MG Gs MOT reliability

MG Gss passed their MOT first time 73% of the time across 2,849 tests in 2025. 2,599 are still licensed in Great Britain.

First-time pass rate

73%

MOTs analysed

2,849

Still licensed (GB)

2,599

Body type

Hatchback

Pass rate by year of first registration

Older cars fail more often, so compare a car with others of the same age.

In detail:

First registered

2016 petrol

557 MOTs

Passed first time 71%. Typical mileage 60,978 (most between 44,865 and 76,002).

2016: 100% → 2017: 100% → 2018: 100% → 2019: 87% → 2020: 88% → 2021: 81% → 2022: 82% → 2023: 78% → 2024: 73% → 2025: 71%

Most common failures

Headlamp aim: too low (6.6%)
Brake pads: less than 1.5 mm thick (3.9%)
Anti-lock braking system: warning lamp indicates an ABS fault (2.9%)
Headlamp aim: too high (2.5%)
Exhaust system: has a major leak of exhaust gases (2.3%)

Where 2016 Gss fail

Lights & electrics

14.4%

Wheels & tyres

7.7%

Brakes

7.7%

Exhaust, emissions & leaks

3.9%

Body, structure & corrosion

3.1%

Visibility & wipers

2.9%

Suspension & axles

2.2%

Seat belts & other equipment

2.0%

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.