Mercedes-Benz Glc 300 Amg Line Prem + D 4m A: MOT pass rate and reliability data

The Mercedes-Benz Glc 300 Amg Line Prem + D 4m A passes its MOT first time more often than the average UK car, by 14.7 percentage points. These figures come from the DVSA's full year of anonymised MOT results, covering 3,765 individual Mercedes-Benz Glc 300 Amg Line Prem + D 4m A tests. Nothing here is an estimate or a survey.

The numbers

First-time pass rate91.4%
UK national average76.7%
Difference+14.7 points
Tests analysed3,765
Average mileage at test36,109 miles
Average year of manufacture2020
Reliability rank480 of 2,005 models

What this means if you are buying one

A 91.4% first-time pass rate means roughly 9 in every 100 Mercedes-Benz Glc 300 Amg Line Prem + D 4m As presented for MOT fail on the first attempt. That is better than average, so a well-kept example is a reasonably safe used buy. The average Mercedes-Benz Glc 300 Amg Line Prem + D 4m A tested had covered 36,109 miles and was built around 2020.

What this means at salvage auction

Pass rate is a proxy for what a car costs to keep on the road. The Mercedes-Benz Glc 300 Amg Line Prem + D 4m A sits 14.7 points above the national average, ranked 480 of 2,005 models. On one bought as repairable salvage, the mechanical side is less likely to spring surprises, so your repair estimate should hold up reasonably well.

Before you bid: run the lot through the analyzer, check the car's own record, check the mileage, decode the VIN, and if it carries a marker use the write-off value calculator. Or compare it against another model.

Looking at a specific Mercedes-Benz Glc 300 Amg Line Prem + D 4m A rather than the model in general? The free check covers its MOT and mileage history, and the full HPI report confirms the insurance write-off category, outstanding finance and whether it is recorded stolen, from licensed data for 5 credits. Already own one that has been damaged? Work out whether fixing it beats selling it with the repair or scrap calculator, and see recorded closing bids for damaged Mercedes-Benz Glc 300 Amg Line Prem + D 4m As at UK salvage auction.

Most common MOT failures on a Mercedes-Benz Glc 300 Amg Line Prem + D 4m A

  1. Number plate does not conform to the specified requirements, 0.6% of tests (3.01x the national rate for this defect)
  2. Brake lining or pad worn down to wear indicator, 0.6% of tests (2.94x the national rate for this defect)
  3. A tyre seriously damaged, 3% of tests
  4. Tyre tread depth not in accordance with the requirements, 2.3% of tests
  5. A tyre cords visible or damaged, 1.8% of tests
  6. A suspension pin, bush or joint excessively worn, 1.7% of tests
  7. a brake lining or pad worn below 1.5mm, 1% of tests
  8. Wiper blade missing or obviously not clearing the windscreen, 0.6% of tests
  9. Windscreen washers not working or not providing sufficient fluid to clear the windscreen, 0.4% of tests
  10. The aim of a headlamp is not within limits laid down in the requirements, 0.3% of tests

From 3,415 DVSA-tracked Mercedes-Benz Glc 300 Amg Line Prem + D 4m A tests, 2024. DVSA testers marked 6.97% of these flagged Mercedes-Benz Glc 300 Amg Line Prem + D 4m A defects as "dangerous", meaning the tester judged the car unsafe to drive away, against 5.11% nationally.

Most common MOT advisories on a Mercedes-Benz Glc 300 Amg Line Prem + D 4m A

An advisory doesn't fail the car - the tester flags it as worth watching, but it still passes. A different list from the failures above: what testers are noting on a Mercedes-Benz Glc 300 Amg Line Prem + D 4m A before it actually fails on it.

  1. Tyre tread depth not in accordance with the requirements, 29.5% of tests, also fails
  2. A tyre seriously damaged, 9.7% of tests, also fails
  3. a brake lining or pad worn below 1.5mm, 9.1% of tests, also fails
  4. A suspension pin, bush or joint excessively worn, 5.2% of tests, also fails
  5. Brake disc or drum excessively weakened, insecure or fractured, 5.2% of tests
  6. Brake disc or drum significantly and obviously worn, 3.5% of tests
  7. Number plate inscription missing or illegible, 0.6% of tests
  8. A seat belt webbing or flexible stalk significantly stretched or weakened, 0.2% of tests
  9. A shock absorber damaged to the extent that it does not function or showing signs of severe leakage, 0.1% of tests
  10. A seat belt or flexible stalk damaged, 0.1% of tests

From 3,415 DVSA-tracked Mercedes-Benz Glc 300 Amg Line Prem + D 4m A tests, 2024.

Mercedes-Benz Glc 300 Amg Line Prem + D 4m A pass rate by model year

From its 2019 to its 2021 model year, the Mercedes-Benz Glc 300 Amg Line Prem + D 4m A's first-time pass rate has risen 0.2 points, from 91% to 91.2%, the usual pattern: a newer model year is a younger car today, so it fails less. First-time pass rate for each Mercedes-Benz Glc 300 Amg Line Prem + D 4m A year:

Other Mercedes-Benz models

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If this car is a salvage or write-off

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Mercedes-Benz Glc 300 Amg Line Prem + D 4m A MOT pass rate badge: 91.4%

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Mercedes-Benz Glc 300 Amg Line Prem + D 4m A most common MOT failure: Number plate does not conform to the specified requirements (0.6% of tests)

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All 2,005 models ranked by MOT pass rate