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

The Mercedes-Benz Glc 300 Amg Line Premium 4m A passes its MOT first time more often than the average UK car, by 13.7 percentage points. These figures come from the DVSA's full year of anonymised MOT results, covering 512 individual Mercedes-Benz Glc 300 Amg Line Premium 4m A tests. Nothing here is an estimate or a survey.

The numbers

First-time pass rate90.4%
UK national average76.7%
Difference+13.7 points
Tests analysed512
Average mileage at test29,157 miles
Average year of manufacture2020
Reliability rank642 of 2,005 models

What this means if you are buying one

A 90.4% first-time pass rate means roughly 10 in every 100 Mercedes-Benz Glc 300 Amg Line Premium 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 Premium 4m A tested had covered 29,157 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. On a Mercedes-Benz Glc 300 Amg Line Premium 4m A bought as a 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 Premium 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 what damaged Mercedes-Benz Glc 300 Amg Line Premium 4m As actually sold for at UK salvage auction.

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

  1. A tyre seriously damaged, 2.7% of tests (1.35x the national rate for this defect)
  2. Tyre tread depth not in accordance with the requirements, 1.8% of tests
  3. A tyre cords visible or damaged, 0.8% of tests
  4. Number plate does not conform to the specified requirements, 0.8% of tests (4.69x the national rate for this defect)
  5. A suspension pin, bush or joint excessively worn, 0.3% of tests
  6. Brake lining or pad worn down to wear indicator, 0.3% of tests (2.26x the national rate for this defect)
  7. Engine MIL illuminated indicating a malfunction, 0.3% of tests
  8. Braking effort inadequate at a wheel, 0.2% of tests (5.65x the national rate for this defect)
  9. A tyre not fitted in compliance with the manufacturers sidewall instruction, 0.2% of tests (4.6x the national rate for this defect)
  10. Tyres on the same axle or on twin wheels are different sizes, 0.1% of tests (1.22x the national rate for this defect)

From 920 DVSA-tracked Mercedes-Benz Glc 300 Amg Line Premium 4m A tests, 2024. DVSA testers marked 6.26% of these flagged Mercedes-Benz Glc 300 Amg Line Premium 4m A defects as "dangerous", meaning the tester judged the car unsafe to drive away, against 4.97% nationally.

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