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Mercedes-benz GT - 2015

35.0 faults per 100 tests
Year average for all cars of 2015 is 174.5 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mercedes-benz GT, model year 2015. Sample size: 333 cars, 792 tests and 277 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 333 cars

The 2015 Mercedes-Benz GT has an overall defect rate of 35 per 100 vehicles, significantly lower than the average of 170 per 100 vehicles, marking a 79.5% improvement. Notably, the model excels in categories such as brakes and steering, with defect rates of just 12% and 0%, respectively, compared to much higher averages. Additionally, it shows fewer issues related to visibility and lights and electrics, indicating a reliable performance in these areas. However, as mileage increases, the defect rate for the model rises sharply, especially in the 62,000 to 93,000 miles segment, where it sees a higher rate compared to the yearly average. Overall, this model stands out for its reliability and low defect rates across several key categories.

Cars by mileage segment

Total: 333 cars

Categories

Brakes
▲ 85.7% better
12.1 faults / 100 tests
Year avg: 84.7 / 100 tests
  • Brake lining or pad: worn below 1.5mm
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake disc or drum: significantly and obviously worn
Steering
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 9.9 / 100 tests
Visibility
▲ 67.1% better
5.3 faults / 100 tests
Year avg: 16.1 / 100 tests
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
Lights & Electrics
▲ 91.9% better
2.5 faults / 100 tests
Year avg: 31.0 / 100 tests
  • A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
Wheels & Suspension
▲ 73.4% better
47.5 faults / 100 tests
Year avg: 178.3 / 100 tests
  • Tyre tread depth not in accordance with the requirements
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
  • Tyre tread depth not in accordance with the requirements
  • A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
Body/Structure
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 11.7 / 100 tests
Equipment
▲ 75.0% better
1.0 faults / 100 tests
Year avg: 4.0 / 100 tests
Other
▲ 88.6% better
1.5 faults / 100 tests
Year avg: 13.2 / 100 tests

Fault rate by mileage segment

Model    Year average
0 342 0–31,000 mi 31,000–62,000 62,000–93,000 93,000–124,000 124,000+
* Metric: faults per 100 tests.

Most common faults (Top 10)

Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 102
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 38
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 19
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 16
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 12
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 11
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 11
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 10
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 10
A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
MINOR
Occurrences: 6

Serious faults (Top 10)

Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 11
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 10
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 5
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 3
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 2
An SRS malfunction indicator lamp (MIL) indicates a system malfunction
FAIL
Occurrences: 2
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 2
Emissions levels exceed default limits
FAIL
Occurrences: 2
A wheel: with a loose or missing wheel nut, bolt or stud
FAIL
Occurrences: 2
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 1