Citroen C6
Reliability, running costs, and MOT data across 5 years from 625 real MOT tests.
Avg Pass Rate
80%
Total Tests
625
Best Year
2009 (84%)
Years Covered
5
How reliable is the Citroen C6?
Citroen C6 by Year
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About the Citroen C6
The Citroen C6 has been tested 625 times in 2024 MOT data across 5 model years (2006 to 2010), with an average pass rate of 80%. That's close to the national average of 82%. Available as diesel.
Best and Worst Years
The 2009 model is the most reliable with a 84% pass rate from 111 tests. The 2008 model has the lowest at 73%. The 11 point spread between years means reliability varies somewhat, but no year is dramatically different.
Reliability Trend
The CITROEN C6 has maintained consistent MOT pass rates across model years, varying by only 0 percentage points.
Mileage Across Years
The oldest model in our data (2006) averages 115,367 miles, while the newest (2010) averages 96,606 miles. Older models have covered serious mileage, so suspension and drivetrain wear are worth checking.
Click any year in the table above to see detailed running costs, individual reliability data, and comparisons with similar cars.