Mercedes CLC
Reliability, estimated running costs, and MOT data across 4 model years from 17,600 MOT tests in 2024.
Avg Pass Rate
73%
Total Tests
17,600
Highest Pass Rate
2010 (74%)
Years Covered
4
About the Mercedes CLC
The Mercedes CLC was MOT tested 17,600 times in 2024 (DVSA data, retests included) across 4 model years (2008 to 2011), with an average pass rate of 73%. That's 9 points below the average of 82% across all models in our data, so check the year-by-year data carefully before buying. Our records list petrol and diesel versions.
Best and Worst Years
Of the years with at least 100 tests, the 2010 model has the highest pass rate at 74% from 5,205 tests. The 2008 model has the lowest at 72%. With just a 2 point gap, pass rates are similar across these years. Newer cars usually pass more often simply because they are younger.
Reliability Trend
The Mercedes CLC has maintained consistent MOT pass rates across model years, varying by only 1 percentage point.
Mileage Across Years
The oldest model in our data (2008) averages 109,284 miles, while the newest (2011) averages 83,897 miles. Older models have covered serious mileage, so suspension and drivetrain wear are worth checking.
Compared to the Mercedes brand average of 87%, the CLC is 14 points lower, placing it among the less reliable Mercedes models.
Estimated Running Costs
Higher due to low pass rate
Based on 7,400 miles/year, average pump prices of 174.57p petrol and 199.33p diesel (GOV.UK weekly road fuel prices, week of 19 October 2026), and MOT pass rate data. Insurance not included.
Full 2011 detailsHow reliable is the Mercedes CLC?
Mercedes CLC by Year
Click any year to see detailed running costs, reliability data, and comparisons with similar cars.
Questions about the Mercedes CLC
Is the Mercedes CLC reliable?
Across its 4 model years in our data (2008 to 2011), the Mercedes CLC averages a 73% MOT pass rate, from 17,600 tests (DVSA MOT data for tests in 2024, retests included). That's 9 points below the average of 82% across all models in the same data. The 2010 model has the highest pass rate of the years with at least 100 tests, at 74%.
Which year Mercedes CLC has the best MOT pass rate?
Of the years with at least 100 tests, the 2010 Mercedes CLC has the highest MOT pass rate at 74%, while the 2008 model has the lowest at 72%, a 2 point gap. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.
Are newer Mercedes CLCs more reliable?
The Mercedes CLC has maintained consistent MOT pass rates across model years, varying by only 1 percentage point.
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