Mercedes-benz Glc Reliability, MOT Pass Rate & Common Faults
Free Mercedes-benz Glc car check
Is the Mercedes-benz Glc reliable? We analysed 421,661 real MOT tests across 74,461 vehicles to find out.
Got a specific Mercedes-benz Glc? Enter the reg for a free check:
The Mercedes-benz Glc is above average for reliability based on real UK MOT data. Here's everything you need to know before buying a used Mercedes-benz Glc.
Mercedes-benz Glc Number Plates
Number plates registered to a Mercedes-benz Glc. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.
Mercedes-benz Glc MOT Pass Rate by Year
How likely is a Mercedes-benz Glc to pass its MOT? Here's the pass rate for each registration year, newest first.
Mercedes-benz Glc Common Faults & Problems
These are the most common serious faults found on Mercedes-benz Glc models during MOT testing — flagged as dangerous or major failures that need immediate attention.
Mercedes-benz Glc Mileage — What's Normal?
How many miles does a typical Mercedes-benz Glc owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.
Mercedes-benz Glc MOT Data by Registration Year
Full breakdown of pass rate and mileage for each year. Use this to compare the Mercedes-benz Glc year you're looking at.
| Year | Tests | Pass Rate | Low Mi. | Typical Mi. | High Mi. |
|---|---|---|---|---|---|
| 2023 | 247 | 91.9% | 17,859 | 26,066 | 33,114 |
| 2022 | 4,853 | 91.7% | 21,338 | 29,168 | 40,418 |
| 2021 | 7,897 | 91.6% | 24,836 | 34,148 | 45,091 |
| 2020 | 17,005 | 90.9% | 25,421 | 35,395 | 47,962 |
| 2019 | 74,577 | 89.9% | 25,321 | 36,382 | 50,437 |
| 2018 | 121,289 | 88.8% | 27,650 | 40,624 | 56,803 |
| 2017 | 97,631 | 88.5% | 31,879 | 46,606 | 65,053 |
| 2016 | 80,822 | 87.8% | 35,372 | 52,022 | 72,466 |
| 2015 | 12,995 | 87.0% | 36,620 | 54,018 | 75,270 |
How Long Does a Mercedes-benz Glc Last?
Based on 74,461 Mercedes-benz Glc vehicles on UK roads.
Mercedes-benz Glc Mileage Distribution
Total mileage recorded across all Mercedes-benz Glc MOT tests. If the car you're looking at is above the 75th percentile, it's done more miles than most.
Best Year to Buy a Used Mercedes-benz Glc
Based on MOT pass rates across all registration years with sufficient test data.
91.9% MOT pass rate from 247 tests
87.0% MOT pass rate from 12,995 tests
The best year to buy a used Mercedes-benz Glc is 2023, which has the highest MOT pass rate at 91.9% across 247 tests. The 2015 model year has the lowest pass rate at 87.0% — if you're looking at one from that year, budget for potential repairs and get a thorough pre-purchase inspection.
How Does the Mercedes-benz Glc Compare?
MOT pass rates compared to similar models. Click any model for the full breakdown.
| Model | Pass Rate | Tests | Typical Mileage | Lifespan |
|---|---|---|---|---|
| Mercedes-benz Glc THIS CAR | 88.8% | 421,661 | 42,803 mi | 11 yrs |
| Mercedes-benz C | 77.6% | 8,031,355 | 77,082 mi | 32 yrs |
| Mercedes-benz E | 79.4% | 4,722,746 | 83,960 mi | 33 yrs |
| Mercedes-benz A-class | 77.6% | 4,204,702 | 57,023 mi | 28 yrs |
| Mitsubishi Pajero | 69.9% | 288,943 | 141,476 mi | 37 yrs |
Compared to the Mercedes-benz C (77.6% pass rate) and the Mercedes-benz E (79.4% pass rate), the Mercedes-benz Glc outperforms both on MOT reliability.
Found a Mercedes-benz Glc you like?
Run a full vehicle history check on the specific car. See finance, stolen, write-off, mileage and MOT data for that exact vehicle.
Check a specific Mercedes-benz GlcShould you buy a used Mercedes-benz Glc?
The Mercedes-benz Glc has an overall MOT pass rate of 88.8% across 421,661 real MOT tests — comfortably above the UK average, which puts it among the more reliable models on UK roads.
On the safety side, the most frequently flagged dangerous fault is tyre tread depth below requirements of 1.6mm. Dangerous faults cause an immediate MOT failure and mean the vehicle is not roadworthy until repaired. If you're viewing a Mercedes-benz Glc with an expired or recently passed MOT, ask the seller whether any dangerous faults were found and fixed during the last test.
A typical Mercedes-benz Glc owner drives around 7,681 miles per year. If the car you're looking at is significantly above this, expect more wear on suspension, brakes and tyres. If it's well below, the vehicle may have been sitting unused — check for perished rubber, corroded discs and stale fluids.
In terms of longevity, most Mercedes-benz Glc models stay on UK roads for around 11 years. If you're buying one that's already approaching that window, the data suggests it has plenty of life left provided it's been maintained.
Before committing to a purchase, we recommend running a full vehicle history check on the specific car. This will reveal any outstanding finance, stolen markers, write-off history and mileage discrepancies that the seller may not disclose — and that the MOT data alone can't tell you.