Lights & electrics

0.9%

Seat belts & other equipment

0.7%

Exhaust, emissions & leaks

0.4%

Suspension & axles

0.4%

Body, structure & corrosion

0.1%

Looking at a particular car?

See its own MOT history, mileage and red flags, compared with these figures. Free.

Based on 2025 initial MOT tests in DVSA's anonymised MOT dataset (cars and light vans). Contains public sector information licensed under the Open Government Licence v3.0. Model details: Vehicle data by VehiclesDB.