2015 · 9 years old at test · Petrol mostly

2015 Mercedes-Benz GT MOT pass rate and common faults

203 MOT tests in 2024. 92.6% passed first time, compared with 73.5% for all cars the same age.

126Well above average
Passed first time92.6%
Failed or needed repairs7.4%
Typical mileage at test27,000

Most common reasons for failing

Share of all 203 tests where this item caused a failure.

  1. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords1.5%
  2. Tread depth below requirements of 1.6mm1.0%
    2 marked dangerous
  3. Washers: provides insufficient washer liquid1.0%
  4. Suspension arms - ball joint: ball joint likely to become detached0.5%
    1 marked dangerous
  5. Road Wheels - attachment: fixing missing0.5%
  6. Headlamp aim: too low0.5%
  7. Registration plates: does not conform to the specified requirements0.5%
  8. Wipers: does not clear the windscreen effectively0.5%
  9. Emissions not tested: unable to be completed0.5%
  10. Coil spring: fractured or broken0.5%

Problem areas

Failure items found per 100 tests, by part of the car.

  1. Tyres3.0%
  2. Visibility (wipers, screen, mirrors)1.5%
  3. Lights & electrics1.5%
  4. Suspension1.0%
  5. Emissions & leaks1.0%
  6. Wheels0.5%
  7. Number plates & VIN0.5%
  8. Seat belts & airbags0.5%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tread depth below requirements of 1.6mm8.4%
  2. Tyres - condition: has a tear, caused by separation or partial failure of its structure3.4%
  3. Brake pads: less than 1.5 mm thick2.0%
  4. Brake discs: in such a condition that it is seriously weakened1.5%
  5. Non-component advisories: Nail in tyre1.5%

What this means if you are buying one

This model year does better than most cars its age, so it is a reasonable used buy on MOT record alone. Before buying, check the area that fails most: tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords. Then look up the car's own MOT history on GOV.UK with its number plate, and look for repeat advisories.

All GT years2016 GT →

Questions

What is the MOT pass rate for a 2015 Mercedes-Benz GT?

In 2024, 92.6% of 2015 Mercedes-Benz GT cars passed their MOT first time, across 203 tests. The average for all 9-year-old cars was 73.5%.

What are the most common MOT failures on a 2015 Mercedes-Benz GT?

The most common failure reasons were tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords; tread depth below requirements of 1.6mm; washers: provides insufficient washer liquid. The biggest problem area was tyres.

Is the 2015 Mercedes-Benz GT reliable at MOT time?

Its MOT Rank score is 126, which is well above average for a car of its age (100 means exactly average).