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Mercedes-benz GLC 300 AMG - 2019

79.1 faults per 100 tests
Year average for all cars of 2019 is 108.6 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mercedes-benz GLC 300 AMG, model year 2019. Sample size: 2,879 cars, 5,639 tests and 4,460 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 2,879 cars

The 2019 Mercedes-Benz GLC 300 AMG has an overall defect rate of 79 per 100 cars, which is significantly lower than the average of 106 per 100 cars for its year, representing a 25% improvement. Notably, the model shows exceptional performance in areas such as brakes, steering, and visibility, with drastically lower defect rates compared to average figures. Additionally, the GLC 300 AMG experiences a consistent defect pattern across mileage segments, peaking at higher mileage intervals. Overall, this model stands out for its reliability in critical categories while exhibiting minimal issues in comparison to other vehicles of the same age.

Cars by mileage segment

Total: 2,879 cars

Categories

Brakes
▲ 34.5% better
40.9 faults / 100 tests
Year avg: 62.4 / 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: 2.8 / 100 tests
Visibility
▲ 40.6% better
8.2 faults / 100 tests
Year avg: 13.8 / 100 tests
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
Lights & Electrics
▲ 79.2% better
3.1 faults / 100 tests
Year avg: 14.9 / 100 tests
Wheels & Suspension
▲ 9.0% better
102.7 faults / 100 tests
Year avg: 112.9 / 100 tests
  • Tyre tread depth not in accordance with the requirements
  • A suspension pin, bush, joint or bearing: excessively worn
  • 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
  • A suspension pin, bush, joint or bearing: excessively worn
Body/Structure
▲ 71.4% better
1.0 faults / 100 tests
Year avg: 3.5 / 100 tests
Equipment
▲ 16.7% better
1.5 faults / 100 tests
Year avg: 1.8 / 100 tests
Other
▲ 84.3% better
0.8 faults / 100 tests
Year avg: 5.1 / 100 tests

Fault rate by mileage segment

Model    Year average
0 289 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: 1,499
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 525
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 448
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 389
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 281
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 267
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 114
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 112
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 110
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 106

Serious faults (Top 10)

A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 112
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 106
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 103
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 65
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 34
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 20
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 13
Brake disc or drum: significantly and obviously worn
FAIL
Occurrences: 13
Brake lining or pad: worn down to wear indicator
FAIL
Occurrences: 12
A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
FAIL
Occurrences: 8