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MOT reliability

Mg Gb

9 vehicles · 106 completed MOT tests analysed
78%
MOT pass rate

Based on 9 Mg Gb vehicles and 106 completed MOT tests, the Mg Gb has an overall 78% pass rate, with an average recorded mileage of 36,107 miles.

9
Vehicles
106
MOT tests
630
Avg miles / year
1.6
Faults per test
0%
Dangerous-fault share

Mg Gb problem areas

Where faults occur most across all Mg Gb MOT tests:

  • Other116%
  • Emissions & nuisance7%
  • Tyres, wheels & suspension6%
  • Brakes5%
  • Seatbelts & equipment5%
  • Steering4%
  • Lamps & electrical2%
  • Body & structure1%

Mg Gb pass rate by age

Age (years)TestsPass rate
71100%
82100%
9250%
10250%
1210%
15250%
161100%

Fuel types: Petrol (9)

Most common Mg Gb MOT faults

These are the faults and advisories recorded most often across Mg Gb MOT tests:

  1. Oil leak (10 times)
  2. offside outer sill corroded (5 times)
  3. Windscreen washer provides insufficient washer liquid (8.2.3) (4 times)
  4. Exhaust emissions carbon monoxide content excessive (7.3.B.1a) (4 times)
  5. slight play in steering rack at offside front wheel (4 times)
  6. Parking brake lever has little reserve travel (3.1.6b) (4 times)
  7. movement detected at front anti roll bar d bushes (4 times)
  8. oil leaks (4 times)
  9. Offside Rear Brake pipe slightly corroded (3.6.B.2c) (4 times)
  10. Exhaust emissions hydrocarbon content excessive (7.3.B.1b) (3 times)
  11. Nearside Front Steering system has slight free play detected at steering wheel (2.2.A.1b) (3 times)
  12. Fuel pipe/s corroded (3 times)
  13. Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7) (3 times)
  14. Nearside Front coil spring corroded (2.4.C.1b) (3 times)
  15. Offside Front coil spring corroded (2.4.C.1b) (3 times)

Mg Gb pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
2001 1 11 64% 76,163
1981 1 8 88% 86,719
1977 2 31 61% 25,285
1973 1 14 86% 4,415
1972 1 16 100%
1969 1 5 100% 6,345
1967 1 15 80% 28,540
1964 1 6 83%

Mg Gb reliability FAQ

Across 9 Mg Gb vehicles in our MOT data, 78% pass the MOT (a 22% failure rate), with about 1.6 faults or advisories recorded per test.

The most frequently recorded Mg Gb MOT issues are: Oil leak; offside outer sill corroded; Windscreen washer provides insufficient washer liquid (8.2.3).

The typical Mg Gb in our data has covered around 36,107 miles.

Compare the Mg Gb

See how the Mg Gb stacks up against other Mg models on MOT reliability:


Check a specific Mg Gb

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See all Mg models · Learn about common MOT failures · what an MOT checks